2021 NM39

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.4822309204 ± 1.20e-08
Semi-major axis (a)2.0381858021 AU ± 1.15e-08
Inclination (i)4.73549104° ± 1.28e-06
Long. of Asc. Node (Ω)135.53541595° ± 1.88e-05
Arg. of Perihelion (ω)266.91200464° ± 2.03e-05
Mean Anomaly (M)137.94362628° ± 5.22e-06
Mean Motion (n)0.3387245061°/day ± 2.87e-09
Perihelion dist (q)1.05530959 AU ± 2.52e-08
Aphelion dist (Q)3.02106202 AU ± 2.98e-08
Orbital Period2.90981687 yr ± 2.47e-08
Physical Parameters
H (abs. magnitude)20.32
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-02
RMS Residual0.224″
Uncertainty0
Orbit TypeAmor
MOID0.104491 AU
Observations Used264
Oppositions5
Arc Total2018-2025
First Observation Used2018-07-11
Last Observation Used2025-03-03
Observations (278)
Date Type RA Dec Mag Band Observatory
2021-11-20 07:11:40 C 01 09 26.495 -32 28 33.69 U F51
2021-11-20 07:43:17 C 01 09 35.112 -32 27 37.59 U F51
2021-11-21 10:24:17 C 01 17 21.94 -31 37 22.7 V R66
2021-11-21 10:36:59 C 01 17 25.41 -31 36 58.3 V R66
2021-11-21 10:49:47 C 01 17 28.96 -31 36 32.9 V R66
2021-11-21 11:01:06 C 01 17 32.13 -31 36 11.5 V R66
2021-11-23 08:20:01 C 01 30 41.00 -30 06 18.5 V T05
2021-11-23 08:24:38 C 01 30 42.29 -30 06 09.1 V T05
2021-11-23 08:35:12 C 01 30 45.13 -30 05 46.0 V T05
2021-11-23 08:51:02 C 01 30 49.38 -30 05 12.6 V T05
2021-11-24 07:22:43 C 01 37 19.159 -29 16 47.59 U F52
2021-11-24 07:37:23 C 01 37 23.075 -29 16 15.54 U F52
2021-11-24 07:52:03 C 01 37 26.994 -29 15 43.36 U F52
2021-11-24 08:06:45 C 01 37 30.909 -29 15 11.07 U F52
2021-11-25 08:23:16 C 01 44 24.82 -28 20 40.6 V T08
2021-11-25 08:28:34 C 01 44 26.22 -28 20 28.4 V T08
2021-11-25 08:36:32 C 01 44 28.30 -28 20 10.6 V T08
2021-11-25 08:56:26 C 01 44 33.56 -28 19 24.1 V T08
2021-11-27 08:17:23 C 01 57 47.99 -26 26 57.3 V T05
2021-11-27 08:22:00 C 01 57 49.17 -26 26 45.5 V T05
2021-11-27 08:30:36 C 01 57 51.41 -26 26 24.4 V T05
2021-11-27 08:46:24 C 01 57 55.46 -26 25 45.3 V T05
2021-11-29 02:54:55 C 02 09 22.92 -24 38 46.2 V W88
2021-11-29 03:16:18 C 02 09 28.29 -24 37 50.8 V W88
2021-11-29 03:36:16 C 02 09 33.33 -24 36 58.9 V W88
2021-11-29 03:56:20 C 02 09 38.41 -24 36 06.6 V W88
2021-11-29 04:14:45 C 02 09 43.06 -24 35 18.5 V W88
2021-11-29 04:57:31 C 02 09 56.36 -24 34 29.1 V 703
2021-11-29 05:05:04 C 02 09 58.26 -24 34 09.1 V 703
2021-11-29 05:12:38 C 02 10 00.13 -24 33 50.1 V 703
2021-11-29 05:20:12 C 02 10 02.05 -24 33 30.4 V 703
2021-11-30 05:17:24 C 02 16 20.69 -23 29 51.5 V W88
2021-11-30 05:25:33 C 02 16 22.71 -23 29 29.3 V W88
2021-11-30 05:42:18 C 02 16 26.93 -23 28 44.2 V W88
2021-12-01 00:31:05 C 02 21 25.83 -22 39 43.5 V W46
2021-12-01 01:03:36 C 02 21 33.80 -22 38 17.7 V W46
2021-12-01 01:34:34 C 02 21 41.40 -22 36 55.5 V W46
2021-12-02 05:41:33 C 02 28 50.13 -21 20 47.0 V 703
2021-12-02 05:49:10 C 02 28 51.92 -21 20 26.1 V 703
2021-12-02 05:56:47 C 02 28 53.72 -21 20 05.2 V 703
2021-12-02 06:04:24 C 02 28 55.51 -21 19 44.4 V 703
2021-12-03 08:21:31 C 02 35 28.95 -20 07 18.3 V T08
2021-12-03 09:11:23 C 02 35 40.39 -20 05 00.0 V T08
2021-12-03 09:16:02 C 02 35 41.46 -20 04 47.0 V T08
2021-12-03 09:24:01 C 02 35 43.30 -20 04 24.7 V T08
2021-12-03 19:58:44 C 02 38 20.87 -19 35 19.7 X C95
2021-12-03 20:06:10 C 02 38 22.61 -19 34 59.5 X C95
2021-12-03 20:13:39 C 02 38 24.33 -19 34 38.1 X C95
2021-12-06 04:41:13 C 02 51 45.75 -16 56 36.6 V G96
2021-12-06 04:49:24 C 02 51 47.53 -16 56 13.8 V G96