IAA RAS IAA Minor Planet Database

4055 Magellan (1985 DO2)

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS ⇩ Gaia
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.3259883525 ± 5.07e-09
Semi-major axis (a)1.8202481275 AU ± 9.53e-10
Inclination (i)23.25230557° ± 4.59e-07
Long. of Asc. Node (Ω)164.81006240° ± 8.19e-07
Arg. of Perihelion (ω)154.38455861° ± 8.83e-07
Mean Anomaly (M)67.87499173° ± 1.46e-06
Mean Motion (n)0.4013436414°/day ± 3.15e-10
Perihelion dist (q)1.22686844 AU ± 9.26e-09
Aphelion dist (Q)2.41362782 AU ± 9.32e-09
Orbital Period2.45581637 yr ± 1.93e-09
Physical Parameters
H (abs. magnitude)14.90
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-05-31
RMS Residual0.101″
Uncertainty0
Orbit TypeAmor
MOID0.237866 AU
Observations Used11089
Gaia Obs Used109
Oppositions19
Arc Total1985-2026
First Observation Used1985-01-21
Last Observation Used2026-03-17
Observations (16245)
Date Type RA Dec Mag Band Observatory
2010-10-20 05:28:04 S 20 16 17.47 -25 01 03.0 – L C51
2010-10-20 07:03:14 S 20 16 33.52 -25 02 12.1 – L C51
2010-10-20 08:38:24 S 20 16 49.47 -25 03 21.1 – L C51
2010-10-20 08:38:36 S 20 16 49.50 -25 03 22.0 – L C51
2010-10-20 10:13:46 S 20 17 05.57 -25 04 29.9 – L C51
2010-10-20 11:48:55 S 20 17 21.53 -25 05 38.6 – L C51
2010-10-20 13:24:05 S 20 17 37.59 -25 06 47.1 – L C51
2010-10-20 14:59:27 S 20 17 53.61 -25 07 55.7 – L C51
2010-10-20 16:34:36 S 20 18 09.607 -25 09 03.13 – L C51
2010-10-20 19:45:08 S 20 18 41.674 -25 11 18.46 – L C51
2010-10-20 22:55:28 S 20 19 13.692 -25 13 32.45 – L C51
2010-10-21 00:30:48 S 20 19 29.71 -25 14 39.6 – L C51
2010-10-21 02:05:59 S 20 19 45.73 -25 15 45.8 – L C51
2010-10-21 05:16:19 S 20 20 17.71 -25 17 58.1 – L C51
2010-10-21 05:16:30 S 20 20 17.76 -25 17 58.4 – L C51
2010-10-21 08:26:50 S 20 20 49.750 -25 20 09.06 – L C51
2010-10-21 11:37:21 S 20 21 21.74 -25 22 20.0 – L C51
2010-10-21 14:47:41 S 20 21 53.731 -25 24 29.05 – L C51
2010-10-21 17:58:12 S 20 22 25.754 -25 26 37.97 – L C51
2010-10-22 00:19:03 S 20 23 29.70 -25 30 52.3 – L C51
2010-10-22 03:29:34 S 20 24 01.71 -25 32 58.0 – L C51
2010-10-22 06:39:55 S 20 24 33.63 -25 35 03.0 – L C51
2010-10-22 06:40:05 S 20 24 33.68 -25 35 04.1 – L C51
2010-10-22 09:50:25 S 20 25 05.62 -25 37 06.8 – L C51
2010-10-22 13:00:56 S 20 25 37.57 -25 39 10.5 – L C51
2010-10-22 16:11:16 S 20 26 09.53 -25 41 11.9 – L C51
2010-11-02 02:16:58 C 21 07 30.86 -27 35 17.5 – r 703
2010-11-02 02:26:32 C 21 07 32.41 -27 35 20.4 – r 703
2010-11-02 02:35:37 C 21 07 33.88 -27 35 23.0 – r 703
2010-11-02 02:44:38 C 21 07 35.25 -27 35 25.3 – r 703
2010-11-14 02:13:09 S 21 52 48.046 -28 06 15.55 – L C51
2010-12-15 09:58:37 C 23 34 53.45 -23 57 44.3 – u 432
2010-12-15 10:16:24 C 23 34 55.59 -23 57 34.9 – u 432
2010-12-15 10:30:06 C 23 34 57.24 -23 57 27.4 – u 432
2010-12-20 09:54:33 C 23 49 10.23 -22 51 36.7 – u 432
2010-12-20 10:22:11 C 23 49 13.43 -22 51 20.5 – u 432
2010-12-20 10:47:55 C 23 49 16.40 -22 51 05.7 – u 432
2011-01-14 02:09:15 C 00 53 51.07 -16 39 48.6 – r 703
2011-01-14 02:19:12 C 00 53 52.15 -16 39 41.6 – r 703
2011-01-14 02:28:19 C 00 53 53.01 -16 39 36.2 – r 703
2011-01-14 02:37:20 C 00 53 53.91 -16 39 29.4 – r 703
2012-01-16 08:24:29 C 11 09 00.30 -04 04 48.8 – o 807
2012-01-16 08:30:16 C 11 09 00.25 -04 04 47.7 – o 807
2012-01-16 08:36:03 C 11 09 00.22 -04 04 46.6 – o 807
2012-01-16 08:41:47 C 11 09 00.17 -04 04 45.3 – o 807
2012-01-16 08:47:32 C 11 09 00.13 -04 04 44.2 – o 807
2012-01-16 08:53:17 C 11 09 00.07 -04 04 43.2 – o 807
2012-01-16 08:58:29 C 11 09 00.03 -04 04 42.2 – o 807
2012-01-19 09:51:29 C 11 08 22.47 -03 48 45.6 18.8 c 704
2012-01-19 10:10:13 C 11 08 22.28 -03 48 41.2 19.2 c 704