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 Jun 02 17:58 | 2025 Jun 01 23:32:29 | 89.9210 | 0.00718 | 8.3881 | 96.2423 | 333.1870 | 13.36197 | 9.243 |
| 2025 Jun 01 17:56 | 2025 Jun 01 05:17:16 | 89.9210 | 0.00718 | 8.3885 | 98.3231 | 333.1870 | 13.36197 | 9.243 |
| 2025 May 31 17:56 | 2025 May 30 23:01:38 | 89.9209 | 0.00717 | 8.3891 | 101.7780 | 333.1870 | 13.36197 | 9.243 |
| 2025 May 30 17:56 | 2025 May 30 03:30:05 | 89.9209 | 0.00717 | 8.3895 | 104.0071 | 333.1870 | 13.36197 | 9.243 |
| 2025 May 29 17:56 | 2025 May 28 20:46:18 | 89.9208 | 0.00716 | 8.3902 | 107.5150 | 333.1870 | 13.36197 | 9.243 |
| 2025 May 28 17:56 | 2025 May 27 22:52:21 | 89.9208 | 0.00716 | 8.3907 | 110.0165 | 333.1870 | 13.36197 | 9.243 |
| 2025 May 27 17:57 | 2025 May 25 19:02:35 | 89.9208 | 0.00715 | 8.3918 | 115.9496 | 333.1870 | 13.36197 | 9.243 |
| 2025 May 26 17:56 | 2025 May 25 19:02:35 | 89.9208 | 0.00715 | 8.3918 | 115.9496 | 333.1870 | 13.36197 | 9.243 |
| 2025 May 25 17:56 | 2025 May 24 21:11:04 | 89.9207 | 0.00714 | 8.3922 | 118.4547 | 333.1870 | 13.36197 | 9.243 |
| 2025 May 24 17:57 | 2025 May 23 21:53:59 | 89.9207 | 0.00714 | 8.3927 | 121.1258 | 333.1870 | 13.36197 | 9.243 |
| 2025 May 23 17:56 | 2025 May 22 10:38:31 | 89.9206 | 0.00713 | 8.3935 | 125.1734 | 333.1870 | 13.36197 | 9.243 |
| 2025 May 22 17:56 | 2025 May 21 21:32:01 | 89.9205 | 0.00712 | 8.3937 | 126.6802 | 333.1870 | 13.36197 | 9.243 |
| 2025 May 21 17:56 | 2025 May 20 22:09:23 | 89.9204 | 0.00711 | 8.3942 | 129.3670 | 333.1870 | 13.36197 | 9.243 |
| 2025 May 20 17:56 | 2025 May 19 12:19:34 | 89.9203 | 0.00710 | 8.3949 | 133.2598 | 333.1870 | 13.36197 | 9.243 |
| 2025 May 19 17:56 | 2025 May 19 12:19:34 | 89.9203 | 0.00710 | 8.3949 | 133.2598 | 333.1870 | 13.36197 | 9.243 |
| 2025 May 18 17:57 | 2025 May 17 22:07:48 | 89.9203 | 0.00709 | 8.3958 | 137.6610 | 333.1870 | 13.36197 | 9.243 |
| 2025 May 17 17:57 | 2025 May 17 05:50:38 | 89.9203 | 0.00709 | 8.3961 | 139.5421 | 333.1870 | 13.36197 | 9.243 |
| 2025 May 16 17:56 | 2025 May 15 11:08:32 | 89.9202 | 0.00707 | 8.3970 | 144.4819 | 333.1870 | 13.36197 | 9.243 |
| 2025 May 15 17:57 | 2025 May 15 04:06:38 | 89.9202 | 0.00707 | 8.3972 | 145.2953 | 333.1870 | 13.36197 | 9.243 |
| 2025 May 14 17:56 | 2025 May 13 22:47:50 | 89.9202 | 0.00706 | 8.3978 | 148.6925 | 333.1870 | 13.36197 | 9.243 |
| 2025 May 13 17:56 | 2025 May 12 23:29:44 | 89.9202 | 0.00705 | 8.3983 | 151.3978 | 333.1870 | 13.36197 | 9.243 |
| 2025 May 12 17:56 | 2025 May 12 11:15:18 | 89.9201 | 0.00704 | 8.3985 | 152.8212 | 333.1870 | 13.36197 | 9.243 |
| 2025 May 11 17:56 | 2025 May 10 21:26:44 | 89.9200 | 0.00703 | 8.3993 | 157.2145 | 333.1870 | 13.36197 | 9.243 |
| 2025 May 10 17:56 | 2025 May 10 11:05:52 | 89.9200 | 0.00702 | 8.3996 | 158.4207 | 333.1870 | 13.36197 | 9.243 |
| 2025 May 09 17:57 | 2025 May 08 22:43:15 | 89.9200 | 0.00701 | 8.4003 | 162.6622 | 333.1870 | 13.36197 | 9.243 |
| 2025 May 08 17:56 | 2025 May 08 10:12:15 | 89.9200 | 0.00700 | 8.4006 | 164.1235 | 333.1870 | 13.36197 | 9.243 |
| 2025 May 07 17:56 | 2025 May 06 23:42:49 | 89.9200 | 0.00699 | 8.4013 | 168.1543 | 333.1870 | 13.36197 | 9.243 |
| 2025 May 06 17:57 | 2025 May 06 05:40:53 | 89.9200 | 0.00698 | 8.4017 | 170.2663 | 333.1870 | 13.36197 | 9.243 |