2021 RD16

NEO MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.5541778000
Semi-major axis (a)1.7630613000 AU
Inclination (i)9.34601000°
Long. of Asc. Node (Ω)356.04147000°
Arg. of Perihelion (ω)283.17929000°
Mean Anomaly (M)304.87626000°
Mean Motion (n)0.4210202300°/day
Perihelion dist (q)0.78601190 AU
Aphelion dist (Q)2.74011070 AU
Orbital Period2.34099840 yr
Physical Parameters
H (abs. magnitude)25.15
G (slope)0.15
Orbit Solution
SourceMPC
Solution Date
RMS Residual0.780″
Uncertainty8
Orbit TypeApollo
MOID0.024671 AU
Observations Used24
Oppositions1
Arc Total
First Observation Used
Last Observation Used2021-09-14
Observations (24)
Date Type RA Dec Mag Band Observatory
2021-09-13 07:41:06 C 01 26 54.13 -09 55 18.3 V G96
2021-09-13 07:48:02 C 01 26 47.52 -09 54 01.6 V G96
2021-09-13 07:54:58 C 01 26 40.83 -09 52 44.6 V G96
2021-09-13 08:01:55 C 01 26 34.21 -09 51 28.1 V G96
2021-09-13 10:06:38 C 01 24 36.39 -09 28 41.7 V 703
2021-09-13 10:08:41 C 01 24 34.37 -09 28 19.5 V 703
2021-09-13 10:10:45 C 01 24 32.55 -09 27 57.7 V 703
2021-09-14 00:08:34 C 01 13 14.69 -07 08 09.9 V L01
2021-09-14 00:10:17 C 01 13 13.33 -07 07 54.7 V L01
2021-09-14 00:12:00 C 01 13 11.98 -07 07 38.1 V L01
2021-09-14 00:13:44 C 01 13 10.66 -07 07 22.1 V L01
2021-09-14 00:15:27 C 01 13 09.30 -07 07 06.5 V L01
2021-09-14 01:55:18 C 01 11 52.69 -06 51 54.6 V K74
2021-09-14 02:00:12 C 01 11 48.94 -06 51 10.1 V K74
2021-09-14 06:20:15 C 01 08 48.08 -06 12 14.3 u H21
2021-09-14 06:28:18 C 01 08 42.19 -06 11 04.5 u H21
2021-09-14 06:34:05 C 01 08 37.98 -06 10 14.6 u H21
2021-09-14 21:01:51 C 00 59 26.74 -04 14 08.3 V 246
2021-09-14 21:03:13 C 00 59 25.88 -04 13 59.8 V 246
2021-09-14 21:11:58 C 00 59 20.65 -04 12 55.1 V 246
2021-09-14 21:12:18 C 00 59 20.33 -04 12 52.2 V 246
2021-09-14 21:12:39 C 00 59 20.20 -04 12 49.2 V 246
2021-09-14 22:57:50 C 00 58 15.99 -03 59 53.9 V G03
2021-09-14 23:08:23 C 00 58 09.48 -03 58 36.8 V G03