IAA Minor Planet Database| Epoch (TDB) | 2025-11-21 (JD 2461000.5) |
|---|---|
| Eccentricity (e) | 0.5561067250 ± 2.00e+00 |
| Semi-major axis (a) | 1.9565299014 AU ± 3.00e+00 |
| Inclination (i) | 3.93632407° ± 4.00e+00 |
| Long. of Asc. Node (Ω) | 266.86411712° ± 5.00e+00 |
| Arg. of Perihelion (ω) | 244.66119266° ± 6.00e+00 |
| Mean Anomaly (M) | 104.91451857° ± 1.33e-06 |
| Mean Motion (n) | 0.3601492725°/day ± 8.28e-01 |
| Perihelion dist (q) | 0.86849047 AU ± 4.13e+00 |
| Aphelion dist (Q) | 3.04456934 AU ± 6.09e+00 |
| Orbital Period | 2.73671602 yr ± 6.29e+00 |
| NGA Model | r2 |
| A2 | -2.50318806e-06 AU/d² |
| H (abs. magnitude) | 19.71 |
|---|---|
| G (slope) | 0.15 |
1950 XB1
| Source | IAA |
|---|---|
| Solution Date | 2026-04-28 |
| RMS Residual | 0.339″ |
| Uncertainty | 0 |
| Orbit Type | Apollo |
| MOID | 0.019197 AU |
| Observations Used | 388 |
| Oppositions | 48 |
| Arc Total | 1950-2025 |
| First Observation Used | 1950-12-11 |
| Last Observation Used | 2025-01-03 |
| Date | Type | RA | Dec | Mag | Band | Observatory |
|---|---|---|---|---|---|---|
| 2002-12-10 05:29:30 | C | 01 46 56.42 | +16 13 48.1 | – | c | 649 |
| 2002-12-11 01:32:19 | C | 01 45 37.45 | +15 59 27.1 | – | c | 715 |
| 2002-12-11 01:38:12 | C | 01 45 37.06 | +15 59 23.2 | – | c | 715 |
| 2002-12-11 01:44:53 | C | 01 45 36.57 | +15 59 17.9 | – | c | 715 |
| 2002-12-11 02:35:33 | C | 01 45 33.14 | +15 58 41.7 | – | c | 926 |
| 2002-12-11 02:40:07 | C | 01 45 32.83 | +15 58 39.7 | – | c | 926 |
| 2002-12-11 02:44:42 | C | 01 45 32.50 | +15 58 35.4 | – | c | 926 |
| 2002-12-11 03:57:23 | C | 01 45 27.26 | +15 57 44.3 | – | c | 448 |
| 2002-12-11 04:08:17 | C | 01 45 26.48 | +15 57 36.0 | – | c | 448 |
| 2002-12-11 04:19:11 | C | 01 45 25.67 | +15 57 28.2 | – | c | 448 |
| 2002-12-26 00:50:24 | C | 01 29 01.48 | +12 01 04.8 | – | d | 734 |
| 2002-12-26 01:01:32 | C | 01 29 01.15 | +12 00 57.6 | – | d | 734 |
| 2002-12-26 01:12:57 | C | 01 29 00.75 | +12 00 51.3 | – | d | 734 |
| 2002-12-26 01:24:00 | C | 01 29 00.42 | +12 00 44.6 | – | d | 734 |
| 2003-01-04 01:58:49 | C | 01 25 47.47 | +10 01 52.9 | 20.0 | c | 704 |
| 2003-01-04 02:21:45 | C | 01 25 47.31 | +10 01 42.0 | 19.9 | c | 704 |
| 2003-01-04 03:06:17 | C | 01 25 46.80 | +10 01 18.2 | 20.3 | c | 704 |
| 2003-01-04 03:28:16 | C | 01 25 46.68 | +10 01 09.1 | 19.8 | c | 704 |
