2021 NP3

NEO MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.5983736470 ± 2.00e+00
Semi-major axis (a)2.5716371597 AU ± 3.00e+00
Inclination (i)33.27267986° ± 4.00e+00
Long. of Asc. Node (Ω)110.83840581° ± 5.00e+00
Arg. of Perihelion (ω)189.68504271° ± 6.00e+00
Mean Anomaly (M)19.44286446° ± 3.68e-01
Mean Motion (n)0.2390190900°/day ± 4.18e-01
Perihelion dist (q)1.03283620 AU ± 5.28e+00
Aphelion dist (Q)4.11009820 AU ± 7.03e+00
Orbital Period4.12355210 yr ± 7.22e+00
Physical Parameters
H (abs. magnitude)23.35
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-04-18
RMS Residual0.456″
Uncertainty3
Orbit TypeAmor
MOID0.020176 AU
Observations Used30
Oppositions1
Arc Total2021-2021
First Observation Used
Last Observation Used2021-07-11
Observations (35)
Date Type RA Dec Mag Band Observatory
2021-07-07 07:30:14 C 22 18 38.32 +28 16 19.2 V 703
2021-07-08 09:23:02 C 22 47 02.32 +20 12 27.6 V 703
2021-07-08 09:29:41 C 22 47 09.47 +20 10 10.1 V 703
2021-07-09 09:03:31 C 23 15 06.51 +11 00 12.6 V 703
2021-07-09 09:11:05 C 23 15 15.52 +10 57 01.3 V 703
2021-07-09 09:18:38 C 23 15 24.24 +10 53 53.8 V 703
2021-07-09 09:49:22 C 23 16 00.61 +10 40 56.0 V I52
2021-07-09 09:50:05 C 23 16 01.46 +10 40 37.8 V I52
2021-07-09 09:50:47 C 23 16 02.33 +10 40 19.8 V I52
2021-07-09 09:51:30 C 23 16 03.17 +10 40 01.6 V I52
2021-07-09 10:59:49 C 23 17 23.78 +10 11 05.5 V I52
2021-07-09 11:00:32 C 23 17 24.62 +10 10 47.2 V I52
2021-07-09 11:01:14 C 23 17 25.47 +10 10 29.0 V I52
2021-07-09 11:01:57 C 23 17 26.31 +10 10 10.7 V I52
2021-07-09 23:08:20 C 23 32 26.82 +04 52 00.3 r 106
2021-07-09 23:11:16 C 23 32 30.53 +04 50 41.6 r 106
2021-07-09 23:14:11 C 23 32 34.18 +04 49 24.4 r 106
2021-07-10 00:29:23 C 23 34 06.60 +04 15 50.9 V K83
2021-07-10 00:36:31 C 23 34 15.29 +04 12 39.8 V K83
2021-07-10 01:08:29 C 23 34 53.86 +03 58 15.3 V L01
2021-07-10 01:10:12 C 23 34 55.95 +03 57 29.1 V L01
2021-07-10 01:11:55 C 23 34 58.03 +03 56 42.6 V L01
2021-07-10 01:13:56 C 23 35 00.46 +03 55 48.6 V L01
2021-07-10 01:14:48 C 23 35 01.51 +03 55 25.4 V L01
2021-07-10 01:36:04 C 23 35 27.82 +03 45 55.1 V K83
2021-07-10 01:43:13 C 23 35 36.48 +03 42 42.7 V K83
2021-07-11 01:26:30 C 00 05 18.06 -07 02 20.2 V 033
2021-07-11 01:26:55 C 00 05 18.55 -07 02 31.1 V 033
2021-07-11 01:27:19 C 00 05 19.05 -07 02 42.2 V 033
2021-07-11 01:27:47 C 00 05 19.64 -07 02 54.9 V 033
2021-07-11 01:44:42 C 00 05 40.79 -07 10 20.1 V K51
2021-07-11 01:49:22 C 00 05 46.51 -07 12 25.4 V K51
2021-07-11 01:54:03 C 00 05 52.25 -07 14 31.1 V K51
2021-07-11 02:10:08 C 00 06 12.34 -07 18 41.2 V L81
2021-07-11 02:38:43 C 00 06 46.81 -07 31 26.4 V L81