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
2018-07-11 09:29:02 C 19 52 26.050 -16 48 41.16 V F51
2018-07-11 09:45:39 C 19 52 25.109 -16 48 45.29 V F51
2018-07-11 10:02:11 C 19 52 24.158 -16 48 49.26 V F51
2018-07-11 10:18:43 C 19 52 23.221 -16 48 53.23 V F51
2018-08-05 07:31:20 C 19 14 23.107 -19 44 37.96 V F51
2018-08-05 07:47:35 C 19 14 22.039 -19 44 43.19 V F51
2018-08-13 09:02:21 C 19 02 55.649 -20 44 54.10 V F51
2018-08-13 09:36:00 C 19 02 53.738 -20 45 04.13 V F51
2018-08-13 09:52:48 C 19 02 52.774 -20 45 09.15 V F51
2021-06-19 12:03:40 C 21 46 44.870 -10 35 11.84 V F51
2021-06-19 12:19:35 C 21 46 45.469 -10 35 09.10 V F51
2021-06-19 12:35:29 C 21 46 46.080 -10 35 06.98 V F51
2021-06-19 12:51:25 C 21 46 46.691 -10 35 04.82 V F51
2021-07-08 10:26:12 C 22 02 09.82 -09 58 45.1 V G96
2021-07-08 10:32:18 C 22 02 09.92 -09 58 44.3 V G96
2021-07-08 10:38:25 C 22 02 10.10 -09 58 44.7 V G96
2021-07-08 10:44:32 C 22 02 10.23 -09 58 44.7 V G96
2021-08-07 17:09:42 C 22 09 07.40 -12 33 29.0 q D29
2021-08-07 17:30:04 C 22 09 07.10 -12 33 38.6 q D29
2021-08-07 17:50:26 C 22 09 06.84 -12 33 48.8 q D29
2021-08-16 11:26:55 C 22 05 58.70 -14 33 40.8 V T05
2021-08-16 11:31:31 C 22 05 58.59 -14 33 44.6 V T05
2021-08-16 11:39:29 C 22 05 58.39 -14 33 49.1 V T05
2021-08-16 12:29:45 C 22 05 57.11 -14 34 22.8 V T05
2021-08-26 09:30:48 C 22 00 01.99 -17 35 23.7 V T08
2021-08-26 09:33:27 C 22 00 01.87 -17 35 25.9 V T08
2021-08-26 10:14:22 C 22 00 00.41 -17 36 01.0 V T08
2021-08-26 10:22:29 C 22 00 00.17 -17 36 08.2 V T08
2021-08-27 07:04:28 C 21 59 23.94 -17 54 06.8 U I41
2021-08-27 07:53:19 C 21 59 22.19 -17 54 49.7 U I41
2021-08-27 08:38:36 C 21 59 20.56 -17 55 29.1 U I41
2021-08-27 09:34:04 C 21 59 18.57 -17 56 16.3 U I41
2021-08-29 15:04:46 C 21 57 43.001 -18 43 39.50 V P07
2021-08-29 16:51:35 C 21 57 38.904 -18 45 16.16 V P07
2021-08-29 16:54:51 C 21 57 38.777 -18 45 18.72 V P07
2021-08-29 17:53:23 C 21 57 36.574 -18 46 11.28 V P07
2021-08-31 07:55:17 C 21 56 27.908 -19 21 35.95 U F51
2021-08-31 08:13:56 C 21 56 27.193 -19 21 53.67 U F51
2021-08-31 08:32:38 C 21 56 26.473 -19 22 11.39 U F51
2021-09-04 09:57:51 C 21 53 24.06 -20 55 38.4 V T05
2021-09-04 10:03:08 C 21 53 23.85 -20 55 43.5 V T05
2021-09-04 10:13:04 C 21 53 23.51 -20 55 54.7 V T05
2021-09-04 10:59:07 C 21 53 21.72 -20 56 37.9 V T05
2021-09-06 10:11:53 C 21 51 56.02 -21 43 24.2 V T08
2021-09-06 10:17:12 C 21 51 55.84 -21 43 29.5 V T08
2021-09-06 10:27:19 C 21 51 55.45 -21 43 39.1 V T08
2021-09-06 10:42:36 C 21 51 54.84 -21 43 54.0 V T08
2021-09-08 09:59:45 C 21 50 32.39 -22 31 27.0 V T05
2021-09-08 10:05:03 C 21 50 32.24 -22 31 32.5 V T05
2021-09-08 10:55:17 C 21 50 30.37 -22 32 22.8 V T05