IAA Minor Planet Database| Epoch (TDB) | 2025-11-21 (JD 2461000.5) |
|---|---|
| Eccentricity (e) | 0.1907196682 ± 3.69e-08 |
| Semi-major axis (a) | 1.1671866391 AU ± 2.43e-09 |
| Inclination (i) | 21.09490639° ± 7.01e-06 |
| Long. of Asc. Node (Ω) | 196.73167688° ± 8.08e-06 |
| Arg. of Perihelion (ω) | 154.59742593° ± 1.60e-05 |
| Mean Anomaly (M) | 30.73866363° ± 1.77e-05 |
| Mean Motion (n) | 0.7816310710°/day ± 2.44e-09 |
| Perihelion dist (q) | 0.94458119 AU ± 4.31e-08 |
| Aphelion dist (Q) | 1.38979209 AU ± 4.32e-08 |
| Orbital Period | 1.26098657 yr ± 3.94e-09 |
| H (abs. magnitude) | 20.71 |
|---|---|
| G (slope) | 0.15 |
2011 KP21
| Source | IAA |
|---|---|
| Solution Date | 2026-06-02 |
| RMS Residual | 0.351″ |
| Uncertainty | 0 |
| Orbit Type | Apollo |
| MOID | 0.039675 AU |
| Observations Used | 255 |
| Oppositions | 3 |
| Arc Total | 2011-2025 |
| First Observation Used | 2011-05-30 |
| Last Observation Used | 2025-05-27 |
| Date | Type | RA | Dec | Mag | Band | Observatory |
|---|---|---|---|---|---|---|
| 2015-04-19 11:25:30 | C | 16 43 29.79 | +06 45 37.0 | – | o | 291 |
| 2015-04-22 10:03:02 | C | 16 45 09.08 | +10 01 45.7 | – | o | 695 |
| 2015-04-22 10:05:00 | C | 16 45 09.11 | +10 01 51.3 | – | o | 695 |
| 2015-04-22 10:06:57 | C | 16 45 09.14 | +10 01 56.9 | – | o | 695 |
| 2015-04-22 10:08:55 | C | 16 45 09.16 | +10 02 02.2 | – | o | 695 |
| 2015-04-23 08:48:09 | C | 16 45 35.26 | +11 06 28.2 | – | u | H21 |
| 2015-04-23 08:54:58 | C | 16 45 35.37 | +11 06 47.2 | – | u | H21 |
| 2015-04-23 09:01:08 | C | 16 45 35.46 | +11 07 04.9 | – | u | H21 |
| 2015-04-23 09:07:35 | C | 16 45 35.54 | +11 07 22.9 | – | u | H21 |
| 2015-04-28 09:16:24 | C | 16 47 08.32 | +16 58 16.0 | – | q | H21 |
| 2015-04-28 09:26:54 | C | 16 47 08.38 | +16 58 47.7 | – | q | H21 |
| 2015-04-29 08:27:52 | C | 16 47 17.53 | +18 07 06.9 | – | u | H21 |
| 2015-04-29 08:34:09 | C | 16 47 17.49 | +18 07 26.1 | – | u | H21 |
| 2015-04-29 08:40:34 | C | 16 47 17.49 | +18 07 45.0 | – | u | H21 |
| 2015-05-01 08:02:32 | C | 16 47 26.68 | +20 28 44.4 | – | u | H21 |
| 2015-05-01 08:07:05 | C | 16 47 26.65 | +20 28 57.5 | – | u | H21 |
| 2015-05-01 08:11:29 | C | 16 47 26.64 | +20 29 10.8 | – | u | H21 |
| 2015-05-01 08:15:42 | C | 16 47 26.61 | +20 29 23.5 | – | u | H21 |
| 2015-05-01 08:19:28 | C | 16 47 26.58 | +20 29 34.5 | – | u | H21 |
| 2015-05-01 08:23:05 | C | 16 47 26.55 | +20 29 45.6 | – | u | H21 |
| 2015-05-01 09:17:06 | C | 16 47 26.78 | +20 32 28.7 | – | q | 448 |
| 2015-05-01 09:50:10 | C | 16 47 26.59 | +20 34 07.9 | – | q | 448 |
| 2015-05-01 10:21:39 | C | 16 47 26.44 | +20 35 39.7 | – | q | 448 |
| 2015-05-06 07:48:34 | C | 16 46 53.51 | +26 22 41.5 | – | u | H21 |
| 2015-05-06 07:57:47 | C | 16 46 53.32 | +26 23 08.2 | – | u | H21 |
| 2015-05-06 08:07:12 | C | 16 46 53.17 | +26 23 35.5 | – | u | H21 |
| 2015-05-07 06:53:27 | C | 16 46 38.13 | +27 29 41.7 | – | u | H21 |
| 2015-05-07 07:03:54 | C | 16 46 37.94 | +27 30 12.2 | – | u | H21 |
| 2015-05-07 07:12:25 | C | 16 46 37.78 | +27 30 36.7 | – | u | H21 |
| 2015-05-07 07:23:34 | C | 16 46 37.56 | +27 31 08.8 | – | u | H21 |
| 2015-05-09 07:30:02 | C | 16 45 55.34 | +29 48 53.5 | – | t | 705 |
| 2015-05-09 07:31:53 | C | 16 45 55.29 | +29 48 58.8 | – | t | 705 |
| 2015-05-09 07:33:46 | C | 16 45 55.17 | +29 49 05.7 | – | t | 705 |
| 2015-05-13 13:05:51 | C | 16 43 41.173 | +34 28 09.86 | – | L | F51 |
| 2015-05-13 13:26:30 | C | 16 43 40.451 | +34 29 04.30 | – | L | F51 |
| 2015-05-13 13:47:06 | C | 16 43 39.748 | +34 29 58.14 | – | L | F51 |
| 2015-05-13 14:07:41 | C | 16 43 39.051 | +34 30 52.28 | – | L | F51 |
| 2015-05-22 08:38:19 | C | 16 36 09.51 | +42 59 24.5 | – | u | H21 |
| 2015-05-22 08:42:18 | C | 16 36 09.29 | +42 59 32.9 | – | u | H21 |
| 2015-05-22 08:46:32 | C | 16 36 09.05 | +42 59 42.0 | – | u | H21 |
| 2015-07-09 08:03:14 | C | 15 37 51.58 | +63 05 03.7 | – | o | 291 |
| 2015-07-09 08:37:38 | C | 15 37 50.16 | +63 05 15.9 | – | o | 291 |
| 2015-10-01 11:34:41 | C | 08 30 22.91 | +27 06 31.7 | – | u | 926 |
| 2015-10-01 11:42:12 | C | 08 30 21.76 | +27 05 32.0 | – | u | 926 |
| 2015-10-01 11:49:43 | C | 08 30 20.52 | +27 04 33.7 | – | u | 926 |
| 2016-01-09 04:28:59 | C | 05 59 12.99 | -46 17 49.7 | – | u | 807 |
| 2016-01-09 04:32:22 | C | 05 59 12.82 | -46 17 46.1 | – | u | 807 |
| 2016-01-09 04:35:56 | C | 05 59 12.62 | -46 17 42.5 | – | u | 807 |
| 2016-01-09 04:39:10 | C | 05 59 12.45 | -46 17 39.5 | – | u | 807 |
| 2016-01-09 04:42:44 | C | 05 59 12.26 | -46 17 35.6 | – | u | 807 |