| Date |
Time (UTC) |
Event |
| 1977 Jan 6 |
09:40 |
Cosmos 888 (Zenit-4MK, Germes) launched into 168 x 318 kilometre, 89.4 minutes period, 65 deg inclination orbit from the Baikonur Cosmodrome by Soyuz 11A511U rocket. Variant of the manoeuvrable Zenit-4M with high resolution cameras. |
| 1977 Jan 9 |
09:04 |
Orbit of Cosmos 888 reported as 169 x 320 kilometres, 65 deg inclination with 89.4 minutes period. |
| 1977 Jan 10 |
17:51 |
Orbit of Cosmos 888 reported as 169 x 318 kilometres, 65 deg inclination with 89.4 minutes period. |
| 1977 Jan 15 |
06:32 |
Orbit of Cosmos 888 reported as 168 x 309 kilometres, 65 deg inclination with 89.4 minutes period. |
| 1977 Jan 16 |
16:47 |
Orbit of Cosmos 888 reported as 168 x 321 kilometres, 65 deg inclination with 89.3 minutes period. |
| 1977 Jan 19 |
06:14 |
Cosmos 888 descent module lands for recovery after being commanded to re-enter the Earth's atmosphere. |
| 1977 Jan 20 |
08:30 |
Cosmos 889 (Zenit-2M 11Ф690, Gektor) launched into 201 x 328 kilometre, 89.8 minutes period, 71.4 deg inclination orbit from the Baikonur Cosmodrome by Soyuz 11A511U rocket. Photo-reconnaissance satellite. |
| 1977 Feb 1 |
06:43 |
Cosmos 889 descent module lands for recovery after being commanded to re-enter the Earth's atmosphere. |
| 1977 Feb 2 |
|
After nearly one year, Salyut 4 orbit has decayed to 186 x 187 kilometres - its propulsion system is activated, causing it to re-enter the Earth atmosphere over the Pacific Ocean where it is destroyed by frictional heating |
| 1977 Feb 9 |
11:30 |
Cosmos 892 (Zenit-4MK, Germes) launched into 157 x 428 kilometre, 90.4 minutes period, 72.9 deg inclination orbit from the Plesetsk Cosmodrome by Soyuz 11A511U rocket. Variant of the manoeuvrable Zenit-4M with high resolution cameras. |
| 1977 Feb 10 |
02:22 |
Orbit of Cosmos 892 reported as 158 x 427 kilometres, 72.9 deg inclination with 90.4 minutes period. |
| 1977 Feb 12 |
11:23 |
Orbit of Cosmos 892 reported as 168 x 340 kilometres, 72.9 deg inclination with 90.4 minutes period. |
| 1977 Feb 22 |
04:48 |
Cosmos 892 descent module lands for recovery after being commanded to re-enter the Earth's atmosphere. |
| 1977 Feb 22 |
|
Zenit-4MK, Germes launched from the Baikonur Cosmodrome by Soyuz 11A511U rocket. Variant of the manoeuvrable Zenit-4M but with high resolution cameras. |
| 1977 Mar 3 |
10:30 |
Cosmos 896 (Zenit-6, Argon) launched into 190 x 201 kilometre, 88.4 minutes period, 72.9 deg inclination orbit from the Plesetsk Cosmodrome by Soyuz 11A511U rocket. Zenit variant with universal capability apparently able to cover both high and low resolution photography missions. |
| 1977 Mar 5 |
03:35 |
Orbit of Cosmos 896 reported as 193 x 207 kilometres, 72.9 deg inclination with 88.4 minutes period. |
| 1977 Mar 6 |
21:29 |
Orbit of Cosmos 896 reported as 176 x 341 kilometres, 72.9 deg inclination with 88.5 minutes period. |
| 1977 Mar 10 |
11:00 |
Cosmos 897 (Zenit-4MK, Germes) launched into 168 x 325 kilometre, 89.5 minutes period, 72.8 deg inclination orbit from the Plesetsk Cosmodrome by Soyuz 11A511U rocket. Variant of the manoeuvrable Zenit-4M with high resolution cameras. |
| 1977 Mar 16 |
04:48 |
