2021 NK3

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.4068324401 ± 2.48e-08
Semi-major axis (a)2.1498152754 AU ± 7.16e-08
Inclination (i)7.35100658° ± 3.47e-06
Long. of Asc. Node (Ω)186.46043820° ± 1.32e-05
Arg. of Perihelion (ω)142.95863797° ± 4.24e-05
Mean Anomaly (M)126.06315219° ± 3.78e-05
Mean Motion (n)0.3126875283°/day ± 1.56e-08
Perihelion dist (q)1.27520068 AU ± 6.81e-08
Aphelion dist (Q)3.02442987 AU ± 1.14e-07
Orbital Period3.15211255 yr ± 1.57e-07
Physical Parameters
H (abs. magnitude)21.37
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-02
RMS Residual0.170″
Uncertainty0
Orbit TypeAmor
MOID0.275494 AU
Observations Used157
Oppositions2
Arc Total2021-2024
First Observation Used2021-06-08
Last Observation Used2024-05-31
Observations (167)
Date Type RA Dec Mag Band Observatory
2021-11-01 07:26:12 C 23 55 24.971 -06 44 29.76 U F51
2021-11-01 07:43:14 C 23 55 25.926 -06 44 28.64 U F51
2021-11-01 08:00:18 C 23 55 26.932 -06 44 28.05 U F51
2021-11-06 05:31:35 C 00 02 40.76 -06 34 44.3 o 691
2021-11-06 05:39:22 C 00 02 41.23 -06 34 43.4 o 691
2021-11-06 05:47:11 C 00 02 41.60 -06 34 41.8 o 691
2021-11-08 08:00:12 C 00 05 49.707 -06 27 47.36 V F52
2021-11-08 08:16:15 C 00 05 50.630 -06 27 44.70 V F52
2024-05-06 13:22:09 C 16 00 01.795 -09 09 59.01 V F51
2024-05-07 12:40:12 C 15 59 12.020 -08 59 20.99 V F51
2024-05-07 12:57:26 C 15 59 11.352 -08 59 12.87 V F51
2024-05-07 13:18:21 C 15 59 10.535 -08 59 02.94 V F51
2024-05-07 13:35:32 C 15 59 09.871 -08 58 56.13 V F51
2024-05-09 11:12:29 C 15 57 27.613 -08 37 56.89 V F51
2024-05-09 11:30:53 C 15 57 26.839 -08 37 48.81 V F51
2024-05-31 11:21:32 C 15 33 03.378 -04 48 10.88 V F51
2024-05-31 11:39:11 C 15 33 02.487 -04 48 04.36 V F51