| 2003-01-29 10:48:31 | C | 01 35 43.04 | +05 05 05.4 | – | c | 413 |
| 2003-01-29 10:58:54 | C | 01 35 43.27 | +05 04 59.3 | – | c | 413 |
| 2003-04-05 18:50:19 | C | 19 36 21.07 | -48 10 27.2 | – | m | 428 |
| 2003-04-06 18:13:51 | C | 19 27 21.13 | -47 48 42.0 | – | m | 428 |
| 2003-04-06 18:30:53 | C | 19 27 14.38 | -47 48 27.4 | – | m | 428 |
| 2003-04-06 18:48:04 | C | 19 27 07.53 | -47 48 11.5 | – | m | 428 |
| 2003-05-07 15:49:25 | C | 16 48 07.86 | -33 24 18.1 | – | c | 474 |
| 2003-05-07 15:52:25 | C | 16 48 07.46 | -33 24 15.6 | – | c | 474 |
| 2003-05-07 15:55:24 | C | 16 48 07.08 | -33 24 12.0 | – | c | 474 |
| 2003-05-10 23:55:24 | C | 16 38 18.58 | -32 00 51.1 | – | c | 176 |
| 2003-05-11 00:02:33 | C | 16 38 17.71 | -32 00 43.6 | – | c | 176 |
| 2003-05-11 00:22:20 | C | 16 38 15.30 | -32 00 22.8 | – | c | 176 |
| 2003-05-11 00:25:41 | C | 16 38 14.90 | -32 00 19.2 | – | c | 176 |
| 2010-10-11 08:13:16 | C | 00 22 30.71 | +09 38 07.3 | – | o | 291 |
| 2010-10-11 08:18:39 | C | 00 22 30.34 | +09 38 04.3 | – | o | 291 |
| 2010-10-11 08:24:00 | C | 00 22 30.02 | +09 38 03.6 | – | o | 291 |
| 2010-10-12 06:13:58 | C | 00 21 14.91 | +09 29 30.6 | – | o | 291 |
| 2010-10-12 06:19:32 | C | 00 21 14.55 | +09 29 29.2 | – | o | 291 |
| 2010-10-12 06:24:58 | C | 00 21 14.29 | +09 29 26.4 | – | o | 291 |
| 2013-10-08 09:37:32 | C | 04 06 14.86 | +26 37 18.1 | – | u | H21 |
| 2013-10-08 09:46:37 | C | 04 06 15.03 | +26 37 19.2 | – | u | H21 |
| 2013-10-08 09:55:25 | C | 04 06 15.24 | +26 37 19.9 | – | u | H21 |
| 2013-10-25 10:09:31 | C | 04 11 36.62 | +27 24 17.5 | – | o | 691 |
| 2013-10-25 10:35:04 | C | 04 11 36.46 | +27 24 19.9 | – | o | 691 |
| 2013-10-25 11:00:38 | C | 04 11 36.31 | +27 24 20.8 | – | o | 691 |
| 2013-11-01 10:44:22 | C | 04 10 07.16 | +27 31 56.7 | – | o | 691 |
| 2013-11-01 11:09:55 | C | 04 10 06.73 | +27 31 56.8 | – | o | 691 |
| 2013-11-01 11:40:27 | C | 04 10 06.09 | +27 31 58.2 | – | o | 691 |
| 2013-11-08 08:26:21 | C | 04 05 56.64 | +27 28 46.2 | – | q | 703 |
| 2013-11-08 08:38:54 | C | 04 05 56.22 | +27 28 46.2 | – | q | 703 |
| 2013-11-08 08:51:25 | C | 04 05 55.72 | +27 28 43.0 | – | q | 703 |
| 2013-11-08 09:03:57 | C | 04 05 55.35 | +27 28 43.5 | – | q | 703 |
| Epoch (UTC) | Value | Sigma | Units | Freq (MHz) | Receiver | Transmitter |
|---|---|---|---|---|---|---|
| 2024-12-27 14:00:00 | -65783.1 | 0.2 | Hz | 8560 | -14 | -14 |