Cosmos 896 descent module lands for recovery after being commanded to re-enter the Earth's atmosphere. |
| 1977 Mar 17 |
08:30 |
Cosmos 898 (Zenit-2M 11Ф690, Gektor) launched into 215 x 229 kilometre, 89 minutes period, 81.4 deg inclination orbit from the Plesetsk Cosmodrome by Soyuz 11A511U rocket. Photo-reconnaissance satellite. Carried Nauka autonomous module. |
| 1977 Mar 20 |
09:52 |
Orbit of Cosmos 897 reported as 168 x 415 kilometres, 72.8 deg inclination with 89.5 minutes period. |
| 1977 Mar 23 |
06:00 |
Cosmos 897 descent module lands for recovery after being commanded to re-enter the Earth's atmosphere. |
| 1977 Mar 30 |
04:48 |
Cosmos 898 descent module lands for recovery after being commanded to re-enter the Earth's atmosphere. |
| 1977 Apr 7 |
08:59 |
Cosmos 902 (Zenit-4MK, Germes) launched into 168 x 275 kilometre, 89 minutes period, 81.4 deg inclination orbit from the Plesetsk Cosmodrome by Soyuz 11A511U rocket. Variant of the manoeuvrable Zenit-4M with high resolution cameras. |
| 1977 Apr 13 |
18:57 |
Orbit of Cosmos 902 reported as 166 x 261 kilometres, 81.4 deg inclination with 89 minutes period. |
| 1977 Apr 15 |
09:27 |
Orbit of Cosmos 902 reported as 171 x 259 kilometres, 81.4 deg inclination with 88.8 minutes period. |
| 1977 Apr 16 |
07:40 |
Orbit of Cosmos 902 reported as 171 x 256 kilometres, 81.4 deg inclination with 88.9 minutes period. |
| 1977 Apr 17 |
19:15 |
Orbit of Cosmos 902 reported as 170 x 283 kilometres, 81.4 deg inclination with 88.8 minutes period. |
| 1977 Apr 20 |
05:31 |
Cosmos 902 descent module lands for recovery after being commanded to re-enter the Earth's atmosphere. |
| 1977 Apr 20 |
09:00 |
Cosmos 904 (Zenit-2M 11Ф690, Gektor) launched into 202 x 327 kilometre, 89.8 minutes period, 71.4 deg inclination orbit from the Baikonur Cosmodrome by Soyuz 11A511U rocket. Photo-reconnaissance satellite. |
| 1977 May 4 |
07:12 |
Cosmos 904 descent module lands for recovery after being commanded to re-enter the Earth's atmosphere. |
| 1977 May 5 |
14:00 |
Cosmos 907 (Zenit-4MK, Germes) launched into 171 x 378 kilometre, 90 minutes period, 62.8 deg inclination orbit from the Plesetsk Cosmodrome by Soyuz 11A511U rocket. Variant of the manoeuvrable Zenit-4M with high resolution cameras. |
| 1977 May 12 |
14:02 |
Orbit of Cosmos 907 reported as 166 x 298 kilometres, 62.8 deg inclination with 90 minutes period. |
| 1977 May 14 |
03:09 |
Orbit of Cosmos 907 reported as 164 x 336 kilometres, 62.8 deg inclination with 89.1 minutes period. |
| 1977 May 16 |
04:48 |
Cosmos 907 descent module lands for recovery after being commanded to re-enter the Earth's atmosphere. |
| 1977 May 17 |
10:10 |
Cosmos 908 (Zenit-4MK, Germes) launched into 175 x 289 kilometre, 89.1 minutes period, 51.8 deg inclination orbit from the Baikonur Cosmodrome by Soyuz 11A511U rocket. Variant of the manoeuvrable Zenit-4M with high resolution cameras. |
| 1977 May 26 |
07:00 |
Cosmos 912 (Zenit-4MKT, Fram) launched into 215 x 231 kilometre, 89 minutes period, 81.4 deg inclination orbit from the Plesetsk Cosmodrome by Soyuz 11A511U rocket. Variant of the Zenit photo-reconnaissance satellite with specialised cameras for Earth Resources photography and environmental monitoring - originally planned as 'Resurs-F'. |
