2021 NU

NEO MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.5657074614 ± 2.47e-05
Semi-major axis (a)2.1303140036 AU ± 1.18e-04
Inclination (i)5.86764302° ± 1.62e-04
Long. of Asc. Node (Ω)134.36100877° ± 3.78e-04
Arg. of Perihelion (ω)220.46928397° ± 4.78e-04
Mean Anomaly (M)129.14456206° ± 4.17e-02
Mean Motion (n)0.3169909350°/day ± 2.64e-05
Perihelion dist (q)0.92517948 AU ± 7.36e-05
Aphelion dist (Q)3.33544853 AU ± 1.93e-04
Orbital Period3.10932009 yr ± 2.59e-04
Physical Parameters
H (abs. magnitude)23.61
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-02
RMS Residual0.138″
Uncertainty2
Orbit TypeApollo
MOID0.001199 AU
Observations Used30
Oppositions1
Arc Total2021-2021
First Observation Used2021-07-04
Last Observation Used2021-09-05
Observations (33)
Date Type RA Dec Mag Band Observatory
2021-07-04 13:19:55 C 21 15 10.642 -00 25 43.14 U F51
2021-07-04 13:38:57 C 21 15 14.991 -00 25 20.90 U F51
2021-07-04 13:57:57 C 21 15 19.327 -00 24 58.55 U F51
2021-07-05 07:15:08 C 21 19 34.73 -00 04 37.7 u H21
2021-07-05 07:21:48 C 21 19 36.38 -00 04 29.6 u H21
2021-07-05 13:14:52 C 21 21 04.699 +00 02 53.84 V 568
2021-07-05 13:16:16 C 21 21 05.042 +00 02 55.57 V 568
2021-07-05 13:17:41 C 21 21 05.382 +00 02 57.30 V 568
2021-07-06 08:17:24 C 21 26 03.51 +00 26 31.9 u H21
2021-07-06 08:23:40 C 21 26 05.12 +00 26 39.4 u H21
2021-07-08 10:44:04 C 21 40 33.10 +01 34 44.4 V V06
2021-07-08 10:48:33 C 21 40 34.44 +01 34 50.7 V V06
2021-07-08 10:53:02 C 21 40 35.76 +01 34 57.0 V V06
2021-07-08 10:57:30 C 21 40 37.08 +01 35 03.5 V V06
2021-07-08 11:33:14 C 21 40 49.942 +01 36 04.22 V T12
2021-07-08 11:34:40 C 21 40 50.363 +01 36 06.26 V T12
2021-07-10 00:22:57 C 21 52 50.803 +02 30 46.42 V J04
2021-07-10 00:36:50 C 21 52 55.436 +02 31 07.63 V J04
2021-07-10 00:50:58 C 21 53 00.170 +02 31 29.59 V J04
2021-07-11 01:16:20 C 22 01 39.93 +03 10 05.3 V 033
2021-07-11 01:19:11 C 22 01 40.99 +03 10 09.8 V 033
2021-07-11 01:22:00 C 22 01 42.00 +03 10 14.7 V 033
2021-07-13 00:55:12 C 22 20 29.70 +04 31 43.8 V 033
2021-07-13 00:57:42 C 22 20 30.70 +04 31 48.8 V 033
2021-07-13 01:00:11 C 22 20 31.73 +04 31 53.6 V 033
2021-07-17 14:24:20 C 23 14 26.510 +08 05 45.06 V T12
2021-07-17 14:25:05 C 23 14 26.925 +08 05 46.59 V T12
2021-07-17 14:26:24 C 23 14 27.650 +08 05 49.30 V T12
2021-08-04 13:08:13 C 03 41 55.473 +15 25 37.55 V T12
2021-08-04 13:20:44 C 03 42 00.936 +15 25 35.49 V T12
2021-08-04 13:29:33 C 03 42 04.777 +15 25 33.88 V T12
2021-08-13 14:15:20 C 04 55 23.469 +14 09 22.94 V T12
2021-09-05 14:38:05 C 06 25 57.345 +11 40 46.40 V T12