IAA RAS IAA Minor Planet Database

2021 NB

NEO MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.5877939000
Semi-major axis (a)2.4030868000 AU
Inclination (i)0.56500000°
Long. of Asc. Node (Ω)148.76160000°
Arg. of Perihelion (ω)159.00732000°
Mean Anomaly (M)58.32906000°
Mean Motion (n)0.2645756600°/day
Perihelion dist (q)0.99056700 AU
Aphelion dist (Q)3.81560660 AU
Orbital Period3.72523940 yr
Physical Parameters
H (abs. magnitude)26.94
G (slope)0.15
Orbit Solution
SourceMPC
Solution Date—
RMS Residual0.480″
Uncertainty6
Orbit TypeApollo
MOID0.000132 AU
Observations Used46
Oppositions1
Arc Total—
First Observation Used—
Last Observation Used2021-07-06
Observations (48)
Date Type RA Dec Mag Band Observatory
2021-07-01 08:47:47 C 16 06 41.748 -04 05 21.70 – U F51
2021-07-01 09:05:33 C 16 06 46.798 -04 03 25.97 – U F51
2021-07-01 09:23:17 C 16 06 51.870 -04 01 30.05 – U F51
2021-07-01 12:00:08 C 16 07 41.018 -03 43 54.56 – V F51
2021-07-01 12:01:04 C 16 07 41.317 -03 43 48.50 – V F51
2021-07-01 12:37:43 C 16 08 04.37 -03 33 48.0 – V 474
2021-07-01 12:39:30 C 16 08 04.96 -03 33 35.5 – V 474
2021-07-01 12:41:16 C 16 08 05.53 -03 33 23.2 – V 474
2021-07-01 12:43:03 C 16 08 06.15 -03 33 11.1 – V 474
2021-07-01 12:44:50 C 16 08 06.74 -03 32 58.6 – V 474
2021-07-01 22:09:00 C 16 12 14.29 -02 30 38.1 – Z B37
2021-07-01 22:27:26 C 16 12 21.45 -02 28 09.3 – Z B37
2021-07-02 03:02:27 C 16 14 25.57 -01 42 56.1 – X Y00
2021-07-02 03:08:42 C 16 14 28.21 -01 42 01.2 – X Y00
2021-07-02 03:17:24 C 16 14 48.28 -01 47 04.0 – u H21
2021-07-02 03:21:17 C 16 14 49.92 -01 46 29.7 – u H21
2021-07-02 03:23:50 C 16 14 51.01 -01 46 07.1 – u H21
2021-07-02 10:18:18 C 16 18 35.71 -00 31 43.6 – V 474
2021-07-02 10:19:45 C 16 18 36.43 -00 31 28.5 – V 474
2021-07-02 10:21:12 C 16 18 37.17 -00 31 14.1 – V 474
2021-07-02 21:26:32 C 16 25 47.80 +01 23 51.5 – V 033
2021-07-02 21:27:06 C 16 25 48.17 +01 23 59.1 – V 033
2021-07-02 21:27:41 C 16 25 48.56 +01 24 05.9 – V 033
2021-07-02 21:28:16 C 16 25 48.91 +01 24 13.5 – V 033
2021-07-03 21:29:32 C 16 49 22.60 +08 06 36.3 – V 033
2021-07-03 21:29:57 C 16 49 23.10 +08 06 45.3 – V 033
2021-07-03 21:30:21 C 16 49 23.59 +08 06 54.2 – V 033
2021-07-04 09:34:56 C 17 08 14.274 +13 24 26.08 – V T12
2021-07-04 09:35:38 C 17 08 15.463 +13 24 47.02 – V T12
2021-07-04 09:38:38 C 17 08 20.529 +13 26 17.36 – V T12
2021-07-04 11:16:49 C 17 11 12.554 +14 16 15.43 – V T12
2021-07-04 11:17:10 C 17 11 13.207 +14 16 26.55 – V T12
2021-07-04 11:17:31 C 17 11 13.845 +14 16 37.36 – V T12
2021-07-04 11:20:10 C 17 11 18.656 +14 17 59.43 – V T12
2021-07-04 22:03:56 C 17 37 44.36 +20 42 53.8 – V J57
2021-07-04 22:10:47 C 17 38 02.99 +20 47 38.0 – V J57
2021-07-04 22:12:14 C 17 38 06.90 +20 48 38.8 – V J57
2021-07-05 23:01:45 C 19 38 09.91 +41 02 59.0 – V 033
2021-07-05 23:02:04 C 19 38 12.14 +41 03 13.8 – V 033
2021-07-05 23:02:23 C 19 38 14.50 +41 03 29.4 – V 033
2021-07-05 23:02:51 C 19 38 17.81 +41 03 51.7 – V 033
2021-07-05 23:04:37 C 19 38 30.28 +41 05 14.4 – V 033
2021-07-05 23:04:56 C 19 38 32.59 +41 05 30.2 – V 033
2021-07-05 23:12:44 C 19 39 28.29 +41 11 38.1 – V 033
2021-07-05 23:13:03 C 19 39 30.54 +41 11 53.0 – V 033
2021-07-06 06:54:17 C 20 42 44.66 +46 17 55.5 – V I52
2021-07-06 06:55:18 C 20 42 53.34 +46 18 27.8 – V I52
2021-07-06 06:55:49 C 20 42 57.67 +46 18 44.0 – V I52