| 1977 May 31 |
06:14 |
Cosmos 908 descent module lands for recovery after being commanded to re-enter the Earth's atmosphere. |
| 1977 May 31 |
07:30 |
Cosmos 914 (Zenit-2M 11Ф690, Gektor) launched into 202 x 305 kilometre, 89.6 minutes period, 65 deg inclination orbit from the Baikonur Cosmodrome by Soyuz 11A511U rocket. Photo-reconnaissance satellite. Carried Nauka autonomous module. |
| 1977 Jun 8 |
02:24 |
Cosmos 912 descent module lands for recovery after being commanded to re-enter the Earth's atmosphere. |
| 1977 Jun 8 |
14:00 |
Cosmos 915 (Zenit-4MK, Germes) launched into 175 x 288 kilometre, 89.1 minutes period, 62.8 deg inclination orbit from the Plesetsk Cosmodrome by Soyuz 11A511U rocket. Variant of the manoeuvrable Zenit-4M with high resolution cameras. |
| 1977 Jun 9 |
14:57 |
Orbit of Cosmos 915 reported as 176 x 306 kilometres, 62.8 deg inclination with 89.1 minutes period. |
| 1977 Jun 10 |
08:00 |
Cosmos 916 (Zenit-4MT, Orion) launched into 244 x 301 kilometre, 90 minutes period, 62.8 deg inclination orbit from the Plesetsk Cosmodrome by Soyuz 11A511U rocket. Photographic imaging satellite for cartography. |
| 1977 Jun 13 |
04:48 |
Cosmos 914 descent module lands for recovery after being commanded to re-enter the Earth's atmosphere. |
| 1977 Jun 14 |
15:30 |
Orbit of Cosmos 915 reported as 176 x 297 kilometres, 62.8 deg inclination with 89.3 minutes period. |
| 1977 Jun 16 |
15:04 |
Orbit of Cosmos 915 reported as 174 x 360 kilometres, 62.8 deg inclination with 89.2 minutes period. |
| 1977 Jun 18 |
00:04 |
Orbit of Cosmos 915 reported as 174 x 358 kilometres, 62.8 deg inclination with 89.8 minutes period. |
| 1977 Jun 19 |
01:31 |
Orbit of Cosmos 915 reported as 172 x 316 kilometres, 62.8 deg inclination with 89.8 minutes period. |
| 1977 Jun 21 |
04:48 |
Cosmos 915 descent module lands for recovery after being commanded to re-enter the Earth's atmosphere. |
| 1977 Jun 21 |
22:36 |
Cosmos 916 descent module lands for recovery after being commanded to re-enter the Earth's atmosphere. |
| 1977 Jun 22 |
08:00 |
Cosmos 920 (Zenit-4MK, Germes) launched into 172 x 342 kilometre, 89.7 minutes period, 65 deg inclination orbit from the Baikonur Cosmodrome by Soyuz 11A511U rocket. Final the manoeuvrable Zenit-4M with high resolution cameras. |
| 1977 Jun 30 |
14:00 |
Cosmos 922 (Zenit-2M 11Ф690, Gektor) launched into 204 x 298 kilometre, 89.5 minutes period, 62.8 deg inclination orbit from the Plesetsk Cosmodrome by Soyuz 11A511U rocket. Photo-reconnaissance satellite. |
| 1977 Jul 5 |
04:19 |
Cosmos 920 descent module lands for recovery after being commanded to re-enter the Earth's atmosphere. |
| 1977 Jul 12 |
09:00 |
Cosmos 927 (Zenit-4MKM, Gerakl) launched into 166 x 376 kilometre, 90 minutes period, 72.8 deg inclination orbit from the Plesetsk Cosmodrome by Soyuz 11A511U rocket. First successful modified Zenit-4MK, possibly with a higher resolution camera. Introduction near-simultaneous with Zenit-6 and may be stopgap measure while the latter was under test prior to acceptance in 1978. |
| 1977 Jul 13 |
