2021 SB1

NEO MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.4647413000
Semi-major axis (a)1.8470965000 AU
Inclination (i)9.69258000°
Long. of Asc. Node (Ω)347.91224000°
Arg. of Perihelion (ω)333.01551000°
Mean Anomaly (M)248.65798000°
Mean Motion (n)0.3926175500°/day
Perihelion dist (q)0.98867450 AU
Aphelion dist (Q)2.70551850 AU
Orbital Period2.51035060 yr
Physical Parameters
H (abs. magnitude)24.15
G (slope)0.15
Orbit Solution
SourceMPC
Solution Date
RMS Residual0.930″
Uncertainty8
Orbit TypeApollo
MOID0.011224 AU
Observations Used20
Oppositions1
Arc Total
First Observation Used
Last Observation Used2021-10-02
Observations (21)
Date Type RA Dec Mag Band Observatory
2021-09-25 05:24:22 C 20 48 10.22 +06 20 25.9 V G96
2021-09-25 05:33:11 C 20 48 14.13 +06 21 17.6 V G96
2021-09-26 05:29:52 C 20 59 08.530 +08 33 44.10 U F52
2021-09-26 05:46:24 C 20 59 15.365 +08 35 11.55 U F52
2021-09-26 06:19:37 C 20 59 29.015 +08 38 06.41 U F52
2021-09-26 10:45:55 C 21 01 18.504 +09 01 06.77 V F51
2021-09-26 10:46:51 C 21 01 18.899 +09 01 11.64 V F51
2021-09-27 00:56:07 C 21 07 25.38 +10 11 46.4 u H21
2021-09-27 01:16:16 C 21 07 33.37 +10 13 25.3 u H21
2021-09-27 01:21:21 C 21 07 35.40 +10 13 50.1 u H21
2021-09-27 05:54:13 C 21 09 28.100 +10 36 12.65 V F51
2021-09-27 06:02:43 C 21 09 31.361 +10 36 53.02 V F51
2021-09-27 06:10:30 C 21 09 34.366 +10 37 30.32 V F51
2021-09-27 22:13:47 C 21 15 57.07 +11 50 48.4 V J95
2021-09-27 23:34:07 C 21 16 27.33 +11 56 43.4 V J95
2021-10-02 05:18:08 C 21 51 06.06 +18 00 52.5 V V00
2021-10-02 05:25:56 C 21 51 08.19 +18 01 14.4 V V00
2021-10-02 05:33:42 C 21 51 10.35 +18 01 36.1 V V00
2021-10-02 05:41:29 C 21 51 12.50 +18 01 57.9 V V00
2021-10-02 05:42:50 C 21 51 12.89 +18 02 01.6 o 291
2021-10-02 05:48:54 C 21 51 14.59 +18 02 18.8 o 291