2021 NE1

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.4027261235 ± 9.92e-05
Semi-major axis (a)2.0043153764 AU ± 4.05e-04
Inclination (i)9.04141587° ± 1.62e-03
Long. of Asc. Node (Ω)94.91657702° ± 6.47e-04
Arg. of Perihelion (ω)215.76732303° ± 1.81e-03
Mean Anomaly (M)185.62055428° ± 1.64e-01
Mean Motion (n)0.3473467093°/day ± 1.05e-04
Perihelion dist (q)1.19712521 AU ± 3.13e-04
Aphelion dist (Q)2.81150554 AU ± 6.02e-04
Orbital Period2.83758636 yr ± 8.60e-04
Physical Parameters
H (abs. magnitude)23.48
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-02
RMS Residual0.084″
Uncertainty3
Orbit TypeAmor
MOID0.199676 AU
Observations Used19
Oppositions1
Arc Total2021-2021
First Observation Used2021-07-05
Last Observation Used2021-08-29
Observations (20)
Date Type RA Dec Mag Band Observatory
2021-07-05 11:46:54 C 20 04 29.860 -30 10 14.04 U F51
2021-07-05 12:02:04 C 20 04 31.332 -30 10 41.08 U F51
2021-07-05 12:17:15 C 20 04 32.819 -30 11 08.10 U F51
2021-07-05 14:39:24 C 20 04 46.869 -30 15 17.19 V F51
2021-07-05 14:40:35 C 20 04 47.004 -30 15 19.37 V F51
2021-07-05 14:42:00 C 20 04 47.141 -30 15 21.66 V F51
2021-07-05 14:43:11 C 20 04 47.242 -30 15 23.90 V F51
2021-07-06 11:42:20 C 20 07 08.884 -30 53 15.75 V 568
2021-07-06 11:43:45 C 20 07 09.024 -30 53 18.33 V 568
2021-07-06 11:45:09 C 20 07 09.161 -30 53 20.86 V 568
2021-07-07 11:20:30 C 20 09 49.392 -31 36 10.60 U F51
2021-07-07 11:21:42 C 20 09 49.504 -31 36 12.38 U F51
2021-07-07 11:38:22 C 20 09 51.186 -31 36 43.29 U F51
2021-07-07 11:39:32 C 20 09 51.307 -31 36 45.31 U F51
2021-07-07 11:56:14 C 20 09 52.983 -31 37 15.58 U F51
2021-07-07 11:57:24 C 20 09 53.126 -31 37 17.71 U F51
2021-07-07 12:14:06 C 20 09 54.798 -31 37 47.95 U F51
2021-08-29 07:17:50 C 22 50 54.01 -49 17 02.4 V 807
2021-08-29 07:26:04 C 22 50 54.53 -49 16 57.8 V 807
2021-08-29 07:33:48 C 22 50 55.00 -49 16 53.5 V 807