2021 RD1

NEO MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.3480929000
Semi-major axis (a)1.5673725000 AU
Inclination (i)11.54410000°
Long. of Asc. Node (Ω)340.95480000°
Arg. of Perihelion (ω)26.27978000°
Mean Anomaly (M)43.31711000°
Mean Motion (n)0.5022798200°/day
Perihelion dist (q)1.02178130 AU
Aphelion dist (Q)2.11296370 AU
Orbital Period1.96226810 yr
Physical Parameters
H (abs. magnitude)24.32
G (slope)0.15
Orbit Solution
SourceMPC
Solution Date
RMS Residual0.550″
Uncertainty9
Orbit TypeAmor
MOID0.035408 AU
Observations Used12
Oppositions1
Arc Total
First Observation Used
Last Observation Used2021-09-06
Observations (12)
Date Type RA Dec Mag Band Observatory
2021-09-03 10:52:27 C 03 11 29.98 +28 58 47.5 V G96
2021-09-03 10:59:52 C 03 11 31.98 +28 59 39.3 V G96
2021-09-03 11:07:18 C 03 11 33.96 +29 00 30.7 V G96
2021-09-03 11:14:44 C 03 11 35.98 +29 01 22.4 V G96
2021-09-03 11:51:40 C 03 11 45.91 +29 05 38.9 V G96
2021-09-03 11:55:13 C 03 11 46.92 +29 06 03.9 V G96
2021-09-04 01:09:56 C 03 15 46.07 +30 36 12.2 V 033
2021-09-04 01:11:57 C 03 15 46.65 +30 36 26.0 V 033
2021-09-04 01:13:58 C 03 15 47.24 +30 36 39.9 V 033
2021-09-04 01:16:01 C 03 15 47.80 +30 36 53.9 V 033
2021-09-06 09:24:55 C 03 32 49.51 +36 36 51.7 V G96
2021-09-06 09:26:00 C 03 32 49.84 +36 36 57.6 V G96