2021 OC1

NEO MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.4482816000
Semi-major axis (a)0.7504423000 AU
Inclination (i)9.84435000°
Long. of Asc. Node (Ω)304.27409000°
Arg. of Perihelion (ω)204.28663000°
Mean Anomaly (M)356.59773000°
Mean Motion (n)1.5161009600°/day
Perihelion dist (q)0.41403280 AU
Aphelion dist (Q)1.08685180 AU
Orbital Period0.65009370 yr
Physical Parameters
H (abs. magnitude)26.91
G (slope)0.15
Orbit Solution
SourceMPC
Solution Date
RMS Residual0.680″
Uncertainty6
Orbit TypeAten
MOID0.001538 AU
Observations Used22
Oppositions1
Arc Total
First Observation Used
Last Observation Used2021-07-31
Observations (22)
Date Type RA Dec Mag Band Observatory
2021-07-29 06:40:38 C 16 28 13.407 -03 47 57.20 V F51
2021-07-29 07:14:46 C 16 28 50.442 -03 46 43.54 V F51
2021-07-29 07:32:44 C 16 29 09.635 -03 46 04.78 V F51
2021-07-29 20:25:15 C 16 41 53.42 -03 28 02.7 q 104
2021-07-29 20:29:47 C 16 41 55.17 -03 28 03.9 V L01
2021-07-29 20:30:48 C 16 41 57.06 -03 27 55.5 q 104
2021-07-29 20:31:39 C 16 41 56.41 -03 28 01.4 V L01
2021-07-29 20:32:47 C 16 41 57.13 -03 28 00.1 V L01
2021-07-29 20:40:37 C 16 42 02.23 -03 27 49.7 V L01
2021-07-29 20:41:55 C 16 42 04.29 -03 27 39.1 q 104
2021-07-29 20:43:36 C 16 42 04.22 -03 27 45.1 V L01
2021-07-29 21:03:39 C 16 42 19.34 -03 27 22.4 V 587
2021-07-29 21:06:19 C 16 42 21.03 -03 27 18.3 V 587
2021-07-29 21:10:03 C 16 42 23.41 -03 27 13.5 V 587
2021-07-29 21:25:55 C 16 43 02.16 -03 16 49.0 X Y00
2021-07-29 21:29:11 C 16 43 04.11 -03 16 45.1 X Y00
2021-07-29 21:32:29 C 16 43 06.09 -03 16 41.3 X Y00
2021-07-30 10:01:30 C 16 50 31.45 -03 03 12.8 q E23
2021-07-30 10:48:53 C 16 50 49.89 -03 02 37.4 q E23
2021-07-31 01:43:39 C 16 56 59.83 -02 53 39.5 u 807
2021-07-31 01:50:34 C 16 57 01.55 -02 53 36.2 u 807
2021-07-31 01:57:29 C 16 57 03.27 -02 53 32.7 u 807