2021 NN1

NEO MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.5350098000
Semi-major axis (a)2.2103830000 AU
Inclination (i)3.56627000°
Long. of Asc. Node (Ω)268.17258000°
Arg. of Perihelion (ω)2.24211000°
Mean Anomaly (M)123.50607000°
Mean Motion (n)0.2999181800°/day
Perihelion dist (q)1.02780640 AU
Aphelion dist (Q)3.39295960 AU
Orbital Period3.28625530 yr
Physical Parameters
H (abs. magnitude)25.56
G (slope)0.15
Orbit Solution
SourceMPC
Solution Date
RMS Residual0.690″
Uncertainty7
Orbit TypeAmor
MOID0.010482 AU
Observations Used71
Oppositions1
Arc Total
First Observation Used
Last Observation Used2021-07-19
Observations (74)
Date Type RA Dec Mag Band Observatory
2021-07-09 01:18:03 C 20 51 31.47 +18 14 43.8 W 511
2021-07-09 01:22:32 C 20 51 33.96 +18 14 39.6 W 511
2021-07-09 01:25:55 C 20 51 35.75 +18 14 36.8 W 511
2021-07-09 01:29:18 C 20 51 37.64 +18 14 32.4 W 511
2021-07-09 01:32:41 C 20 51 39.43 +18 14 30.4 W 511
2021-07-09 01:36:03 C 20 51 41.38 +18 14 23.7 W 511
2021-07-09 01:46:36 C 20 51 46.97 +18 14 13.2 W 511
2021-07-09 01:49:58 C 20 51 48.86 +18 14 09.6 W 511
2021-07-09 05:26:07 C 20 54 03.61 +18 10 27.9 u H21
2021-07-09 05:26:29 C 20 54 03.81 +18 10 27.5 u H21
2021-07-09 05:28:15 C 20 54 04.74 +18 10 25.8 u H21
2021-07-09 05:28:19 C 20 54 04.79 +18 10 25.7 u H21
2021-07-09 22:47:10 C 21 03 28.353 +17 52 24.00 V J04
2021-07-09 22:50:38 C 21 03 30.046 +17 52 21.24 V J04
2021-07-11 00:53:36 C 21 15 06.21 +17 24 45.2 V 033
2021-07-11 00:55:21 C 21 15 06.87 +17 24 43.7 V 033
2021-07-11 00:57:05 C 21 15 07.50 +17 24 41.8 V 033
2021-07-11 00:59:00 C 21 15 08.21 +17 24 39.9 V 033
2021-07-12 22:52:06 C 21 31 06.48 +16 40 39.0 V 033
2021-07-12 22:54:25 C 21 31 07.09 +16 40 36.9 V 033
2021-07-12 22:56:45 C 21 31 07.72 +16 40 35.1 V 033
2021-07-19 06:54:02 C 21 59 51.11 +14 44 22.7 u H21
2021-07-19 07:01:34 C 21 59 51.82 +14 44 18.0 u H21
2021-07-19 07:14:49 C 21 59 53.05 +14 44 09.4 u H21