04:48 |
Cosmos 922 descent module lands for recovery after being commanded to re-enter the Earth's atmosphere. |
| 1977 Jul 13 |
17:47 |
Orbit of Cosmos 927 reported as 151 x 359 kilometres, 72.9 deg inclination with 90 minutes period. |
| 1977 Jul 18 |
17:07 |
Orbit of Cosmos 927 reported as 149 x 337 kilometres, 72.9 deg inclination with 89.6 minutes period. |
| 1977 Jul 19 |
08:01 |
Orbit of Cosmos 927 reported as 149 x 384 kilometres, 72.9 deg inclination with 89.4 minutes period. |
| 1977 Jul 20 |
07:35 |
Cosmos 932 (Zenit-4MKM, Gerakl) launched into 172 x 321 kilometre, 89.4 minutes period, 65 deg inclination orbit from the Baikonur Cosmodrome by Soyuz 11A511U rocket. Modified version of the Zenit-4MK, possibly with a higher resolution camera. |
| 1977 Jul 21 |
01:20 |
Orbit of Cosmos 932 reported as 174 x 318 kilometres, 65 deg inclination with 89.4 minutes period. |
| 1977 Jul 22 |
07:08 |
Orbit of Cosmos 932 reported as 148 x 310 kilometres, 65 deg inclination with 89.4 minutes period. |
| 1977 Jul 24 |
03:38 |
Orbit of Cosmos 932 reported as 149 x 298 kilometres, 65 deg inclination with 89.1 minutes period. |
| 1977 Jul 25 |
01:52 |
Orbit of Cosmos 932 reported as 149 x 357 kilometres, 65 deg inclination with 89 minutes period. |
| 1977 Jul 25 |
04:48 |
Cosmos 927 descent module lands for recovery after being commanded to re-enter the Earth's atmosphere. |
| 1977 Jul 27 |
18:07 |
Cosmos 934 (Zenit-6, Argon) launched into 230 x 256 kilometre, 89.4 minutes period, 62.8 deg inclination orbit from the Plesetsk Cosmodrome by Soyuz 11A511U rocket. Zenit variant with universal capability apparently able to cover both high and low resolution photography missions. |
| 1977 Jul 28 |
07:13 |
Orbit of Cosmos 934 reported as 231 x 255 kilometres, 62.8 deg inclination with 89.4 minutes period. |
| 1977 Jul 28 |
22:07 |
Orbit of Cosmos 934 reported as 167 x 344 kilometres, 62.8 deg inclination with 89.4 minutes period. |
| 1977 Jul 29 |
08:00 |
Cosmos 935 (Zenit-2M 11Ф690, Gektor) launched into 215 x 250 kilometre, 89.2 minutes period, 81.3 deg inclination orbit from the Plesetsk Cosmodrome by Soyuz 11A511U rocket. Photo-reconnaissance satellite. |
| 1977 Aug 2 |
04:48 |
Cosmos 932 descent module lands for recovery after being commanded to re-enter the Earth's atmosphere. |
| 1977 Aug 3 |
05:01 |
Orbit of Cosmos 934 reported as 166 x 334 kilometres, 62.8 deg inclination with 89.6 minutes period. |
| 1977 Aug 3 |
14:01 |
Cosmos 936 (Bion №4) launched into 217 x 397 kilometre, 90.7 minutes period, 62.8 deg inclination orbit from the Plesetsk Cosmodrome by Soyuz 11A511U rocket. Biological research satellite, probably based on the Zenit reconsat (probably the 2M version) with the experiments payload replacing the cameras. |
| 1977 Aug 4 |
04:53 |
Orbit of Cosmos 934 reported as 170 x 339 kilometres, 62.8 deg inclination with 89.5 minutes period. |
| 1977 Aug 9 |
09:07 |
Cosmos 934 descent module lands for recovery after being commanded to re-enter the Earth's atmosphere. |
| 1977 Aug 10 |
|
Zenit-4MKM, Gerakl launched from the Baikonur Cosmodrome by Soyuz 11A511U rocket. Modified version of the Zenit-4MK, possibly with a higher resolution camera. |
