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 |
|---|---|---|---|---|---|---|
| 1950-12-11 05:01:59 | – | 04 38 18.20 | +27 14 58.2 | – | c | 261 |
| 1950-12-11 05:24:30 | – | 04 38 16.60 | +27 14 46.4 | 17.2 | – | 675 |
| 1950-12-11 05:46:59 | – | 04 38 14.84 | +27 14 32.2 | – | c | 261 |
| 1950-12-11 06:02:00 | – | 04 38 13.73 | +27 14 21.9 | – | – | 675 |
| 2002-11-01 08:26:00 | C | 03 03 11.53 | +24 30 42.7 | – | c | 644 |
| 2002-11-01 09:26:28 | C | 03 03 07.51 | +24 30 30.6 | – | c | 644 |
| 2002-11-13 06:03:35 | C | 02 42 01.49 | +23 00 45.4 | – | c | 644 |
| 2002-11-24 02:02:08 | C | 02 18 51.48 | +20 43 04.2 | 20.0 | c | 644 |
| 2002-11-24 02:05:29 | C | 02 18 51.22 | +20 43 02.6 | 19.5 | c | 644 |
| 2002-11-24 02:32:21 | C | 02 18 48.65 | +20 42 46.1 | 19.7 | c | 644 |
| 2002-11-24 02:35:49 | C | 02 18 48.37 | +20 42 44.1 | 20.0 | c | 644 |
| 2002-11-24 03:02:39 | C | 02 18 45.80 | +20 42 27.7 | 19.3 | c | 644 |
| 2002-11-24 03:06:08 | C | 02 18 45.52 | +20 42 25.7 | 19.7 | c | 644 |
| 2002-11-25 03:49:30 | C | 02 16 30.71 | +20 26 52.6 | – | – | 673 |
| 2002-11-25 03:53:40 | C | 02 16 30.32 | +20 26 50.0 | – | – | 673 |
| 2002-11-25 03:58:30 | C | 02 16 29.90 | +20 26 47.2 | – | – | 673 |
| 2002-11-25 04:01:00 | C | 02 16 29.21 | +20 26 44.5 | – | c | 649 |
| 2002-11-25 04:07:26 | C | 02 16 28.60 | +20 26 40.1 | – | c | 649 |
| 2002-11-25 04:13:53 | C | 02 16 27.96 | +20 26 36.7 | – | c | 649 |
| 2002-11-25 04:44:05 | C | 02 16 25.40 | +20 26 19.5 | – | c | 926 |
| 2002-11-25 04:47:43 | C | 02 16 25.03 | +20 26 16.1 | – | c | 926 |
| 2002-11-25 04:51:18 | C | 02 16 24.67 | +20 26 15.5 | – | c | 926 |
| 2002-11-25 04:54:53 | C | 02 16 24.38 | +20 26 11.8 | – | c | 926 |
| 2002-11-26 05:01:00 | C | 02 14 13.52 | +20 10 41.4 | – | c | 711 |
| 2002-11-26 05:14:42 | C | 02 14 12.33 | +20 10 33.5 | – | c | 711 |
| 2002-11-26 05:28:24 | C | 02 14 10.86 | +20 10 23.7 | – | c | 711 |
| 2002-11-28 03:28:57 | C | 02 10 04.75 | +19 39 54.6 | – | c | 715 |
| 2002-11-28 03:31:04 | C | 02 10 04.58 | +19 39 53.2 | – | c | 715 |
| 2002-11-28 03:33:42 | C | 02 10 04.26 | +19 39 51.7 | – | c | 715 |
| 2002-12-01 08:09:14 | C | 02 03 23.28 | +18 47 01.3 | – | c | 649 |
| 2002-12-01 08:14:23 | C | 02 03 22.88 | +18 46 57.6 | – | c | 649 |
| 2002-12-01 08:20:50 | C | 02 03 22.29 | +18 46 53.2 | – | c | 649 |
| 2002-12-01 18:15:08 | C | 02 02 33.43 | +18 39 54.5 | – | d | 540 |
| 2002-12-01 18:19:39 | C | 02 02 33.04 | +18 39 51.0 | – | d | 540 |
| 2002-12-01 19:48:21 | C | 02 02 25.20 | +18 38 48.9 | – | c | 246 |
| 2002-12-01 19:49:41 | C | 02 02 25.06 | +18 38 48.1 | – | c | 246 |
| 2002-12-01 19:50:59 | C | 02 02 24.93 | +18 38 47.5 | – | c | 246 |
| 2002-12-01 19:53:05 | C | 02 02 24.85 | +18 38 46.0 | – | c | 246 |
| 2002-12-01 19:54:21 | C | 02 02 24.71 | +18 38 45.3 | – | c | 246 |
| 2002-12-01 19:55:41 | C | 02 02 24.62 | +18 38 44.7 | – | c | 246 |
| 2002-12-02 05:21:16 | C | 02 01 36.59 | +18 32 09.3 | 19.2 | c | 704 |
| 2002-12-02 05:42:17 | C | 02 01 34.82 | +18 31 54.4 | 19.0 | c | 704 |
| 2002-12-02 06:03:28 | C | 02 01 33.02 | +18 31 39.2 | 19.5 | c | 704 |
| 2002-12-02 06:24:27 | C | 02 01 31.05 | +18 31 23.1 | 19.7 | c | 704 |
| 2002-12-02 06:45:26 | C | 02 01 29.22 | +18 31 08.4 | 19.5 | c | 704 |
| 2002-12-06 10:31:30 | C | 01 53 29.43 | +17 19 37.0 | – | c | 608 |
| 2002-12-06 10:46:32 | C | 01 53 28.27 | +17 19 25.2 | – | c | 608 |
| 2002-12-06 11:01:26 | C | 01 53 27.04 | +17 19 13.5 | – | c | 608 |
| 2002-12-10 05:18:30 | C | 01 46 57.22 | +16 13 56.0 | – | c | 649 |
| 2002-12-10 05:24:00 | C | 01 46 56.82 | +16 13 51.9 | – | c | 649 |
| Epoch (UTC) | Value | Sigma | Units | Freq (MHz) | Receiver | Transmitter |
|---|---|---|---|---|---|---|
| 2024-12-27 14:00:00 | -65783.1 | 0.2 | Hz | 8560 | -14 | -14 |