Orbital elements of CALSPHERE 4A
| Launched | 12 August 1965 |
| Flight ended | – |
| Launch site | Air Force Western Test Range, California, USA |
| Owner | United States |
| NORAD ID | 1520 |
| 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 Apr 01 17:56 | 2025 Apr 01 14:07:22 | 89.9234 | 0.00673 | 8.4192 | 269.6256 | 218.0136 | 13.36181 | 9.243 |
| 2025 Mar 31 17:56 | 2025 Mar 30 21:01:09 | 89.9238 | 0.00672 | 8.4201 | 274.5984 | 218.0136 | 13.36181 | 9.243 |
| 2025 Mar 30 17:57 | 2025 Mar 30 13:34:49 | 89.9239 | 0.00672 | 8.4202 | 275.4988 | 218.0136 | 13.36181 | 9.243 |
| 2025 Mar 29 18:56 | 2025 Mar 29 08:17:08 | 89.9240 | 0.00672 | 8.4208 | 279.0463 | 218.0136 | 13.36181 | 9.243 |
| 2025 Mar 28 18:57 | 2025 Mar 28 03:47:00 | 89.9241 | 0.00672 | 8.4214 | 282.4980 | 218.0136 | 13.36181 | 9.243 |
| 2025 Mar 27 18:56 | 2025 Mar 26 21:46:21 | 89.9243 | 0.00672 | 8.4220 | 286.1303 | 218.0136 | 13.36181 | 9.243 |
| 2025 Mar 26 18:57 | 2025 Mar 25 20:36:31 | 89.9245 | 0.00672 | 8.4225 | 289.1771 | 218.0136 | 13.36181 | 9.243 |
| 2025 Mar 25 18:57 | 2025 Mar 24 21:17:14 | 89.9248 | 0.00673 | 8.4230 | 291.9978 | 218.0136 | 13.36181 | 9.243 |
| 2025 Mar 24 18:57 | 2025 Mar 23 21:52:58 | 89.9249 | 0.00673 | 8.4235 | 294.8303 | 218.0136 | 13.36181 | 9.243 |
| 2025 Mar 23 18:58 | 2025 Mar 23 12:31:02 | 89.9250 | 0.00673 | 8.4237 | 295.9636 | 218.0136 | 13.36181 | 9.243 |
| 2025 Mar 22 18:58 | 2025 Mar 21 21:24:01 | 89.9254 | 0.00673 | 8.4244 | 300.6828 | 218.0136 | 13.36181 | 9.243 |
| 2025 Mar 21 18:57 | 2025 Mar 21 12:02:25 | 89.9255 | 0.00674 | 8.4246 | 301.8143 | 218.0136 | 13.36181 | 9.243 |
| 2025 Mar 20 18:57 | 2025 Mar 19 20:12:32 | 89.9258 | 0.00674 | 8.4254 | 306.6153 | 218.0136 | 13.36181 | 9.243 |
| 2025 Mar 19 18:57 | 2025 Mar 19 13:15:50 | 89.9259 | 0.00674 | 8.4256 | 307.4517 | 218.0136 | 13.36181 | 9.243 |
| 2025 Mar 18 18:56 | 2025 Mar 17 16:28:23 | 89.9263 | 0.00675 | 8.4265 | 312.8536 | 218.0136 | 13.36181 | 9.243 |
| 2025 Mar 17 18:56 | 2025 Mar 17 03:31:45 | 89.9263 | 0.00676 | 8.4267 | 314.4127 | 218.0136 | 13.36181 | 9.243 |
| 2025 Mar 16 18:56 | 2025 Mar 15 21:36:13 | 89.9266 | 0.00676 | 8.4273 | 318.0155 | 218.0136 | 13.36181 | 9.243 |
| 2025 Mar 15 18:56 | 2025 Mar 15 14:07:51 | 89.9267 | 0.00676 | 8.4275 | 318.9130 | 218.0136 | 13.36181 | 9.243 |
| 2025 Mar 14 18:56 | 2025 Mar 13 22:14:23 | 89.9270 | 0.00677 | 8.4283 | 323.7079 | 218.0136 | 13.36181 | 9.243 |
| 2025 Mar 13 18:57 | 2025 Mar 13 15:23:42 | 89.9270 | 0.00678 | 8.4284 | 324.5285 | 218.0136 | 13.36181 | 9.243 |
| 2025 Mar 11 18:56 | 2025 Mar 10 20:32:57 | 89.9277 | 0.00679 | 8.4297 | 332.5327 | 218.0136 | 13.36181 | 9.243 |
| 2025 Mar 10 18:56 | 2025 Mar 10 13:35:13 | 89.9278 | 0.00680 | 8.4298 | 333.3663 | 218.0136 | 13.36181 | 9.243 |
| 2025 Mar 09 18:57 | 2025 Mar 08 13:07:08 | 89.9283 | 0.00681 | 8.4308 | 339.1448 | 218.0136 | 13.36181 | 9.243 |
| 2025 Mar 07 18:56 | 2025 Mar 06 14:27:24 | 89.9286 | 0.00683 | 8.4317 | 344.7196 | 218.0136 | 13.36181 | 9.243 |
| 2025 Mar 05 18:56 | 2025 Mar 04 20:46:23 | 89.9291 | 0.00685 | 8.4325 | 349.6752 | 218.0136 | 13.36181 | 9.243 |