Orbital elements of CZ-4 R/B
| Launched | 2 September 1990 |
| Flight ended | – |
| Launch site | Taiyuan Space Center, PRC |
| Owner | People's Republic of China |
| NORAD ID | 20791 |
| 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 May 08 17:56 | 2025 May 03 13:43:12 | 98.9758 | 0.00538 | 6.2328 | 105.9946 | 5.2947 | 13.92981 | 6.243 |
| 2025 May 07 17:56 | 2025 May 03 13:43:12 | 98.9758 | 0.00538 | 6.2328 | 105.9946 | 5.2947 | 13.92981 | 6.243 |
| 2025 May 06 17:57 | 2025 May 03 13:43:12 | 98.9758 | 0.00538 | 6.2328 | 105.9946 | 5.2947 | 13.92981 | 6.243 |
| 2025 May 05 17:56 | 2025 May 03 13:43:12 | 98.9758 | 0.00538 | 6.2328 | 105.9946 | 5.2947 | 13.92981 | 6.243 |
| 2025 May 04 17:57 | 2025 May 03 13:43:12 | 98.9758 | 0.00538 | 6.2328 | 105.9946 | 5.2947 | 13.92981 | 6.243 |
| 2025 May 03 17:57 | 2025 May 03 13:43:12 | 98.9758 | 0.00538 | 6.2328 | 105.9946 | 5.2947 | 13.92981 | 6.243 |
| 2025 May 01 17:56 | 2025 Apr 22 10:31:11 | 98.9747 | 0.00535 | 5.5130 | 135.9557 | 5.2947 | 13.92981 | 6.243 |
| 2025 Apr 30 17:56 | 2025 Apr 22 10:31:11 | 98.9747 | 0.00535 | 5.5130 | 135.9557 | 5.2947 | 13.92981 | 6.243 |
| 2025 Apr 29 17:57 | 2025 Apr 22 10:31:11 | 98.9747 | 0.00535 | 5.5130 | 135.9557 | 5.2947 | 13.92981 | 6.243 |
| 2025 Apr 27 17:56 | 2025 Apr 22 10:31:11 | 98.9747 | 0.00535 | 5.5130 | 135.9557 | 5.2947 | 13.92981 | 6.243 |
| 2025 Apr 26 17:57 | 2025 Apr 22 10:31:11 | 98.9747 | 0.00535 | 5.5130 | 135.9557 | 5.2947 | 13.92981 | 6.243 |
| 2025 Apr 25 17:56 | 2025 Apr 22 10:31:11 | 98.9747 | 0.00535 | 5.5130 | 135.9557 | 5.2947 | 13.92981 | 6.243 |
| 2025 Apr 24 17:56 | 2025 Apr 22 10:31:11 | 98.9747 | 0.00535 | 5.5130 | 135.9557 | 5.2947 | 13.92981 | 6.243 |
| 2025 Apr 23 17:57 | 2025 Apr 22 10:31:11 | 98.9747 | 0.00535 | 5.5130 | 135.9557 | 5.2947 | 13.92981 | 6.243 |
| 2025 Apr 22 17:56 | 2025 Apr 22 10:31:11 | 98.9747 | 0.00535 | 5.5130 | 135.9557 | 5.2947 | 13.92981 | 6.243 |
| 2025 Apr 21 17:57 | 2025 Apr 15 21:22:42 | 98.9740 | 0.00532 | 5.0897 | 153.6508 | 5.2947 | 13.92981 | 6.243 |
| 2025 Apr 20 17:56 | 2025 Apr 15 21:22:42 | 98.9740 | 0.00532 | 5.0897 | 153.6508 | 5.2947 | 13.92981 | 6.243 |
| 2025 Apr 19 17:56 | 2025 Apr 15 21:22:42 | 98.9740 | 0.00532 | 5.0897 | 153.6508 | 5.2947 | 13.92981 | 6.243 |
| 2025 Apr 18 17:57 | 2025 Apr 15 21:22:42 | 98.9740 | 0.00532 | 5.0897 | 153.6508 | 5.2947 | 13.92981 | 6.243 |
| 2025 Apr 17 17:56 | 2025 Apr 15 21:22:42 | 98.9740 | 0.00532 | 5.0897 | 153.6508 | 5.2947 | 13.92981 | 6.243 |
| 2025 Apr 16 17:57 | 2025 Apr 15 21:22:42 | 98.9740 | 0.00532 | 5.0897 | 153.6508 | 5.2947 | 13.92981 | 6.243 |
| 2025 Apr 15 17:56 | 2025 Apr 11 05:07:03 | 98.9733 | 0.00530 | 4.7874 | 166.3800 | 5.2947 | 13.92981 | 6.243 |
| 2025 Apr 14 17:56 | 2025 Apr 11 05:07:03 | 98.9733 | 0.00530 | 4.7874 | 166.3800 | 5.2947 | 13.92981 | 6.243 |
| 2025 Apr 11 17:57 | 2025 Apr 11 05:07:03 | 98.9733 | 0.00530 | 4.7874 | 166.3800 | 5.2947 | 13.92981 | 6.243 |