| 1977 Aug 11 |
05:17 |
Cosmos 935 descent module lands for recovery after being commanded to re-enter the Earth's atmosphere. |
| 1977 Aug 22 |
01:05 |
Cosmos 936 descent module lands for recovery after being commanded to re-enter the Earth's atmosphere. |
| 1977 Aug 24 |
14:30 |
Cosmos 938 (Zenit-4MKM, Gerakl) launched into 182 x 341 kilometre, 89.7 minutes period, 62.8 deg inclination orbit from the Plesetsk Cosmodrome by Soyuz 11A511U rocket. Modified version of the Zenit-4MK, possibly with a higher resolution camera. |
| 1977 Aug 25 |
11:08 |
Orbit of Cosmos 938 reported as 156 x 331 kilometres, 62.8 deg inclination with 89.7 minutes period. |
| 1977 Aug 27 |
10:09 |
Cosmos 947 (Zenit-2M 11Ф690, Gektor) launched into 202 x 320 kilometre, 89.8 minutes period, 72.9 deg inclination orbit from the Plesetsk Cosmodrome by Soyuz 11A511U rocket. Photo-reconnaissance satellite. |
| 1977 Sep 2 |
09:00 |
Cosmos 948 (Zenit-4MKT, Fram) launched into 216 x 234 kilometre, 89.1 minutes period, 81.4 deg inclination orbit from the Plesetsk Cosmodrome by Soyuz 11A511U rocket. Variant of the Zenit photo-reconnaissance satellite with specialised cameras for Earth Resources photography and environmental monitoring - originally planned as 'Resurs-F'. |
| 1977 Sep 6 |
05:46 |
Cosmos 938 descent module lands for recovery after being commanded to re-enter the Earth's atmosphere. |
| 1977 Sep 9 |
04:48 |
Cosmos 947 descent module lands for recovery after being commanded to re-enter the Earth's atmosphere. |
| 1977 Sep 13 |
15:10 |
Cosmos 950 (Zenit-2M 11Ф690, Gektor) launched into 204 x 284 kilometre, 89.4 minutes period, 62.8 deg inclination orbit from the Plesetsk Cosmodrome by Soyuz 11A511U rocket. Photo-reconnaissance satellite. |
| 1977 Sep 15 |
05:17 |
Cosmos 948 descent module lands for recovery after being commanded to re-enter the Earth's atmosphere. |
| 1977 Sep 16 |
14:30 |
Cosmos 953 (Zenit-4MKM, Gerakl) launched into 179 x 332 kilometre, 89.6 minutes period, 62.8 deg inclination orbit from the Plesetsk Cosmodrome by Soyuz 11A511U rocket. Modified version of the Zenit-4MK, possibly with a higher resolution camera. |
| 1977 Sep 18 |
05:02 |
Orbit of Cosmos 953 reported as 174 x 312 kilometres, 62.8 deg inclination with 89.6 minutes period. |
| 1977 Sep 24 |
17:01 |
Orbit of Cosmos 953 reported as 148 x 283 kilometres, 62.8 deg inclination with 89.4 minutes period. |
| 1977 Sep 25 |
12:18 |
Orbit of Cosmos 953 reported as 152 x 351 kilometres, 62.8 deg inclination with 88.8 minutes period. |
| 1977 Sep 27 |
04:48 |
Cosmos 950 descent module lands for recovery after being commanded to re-enter the Earth's atmosphere. |
| 1977 Sep 29 |
04:48 |
Cosmos 953 descent module lands for recovery after being commanded to re-enter the Earth's atmosphere. |
| 1977 Sep 29 |
06:50 |
Salyut 6 launched from the Baikonur Cosmodrome by Proton rocket into 201 x 252 kilometre orbit at 51.6 degrees inclination |
| 1977 Sep 30 |
09:46 |
Cosmos 957 (Zenit-4MKM, Gerakl) launched into 170 x 361 kilometre, 89.8 minutes period, 65 deg inclination orbit from the Baikonur Cosmodrome by Soyuz 11A511U rocket. Modified version of the Zenit-4MK, possibly with a higher resolution camera. |
