2021 WC5

NEO MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.4830667210
Semi-major axis (a)1.7940359141 AU
Inclination (i)1.00008343°
Long. of Asc. Node (Ω)77.30147294°
Arg. of Perihelion (ω)304.27204997° ± 6.00e+00
Mean Anomaly (M)250.55331400°
Mean Motion (n)0.4101375000°/day
Perihelion dist (q)0.92740230 AU
Aphelion dist (Q)2.66082310 AU
Orbital Period2.40311510 yr
Physical Parameters
H (abs. magnitude)28.32
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-04-18
RMS Residual0.343″
Uncertainty
Orbit TypeApollo
MOID0.005775 AU
Observations Used15
Oppositions1
Arc Total2021-2021
First Observation Used
Last Observation Used2021-12-01
Observations (15)
Date Type RA Dec Mag Band Observatory
2021-11-29 06:23:56 C 03 49 02.44 +15 08 25.3 V G96
2021-11-29 06:31:19 C 03 49 07.15 +15 09 01.5 V G96
2021-11-29 06:38:42 C 03 49 11.80 +15 09 37.3 V G96
2021-11-29 06:46:06 C 03 49 16.44 +15 10 14.1 V G96
2021-11-29 10:07:50 C 03 51 23.05 +15 26 05.5 V I52
2021-11-29 10:11:52 C 03 51 25.60 +15 26 24.0 V I52
2021-11-29 10:15:54 C 03 51 28.15 +15 26 42.6 V I52
2021-11-29 10:19:56 C 03 51 30.68 +15 27 00.8 V I52
2021-11-30 07:21:48 C 04 04 20.83 +16 55 21.5 V G96
2021-11-30 07:24:11 C 04 04 21.99 +16 55 31.2 V G96
2021-11-30 07:26:34 C 04 04 23.20 +16 55 39.0 V G96
2021-11-30 07:28:58 C 04 04 24.39 +16 55 47.9 V G96
2021-12-01 04:48:45 C 04 15 11.23 +18 06 23.9 V V06
2021-12-01 04:50:32 C 04 15 12.01 +18 06 29.1 V V06
2021-12-01 04:52:19 C 04 15 12.78 +18 06 35.4 V V06