Orbital elements of COSMOS 1884
| Launched | 15 September 1987 |
| Flight ended | – |
| Launch site | Tyuratam Missile and Space Center, Kazakhstan (Also known as Baikonur Cosmodrome) |
| Owner | Commonwealth of Independent States (former USSR) |
| NORAD ID | 18356 |
| Alternative names |
GLONASS GLONASS 21 |
| Date fetched |
Epoch osculation |
Inc. [°] |
Ecc. | RA asc node [hr] |
Arg Peri. [°] |
Mean anom [°] |
Mean motion [rev/day] |
Abs. mag |
| Date fetched |
Epoch osculation |
Inc. [°] |
Ecc. | RA asc node [hr] |
Arg Peri. [°] |
Mean anom [°] |
Mean motion [rev/day] |
Abs. mag |
| 2025 Jun 30 17:56 | 2025 Jun 27 13:01:39 | 65.8048 | 0.00194 | 22.0658 | 205.7340 | 151.4733 | 2.13103 | – |
| 2025 Jun 29 17:56 | 2025 Jun 27 13:01:39 | 65.8048 | 0.00194 | 22.0658 | 205.7340 | 151.4733 | 2.13103 | – |
| 2025 Jun 28 17:56 | 2025 Jun 27 13:01:39 | 65.8048 | 0.00194 | 22.0658 | 205.7340 | 151.4733 | 2.13103 | – |
| 2025 Jun 27 17:56 | 2025 Jun 21 12:02:31 | 65.8076 | 0.00193 | 22.0793 | 205.7333 | 151.4733 | 2.13103 | – |
| 2025 Jun 26 17:56 | 2025 Jun 21 12:02:31 | 65.8076 | 0.00193 | 22.0793 | 205.7333 | 151.4733 | 2.13103 | – |
| 2025 Jun 25 17:56 | 2025 Jun 21 12:02:31 | 65.8076 | 0.00193 | 22.0793 | 205.7333 | 151.4733 | 2.13103 | – |
| 2025 Jun 24 17:56 | 2025 Jun 21 12:02:31 | 65.8076 | 0.00193 | 22.0793 | 205.7333 | 151.4733 | 2.13103 | – |
| 2025 Jun 23 17:56 | 2025 Jun 21 12:02:31 | 65.8076 | 0.00193 | 22.0793 | 205.7333 | 151.4733 | 2.13103 | – |
| 2025 Jun 22 17:56 | 2025 Jun 16 18:01:14 | 65.8099 | 0.00192 | 22.0899 | 205.7553 | 151.4733 | 2.13103 | – |
| 2025 Jun 21 17:56 | 2025 Jun 16 18:01:14 | 65.8099 | 0.00192 | 22.0899 | 205.7553 | 151.4733 | 2.13103 | – |
| 2025 Jun 20 17:57 | 2025 Jun 16 18:01:14 | 65.8099 | 0.00192 | 22.0899 | 205.7553 | 151.4733 | 2.13103 | – |
| 2025 Jun 19 17:56 | 2025 Jun 16 18:01:14 | 65.8099 | 0.00192 | 22.0899 | 205.7553 | 151.4733 | 2.13103 | – |
| 2025 Jun 18 17:56 | 2025 Jun 16 18:01:14 | 65.8099 | 0.00192 | 22.0899 | 205.7553 | 151.4733 | 2.13103 | – |
| 2025 Jun 17 17:56 | 2025 Jun 16 18:01:14 | 65.8099 | 0.00192 | 22.0899 | 205.7553 | 151.4733 | 2.13103 | – |
| 2025 Jun 16 17:56 | 2025 Jun 11 14:02:05 | 65.8122 | 0.00192 | 22.1014 | 205.7506 | 151.4733 | 2.13103 | – |
| 2025 Jun 15 17:56 | 2025 Jun 11 14:02:05 | 65.8122 | 0.00192 | 22.1014 | 205.7506 | 151.4733 | 2.13103 | – |
| 2025 Jun 14 17:56 | 2025 Jun 11 14:02:05 | 65.8122 | 0.00192 | 22.1014 | 205.7506 | 151.4733 | 2.13103 | – |
| 2025 Jun 13 17:56 | 2025 Jun 11 14:02:05 | 65.8122 | 0.00192 | 22.1014 | 205.7506 | 151.4733 | 2.13103 | – |
| 2025 Jun 12 17:56 | 2025 Jun 11 14:02:05 | 65.8122 | 0.00192 | 22.1014 | 205.7506 | 151.4733 | 2.13103 | – |
| 2025 Jun 11 17:56 | 2025 Jun 05 17:24:45 | 65.8145 | 0.00191 | 22.1144 | 205.7601 | 151.4733 | 2.13103 | – |
| 2025 Jun 10 17:56 | 2025 Jun 05 17:24:45 | 65.8145 | 0.00191 | 22.1144 | 205.7601 | 151.4733 | 2.13103 | – |
| 2025 Jun 09 17:56 | 2025 Jun 05 17:24:45 | 65.8145 | 0.00191 | 22.1144 | 205.7601 | 151.4733 | 2.13103 | – |
| 2025 Jun 08 17:56 | 2025 Jun 05 17:24:45 | 65.8145 | 0.00191 | 22.1144 | 205.7601 | 151.4733 | 2.13103 | – |
| 2025 Jun 07 17:56 | 2025 Jun 05 17:24:45 | 65.8145 | 0.00191 | 22.1144 | 205.7601 | 151.4733 | 2.13103 | – |
| 2025 Jun 06 17:56 | 2025 Jun 05 17:24:45 | 65.8145 | 0.00191 | 22.1144 | 205.7601 | 151.4733 | 2.13103 | – |
| 2025 Jun 05 17:56 | 2025 Jun 01 00:52:38 | 65.8162 | 0.00191 | 22.1249 | 205.8864 | 151.4733 | 2.13103 | – |
| 2025 Jun 04 17:57 | 2025 Jun 01 00:52:38 | 65.8162 | 0.00191 | 22.1249 | 205.8864 | 151.4733 | 2.13103 | – |
| 2025 Jun 03 17:57 | 2025 Jun 01 00:52:38 | 65.8162 | 0.00191 | 22.1249 | 205.8864 | 151.4733 | 2.13103 | – |