Orbital elements of IRS-1B
| Launched | 28 August 1991 |
| Flight ended | – |
| Launch site | Tyuratam Missile and Space Center, Kazakhstan (Also known as Baikonur Cosmodrome) |
| Owner | India |
| NORAD ID | 21688 |
| 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 |
| 2026 Jul 05 17:56 | 2026 Jul 05 00:08:26 | 99.4106 | 0.00236 | 12.9598 | 316.1117 | 69.4829 | 13.97875 | 5.743 |
| 2026 Jul 04 17:56 | 2026 Jun 29 12:28:40 | 99.4108 | 0.00239 | 12.5849 | 331.2039 | 69.4829 | 13.97875 | 5.743 |
| 2026 Jul 03 17:57 | 2026 Jun 29 12:28:40 | 99.4108 | 0.00239 | 12.5849 | 331.2039 | 69.4829 | 13.97875 | 5.743 |
| 2026 Jul 02 17:56 | 2026 Jun 29 12:28:40 | 99.4108 | 0.00239 | 12.5849 | 331.2039 | 69.4829 | 13.97875 | 5.743 |
| 2026 Jul 01 17:56 | 2026 Jun 29 12:28:40 | 99.4108 | 0.00239 | 12.5849 | 331.2039 | 69.4829 | 13.97875 | 5.743 |
| 2026 Jun 30 17:56 | 2026 Jun 29 12:28:40 | 99.4108 | 0.00239 | 12.5849 | 331.2039 | 69.4829 | 13.97875 | 5.743 |
| 2026 Jun 29 17:57 | 2026 Jun 29 12:28:40 | 99.4108 | 0.00239 | 12.5849 | 331.2039 | 69.4829 | 13.97875 | 5.743 |
| 2026 Jun 28 17:56 | 2026 Jun 22 11:57:16 | 99.4114 | 0.00243 | 12.1052 | 350.8618 | 69.4829 | 13.97875 | 5.743 |
| 2026 Jun 27 17:55 | 2026 Jun 22 11:57:16 | 99.4114 | 0.00243 | 12.1052 | 350.8618 | 69.4829 | 13.97875 | 5.743 |
| 2026 Jun 26 17:56 | 2026 Jun 22 11:57:16 | 99.4114 | 0.00243 | 12.1052 | 350.8618 | 69.4829 | 13.97875 | 5.743 |
| 2026 Jun 25 17:56 | 2026 Jun 22 11:57:16 | 99.4114 | 0.00243 | 12.1052 | 350.8618 | 69.4829 | 13.97875 | 5.743 |
| 2026 Jun 24 17:55 | 2026 Jun 22 11:57:16 | 99.4114 | 0.00243 | 12.1052 | 350.8618 | 69.4829 | 13.97875 | 5.743 |
| 2026 Jun 23 17:56 | 2026 Jun 22 11:57:16 | 99.4114 | 0.00243 | 12.1052 | 350.8618 | 69.4829 | 13.97875 | 5.743 |
| 2026 Jun 22 17:56 | 2026 Jun 17 15:06:29 | 99.4114 | 0.00246 | 11.7725 | 4.4664 | 69.4829 | 13.97875 | 5.743 |
| 2026 Jun 21 17:57 | 2026 Jun 17 15:06:29 | 99.4114 | 0.00246 | 11.7725 | 4.4664 | 69.4829 | 13.97875 | 5.743 |
| 2026 Jun 20 17:56 | 2026 Jun 17 15:06:29 | 99.4114 | 0.00246 | 11.7725 | 4.4664 | 69.4829 | 13.97875 | 5.743 |
| 2026 Jun 19 17:57 | 2026 Jun 17 15:06:29 | 99.4114 | 0.00246 | 11.7725 | 4.4664 | 69.4829 | 13.97875 | 5.743 |
| 2026 Jun 18 17:56 | 2026 Jun 17 15:06:29 | 99.4114 | 0.00246 | 11.7725 | 4.4664 | 69.4829 | 13.97875 | 5.743 |
| 2026 Jun 17 17:57 | 2026 Jun 17 15:06:29 | 99.4114 | 0.00246 | 11.7725 | 4.4664 | 69.4829 | 13.97875 | 5.743 |
| 2026 Jun 16 17:55 | 2026 Jun 12 00:54:27 | 99.4110 | 0.00249 | 11.3904 | 19.7824 | 69.4829 | 13.97875 | 5.743 |
| 2026 Jun 15 17:56 | 2026 Jun 12 00:54:27 | 99.4110 | 0.00249 | 11.3904 | 19.7824 | 69.4829 | 13.97875 | 5.743 |
| 2026 Jun 14 17:57 | 2026 Jun 12 00:54:27 | 99.4110 | 0.00249 | 11.3904 | 19.7824 | 69.4829 | 13.97875 | 5.743 |
| 2026 Jun 13 17:56 | 2026 Jun 12 00:54:27 | 99.4110 | 0.00249 | 11.3904 | 19.7824 | 69.4829 | 13.97875 | 5.743 |
| 2026 Jun 12 17:56 | 2026 Jun 12 00:54:27 | 99.4110 | 0.00249 | 11.3904 | 19.7824 | 69.4829 | 13.97875 | 5.743 |
| 2026 Jun 11 17:57 | 2026 Jun 07 07:16:30 | 99.4107 | 0.00250 | 11.0669 | 32.4857 | 69.4829 | 13.97875 | 5.743 |
| 2026 Jun 10 17:56 | 2026 Jun 07 07:16:30 | 99.4107 | 0.00250 | 11.0669 | 32.4857 | 69.4829 | 13.97875 | 5.743 |
| 2026 Jun 09 17:57 | 2026 Jun 07 07:16:30 | 99.4107 | 0.00250 | 11.0669 | 32.4857 | 69.4829 | 13.97875 | 5.743 |
| 2026 Jun 08 17:56 | 2026 Jun 07 07:16:30 | 99.4107 | 0.00250 | 11.0669 | 32.4857 | 69.4829 | 13.97875 | 5.743 |