2021 ND

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.5215896000
Semi-major axis (a)2.2197549000 AU
Inclination (i)10.71370000°
Long. of Asc. Node (Ω)268.54791000°
Arg. of Perihelion (ω)36.96024000°
Mean Anomaly (M)110.74345000°
Mean Motion (n)0.2980207800°/day
Perihelion dist (q)1.06195380 AU
Aphelion dist (Q)3.37755600 AU
Orbital Period3.30717770 yr
Physical Parameters
H (abs. magnitude)24.66
G (slope)0.15
Orbit Solution
SourceMPC
Solution Date
RMS Residual0.810″
Uncertainty8
Orbit TypeAmor
MOID0.087093 AU
Observations Used32
Oppositions1
Arc Total
First Observation Used
Last Observation Used2021-07-12
Observations (34)
Date Type RA Dec Mag Band Observatory
2021-07-01 09:01:45 C 16 52 06.999 -04 35 18.59 U F51
2021-07-01 09:19:31 C 16 52 09.370 -04 33 30.43 U F51
2021-07-01 09:37:17 C 16 52 11.784 -04 31 41.90 U F51
2021-07-01 09:54:59 C 16 52 14.172 -04 29 54.27 U F51
2021-07-01 12:03:52 C 16 52 32.096 -04 16 46.53 V F51
2021-07-01 12:04:49 C 16 52 32.236 -04 16 40.77 V F51
2021-07-01 13:18:37 C 16 52 45.77 -04 07 39.4 V 474
2021-07-01 13:25:48 C 16 52 46.73 -04 06 55.4 V 474
2021-07-01 13:29:15 C 16 52 47.26 -04 06 33.2 V 474
2021-07-02 03:16:29 C 16 55 04.68 -02 43 06.4 u H21
2021-07-02 03:27:04 C 16 55 06.21 -02 42 00.2 u H21
2021-07-02 03:33:25 C 16 55 07.15 -02 41 20.8 u H21
2021-07-02 21:13:25 C 16 58 05.07 -00 49 09.8 Z B37
2021-07-02 21:32:20 C 16 58 07.24 -00 47 17.0 V 033
2021-07-02 21:34:39 C 16 58 07.61 -00 47 02.3 V 033
2021-07-02 21:36:58 C 16 58 07.99 -00 46 47.5 V 033
2021-07-02 21:37:35 C 16 58 08.75 -00 46 34.1 Z B37
2021-07-02 21:37:45 C 16 58 08.81 -00 46 32.9 Z B37
2021-07-02 21:39:18 C 16 58 08.36 -00 46 32.5 V 033
2021-07-03 22:00:32 C 17 02 24.55 +01 52 59.1 V 033
2021-07-03 22:02:46 C 17 02 24.92 +01 53 13.9 V 033
2021-07-03 22:07:15 C 17 02 25.64 +01 53 43.8 V 033
2021-07-03 22:09:37 C 17 02 26.04 +01 53 59.7 V 033
2021-07-05 21:54:58 C 17 11 29.41 +07 20 04.0 V 033
2021-07-05 22:01:39 C 17 11 30.61 +07 20 50.3 V 033
2021-07-05 22:04:09 C 17 11 31.08 +07 21 08.1 V 033
2021-07-10 21:35:03 C 17 38 15.18 +21 27 08.3 V 033
2021-07-10 21:37:08 C 17 38 15.64 +21 27 22.7 V 033
2021-07-10 21:39:13 C 17 38 16.13 +21 27 36.9 V 033
2021-07-10 21:41:39 C 17 38 16.64 +21 27 54.3 V 033
2021-07-12 22:39:37 C 17 50 56.24 +27 01 30.9 V 033
2021-07-12 22:41:46 C 17 50 56.78 +27 01 45.1 V 033
2021-07-12 22:43:55 C 17 50 57.32 +27 01 59.5 V 033
2021-07-12 22:46:05 C 17 50 57.86 +27 02 13.6 V 033