2021 HE41

NEO MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.4547663710 ± 2.00e+00
Semi-major axis (a)1.8392453989 AU ± 3.00e+00
Inclination (i)11.76990691° ± 4.00e+00
Long. of Asc. Node (Ω)213.31398762° ± 5.00e+00
Arg. of Perihelion (ω)10.38268487° ± 6.00e+00
Mean Anomaly (M)297.66001316° ± 9.61e-02
Mean Motion (n)0.3951341700°/day ± 9.67e-01
Perihelion dist (q)1.00281720 AU ± 4.03e+00
Aphelion dist (Q)2.67567340 AU ± 5.71e+00
Orbital Period2.49436200 yr ± 6.10e+00
Physical Parameters
H (abs. magnitude)28.75
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-04-18
RMS Residual0.141″
Uncertainty2
Orbit TypeAmor
MOID0.001905 AU
Observations Used5
Oppositions1
Arc Total2021-2021
First Observation Used
Last Observation Used2021-04-23
Observations (5)
Date Type RA Dec Mag Band Observatory
2021-04-23 17:26:15 C 17 00 44.662 -07 59 21.48 V P07
2021-04-23 17:26:52 C 17 00 52.418 -07 57 25.99 V P07
2021-04-23 18:25:40 C 17 12 38.758 -04 59 31.49 V P07
2021-04-23 19:41:50 C 17 26 30.257 -01 25 32.38 V P07
2021-04-23 20:52:22 C 17 38 05.335 +01 34 21.72 V P07