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
2022-01-02 21:09:34 C 04 39 51.24 +08 07 52.4 V M22
2022-01-02 21:13:37 C 04 39 51.72 +08 07 58.9 V M22
2022-01-02 21:21:05 C 04 39 52.45 +08 08 10.0 V M22
2022-01-02 21:36:07 C 04 39 54.07 +08 08 33.0 V M22
2022-01-06 19:30:52 C 04 50 10.66 +10 21 13.3 X K87
2022-01-06 19:41:26 C 04 50 11.75 +10 21 26.3 X K87
2022-01-06 19:52:00 C 04 50 12.80 +10 21 40.5 X K87
2022-01-07 05:41:35 C 04 51 15.541 +10 34 51.11 U F52
2022-01-07 05:56:57 C 04 51 15.67 +10 35 06.2 V G96
2022-01-07 05:57:09 C 04 51 17.067 +10 35 11.72 U F52
2022-01-07 06:04:24 C 04 51 16.39 +10 35 16.0 V G96
2022-01-07 06:11:51 C 04 51 17.12 +10 35 25.7 V G96
2022-01-07 06:12:53 C 04 51 18.610 +10 35 32.44 U F52
2022-01-07 06:19:19 C 04 51 17.85 +10 35 35.5 V G96
2022-01-26 02:58:31 C 05 33 38.63 +17 48 11.9 V G96
2022-01-26 03:06:41 C 05 33 39.28 +17 48 17.3 V G96
2022-01-26 03:14:51 C 05 33 39.95 +17 48 22.9 V G96
2024-09-03 14:08:21 C 04 26 22.188 +12 32 53.00 X F52
2024-09-03 14:22:36 C 04 26 25.470 +12 32 56.19 X F52
2024-09-03 14:36:49 C 04 26 28.779 +12 32 59.41 X F52
2024-09-03 14:51:09 C 04 26 32.142 +12 33 02.16 X F52
2024-10-13 14:15:52 C 07 47 53.101 +10 25 05.01 X F52
2024-10-13 14:32:08 C 07 47 55.702 +10 24 59.51 X F52
2024-10-13 14:48:29 C 07 47 58.289 +10 24 54.34 X F52
2024-11-19 11:33:31 C 09 34 37.750 +06 08 07.60 V 691
2024-11-19 11:50:03 C 09 34 39.000 +06 08 04.10 V 691
2024-11-19 12:06:34 C 09 34 40.310 +06 08 02.20 V 691
2024-11-27 14:37:36 C 09 48 34.869 +05 40 34.95 X F51
2024-11-27 14:56:04 C 09 48 35.911 +05 40 33.12 X F51
2024-11-27 15:14:37 C 09 48 37.012 +05 40 31.53 X F51
2024-11-27 15:33:16 C 09 48 38.088 +05 40 29.87 X F51
2024-12-09 14:09:37 C 10 02 33.430 +05 34 49.14 X F51
2024-12-09 14:25:48 C 10 02 33.909 +05 34 50.41 X F51
2024-12-09 14:42:01 C 10 02 34.395 +05 34 51.50 X F51
2024-12-09 14:58:12 C 10 02 34.904 +05 34 52.55 X F51
2024-12-29 11:52:34 C 10 06 58.937 +07 21 03.92 X F51
2024-12-29 12:07:18 C 10 06 58.650 +07 21 09.73 X F51
2024-12-29 12:21:58 C 10 06 58.338 +07 21 15.38 X F51
2024-12-29 12:36:45 C 10 06 58.027 +07 21 21.17 X F51
2025-01-04 10:47:12 C 10 03 32.684 +08 23 15.14 V G96
2025-01-04 10:54:41 C 10 03 32.418 +08 23 18.06 V G96
2025-01-04 11:02:09 C 10 03 32.166 +08 23 21.70 V G96
2025-01-04 11:09:37 C 10 03 31.914 +08 23 25.33 V G96
2025-01-04 11:44:39 C 10 03 31.416 +08 23 45.01 X F52
2025-01-04 12:03:10 C 10 03 30.762 +08 23 54.08 X F52
2025-01-04 12:21:39 C 10 03 30.095 +08 24 03.09 X F52
2025-01-04 12:40:10 C 10 03 29.446 +08 24 12.08 X F52
2025-01-19 12:04:39 C 09 46 48.616 +11 46 22.51 V G96
2025-01-19 12:10:54 C 09 46 48.184 +11 46 25.61 V G96
2025-01-19 12:17:09 C 09 46 47.852 +11 46 29.96 V G96