2021 TB

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.5160520000
Semi-major axis (a)1.7341013000 AU
Inclination (i)8.78239000°
Long. of Asc. Node (Ω)163.51942000°
Arg. of Perihelion (ω)278.03041000°
Mean Anomaly (M)269.14550000°
Mean Motion (n)0.4316108800°/day
Perihelion dist (q)0.83921490 AU
Aphelion dist (Q)2.62898770 AU
Orbital Period2.28355620 yr
Physical Parameters
H (abs. magnitude)22.91
G (slope)0.15
Orbit Solution
SourceMPC
Solution Date
RMS Residual0.580″
Uncertainty7
Orbit TypeApollo
MOID0.061999 AU
Observations Used21
Oppositions1
Arc Total
First Observation Used
Last Observation Used2021-10-07
Observations (22)
Date Type RA Dec Mag Band Observatory
2021-09-11 07:01:18 C 01 13 13.39 -00 35 49.8 V G96
2021-09-11 07:08:07 C 01 13 14.05 -00 35 57.5 V G96
2021-10-01 06:45:17 C 03 09 27.34 -22 33 01.0 V W94
2021-10-01 06:53:33 C 03 09 31.16 -22 33 39.1 V W94
2021-10-01 07:01:41 C 03 09 35.00 -22 34 18.0 V W94
2021-10-01 08:32:34 C 03 10 17.85 -22 41 32.8 V W95
2021-10-01 08:40:05 C 03 10 21.34 -22 42 09.1 V W95
2021-10-01 08:47:37 C 03 10 24.97 -22 42 44.6 V W95
2021-10-02 05:50:58 C 03 21 17.92 -24 25 38.1 V W95
2021-10-02 05:58:34 C 03 21 21.83 -24 26 16.2 V W95
2021-10-02 06:06:09 C 03 21 25.69 -24 26 54.0 V W95
2021-10-02 06:11:51 C 03 21 28.80 -24 27 13.0 u 807
2021-10-02 06:14:04 C 03 21 29.97 -24 27 23.9 u 807
2021-10-02 06:16:19 C 03 21 31.12 -24 27 35.1 u 807
2021-10-03 05:48:27 C 03 34 41.48 -26 25 26.7 V W95
2021-10-03 05:56:09 C 03 34 45.82 -26 26 06.1 V W95
2021-10-03 06:03:48 C 03 34 50.19 -26 26 45.8 V W95
2021-10-03 06:13:12 C 03 34 55.50 -26 27 23.1 u 807
2021-10-03 06:17:45 C 03 34 58.09 -26 27 46.0 u 807
2021-10-03 06:22:14 C 03 35 00.64 -26 28 09.0 u 807
2021-10-07 15:26:58 C 04 48 31.134 -34 58 45.41 V T12
2021-10-07 15:27:30 C 04 48 31.550 -34 58 47.72 V T12