| 1977 Oct 2 |
02:03 |
Orbit of Cosmos 957 reported as 170 x 359 kilometres, 65 deg inclination with 89.8 minutes period. |
| 1977 Oct 2 |
06:33 |
Orbit of Cosmos 957 reported as 149 x 351 kilometres, 65 deg inclination with 89.8 minutes period. |
| 1977 Oct 6 |
10:20 |
Orbit of Cosmos 957 reported as 148 x 326 kilometres, 65 deg inclination with 89.5 minutes period. |
| 1977 Oct 7 |
04:11 |
Orbit of Cosmos 957 reported as 164 x 320 kilometres, 65 deg inclination with 89.2 minutes period. |
| 1977 Oct 7 |
10:08 |
Orbit of Cosmos 957 reported as 162 x 322 kilometres, 65 deg inclination with 89.4 minutes period. |
| 1977 Oct 8 |
05:29 |
Orbit of Cosmos 957 reported as 161 x 319 kilometres, 65 deg inclination with 89.3 minutes period. |
| 1977 Oct 9 |
02:40 |
Soyuz 25 launched from the Baikonur Cosmodrome by Soyuz rocket into 194 x 241 kilometre orbit with Vladimir Kovalyonok and Valery Ryumin aboard |
| 1977 Oct 10 |
04:09 |
Soyuz 25 starts its final approach to the forward port of Salyut 6 - docking should have occurred about ten minutes later but the attempt is unsuccessful - although the two craft come into contact, it proves not possible to latch them together - orbit of Salyut 6 is 341 x 348 kilometres |
| 1977 Oct 10 |
|
After the docking attempt, Soyuz 25 moves away from Salyut 6 - orbit is 329 x 352 kilometres |
| 1977 Oct 11 |
03:25 |
Soyuz 25 lands 195 kilometres north-west of Tselinograd |
| 1977 Oct 11 |
15:14 |
Cosmos 958 (Zenit-6, Argon) launched into 257 x 351 kilometre, 90.6 minutes period, 62.8 deg inclination orbit from the Plesetsk Cosmodrome by Soyuz 11A511U rocket. Zenit variant with universal capability apparently able to cover both high and low resolution photography missions. |
| 1977 Oct 11 |
20:59 |
Orbit of Cosmos 958 reported as 256 x 347 kilometres, 62.8 deg inclination with 90.6 minutes period. |
| 1977 Oct 12 |
15:05 |
Orbit of Cosmos 958 reported as 318 x 422 kilometres, 62.8 deg inclination with 90.6 minutes period. |
| 1977 Oct 13 |
06:31 |
Orbit of Cosmos 958 reported as 317 x 423 kilometres, 62.8 deg inclination with 91.9 minutes period. |
| 1977 Oct 13 |
07:12 |
Cosmos 957 descent module lands for recovery after being commanded to re-enter the Earth's atmosphere. |
| 1977 Oct 13 |
20:18 |
Orbit of Cosmos 958 reported as 322 x 419 kilometres, 62.8 deg inclination with 91.9 minutes period. |
| 1977 Oct 20 |
02:30 |
Orbit of Cosmos 958 reported as 309 x 418 kilometres, 62.8 deg inclination with 92 minutes period. |
| 1977 Oct 22 |
01:56 |
Orbit of Cosmos 958 reported as 352 x 421 kilometres, 62.8 deg inclination with 91.8 minutes period. |
| 1977 Oct 24 |
06:43 |
Cosmos 958 descent module lands for recovery after being commanded to re-enter the Earth's atmosphere. |
| 1977 Nov 11 |
|
Cosmos 159, a lunar communications and tracking test vehicle, re-enters the Earth atmosphere through the combined effects of air drag and gravity |
| 1977 Dec 4 |
12:00 |
Cosmos 964 (Zenit-4MKM, Gerakl) launched into 169 x 364 kilometre, 89.9 minutes period, 72.9 deg inclination orbit from the Plesetsk Cosmodrome by Soyuz 11A511U rocket. Modified version of the Zenit-4MK, possibly with a higher resolution camera. |
| 1977 Dec 7 |
23:38 |
Orbit of Cosmos 964 reported as 168 x 357 kilometres, 72.9 deg inclination with 89.9 minutes period. |
| 1977 Dec 9 |
04:04 |
Orbit of Cosmos 964 reported as 169 x 302 kilometres, 72.9 deg inclination with 89.8 minutes period. |
| 1977 Dec 10 |
01:18 |
Soyuz 26 launched from the Baikonur Cosmodrome by Soyuz rocket into 195 x 235 kilometre orbit with Yuri Romanenko and Georgi Grechko aboard |
| 1977 Dec 11 |
03:02 |
Soyuz 26 docks at the aft port of Salyut 6 - orbit is 337 x 354 kilometres |
| 1977 Dec 12 |
09:21 |
Orbit of Cosmos 964 reported as 166 x 294 kilometres, 72.9 deg inclination with 89.2 minutes period. |
| 1977 Dec 12 |
09:40 |
Cosmos 966 (Zenit-2M 11Ф690, Gektor) launched into 204 x 295 kilometre, 89.5 minutes period, 65 deg inclination orbit from the Baikonur Cosmodrome by Soyuz 11A511U rocket. Photo-reconnaissance satellite. Carried Nauka autonomous module but Kettering group telemetry analysis did not indicate its presence. |
| 1977 Dec 13 |
09:07 |
Orbit of Cosmos 964 reported as 167 x 348 kilometres, 72.9 deg inclination with 89.1 minutes period. |
| 1977 Dec 17 |
06:14 |
Cosmos 964 descent module lands for recovery after being commanded to re-enter the Earth's atmosphere. |
| 1977 Dec 19 |
21:36 |
Romanenko and Grechko start space walk to inspect the forward docking unit - Grechko uses specially-built tools to check the alignment of various parts of the structure but finds no problems - there is no visible evidence of the contact with Soyuz 25 - he also attaches material samples to the outside of Salyut 7 for collection by later crews |
| 1977 Dec 19 |
23:04 |
Romanenko and Grechko complete space walk after 88 minutes |
| 1977 Dec 20 |
15:50 |
Cosmos 969 (Zenit-4MKM, Gerakl) launched into 179 x 317 kilometre, 89.5 minutes period, 62.8 deg inclination orbit from the Plesetsk Cosmodrome by Soyuz 11A511U rocket. Modified version of the Zenit-4MK, possibly with a higher resolution camera. |
| 1977 Dec 21 |
12:25 |
Orbit of Cosmos 969 reported as 179 x 317 kilometres, 62.8 deg inclination with 89.5 minutes period. |
| 1977 Dec 22 |
07:48 |
Orbit of Cosmos 969 reported as 179 x 316 kilometres, 62.8 deg inclination with 89.5 minutes period. |
| 1977 Dec 23 |
06:10 |
Orbit of Cosmos 969 reported as 165 x 305 kilometres, 62.8 deg inclination with 89.5 minutes period. |
| 1977 Dec 24 |
06:43 |
Cosmos 966 descent module lands for recovery after being commanded to re-enter the Earth's atmosphere. |
| 1977 Dec 27 |
09:20 |
Cosmos 973 (Zenit-2M 11Ф690, Gektor) launched into 200 x 329 kilometre, 89.8 minutes period, 71.5 deg inclination orbit from the Baikonur Cosmodrome by Soyuz 11A511U rocket. Photo-reconnaissance satellite. Carried Nauka autonomous module. |
| 1977 Dec 29 |
22:33 |
Orbit of Cosmos 969 reported as 162 x 288 kilometres, 62.8 deg inclination with 89.2 minutes period. |
| 1977 Dec 30 |
03:00 |
Orbit of Cosmos 969 reported as 162 x 361 kilometres, 62.8 deg inclination with 89 minutes period. |
| 1977 Dec 30 |
10:30 |
Orbit of Cosmos 969 reported as 162 x 363 kilometres, 62.8 deg inclination with 89.7 minutes period. |
