2021 TC3

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.4478423383 ± 5.31e-05
Semi-major axis (a)1.9831688899 AU ± 2.09e-04
Inclination (i)6.91910927° ± 6.21e-04
Long. of Asc. Node (Ω)192.36856306° ± 2.90e-04
Arg. of Perihelion (ω)198.58872391° ± 1.82e-04
Mean Anomaly (M)164.24632168° ± 8.31e-02
Mean Motion (n)0.3529171185°/day ± 5.58e-05
Perihelion dist (q)1.09502190 AU ± 1.56e-04
Aphelion dist (Q)2.87131588 AU ± 3.20e-04
Orbital Period2.79279817 yr ± 4.41e-04
Physical Parameters
H (abs. magnitude)24.60
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-02
RMS Residual0.191″
Uncertainty2
Orbit TypeAmor
MOID0.102547 AU
Observations Used26
Oppositions1
Arc Total2021-2021
First Observation Used2021-09-26
Last Observation Used2021-11-03
Observations (26)
Date Type RA Dec Mag Band Observatory
2021-09-26 06:12:50 C 22 30 49.845 +02 26 04.68 V F51
2021-10-04 07:27:35 C 22 53 50.671 -02 06 42.57 U F51
2021-10-04 07:43:44 C 22 53 52.755 -02 07 08.05 U F51
2021-10-04 07:59:48 C 22 53 54.827 -02 07 33.48 U F51
2021-10-04 09:56:53 C 22 54 10.000 -02 10 38.52 V F51
2021-10-04 09:57:49 C 22 54 10.132 -02 10 39.87 V F51
2021-10-05 04:29:36 C 22 56 56.70 -02 39 17.9 V 807
2021-10-05 04:34:55 C 22 56 57.44 -02 39 26.5 V 807
2021-10-05 04:40:14 C 22 56 58.17 -02 39 35.0 V 807
2021-10-05 10:12:00 C 22 57 49.125 -02 49 25.89 U F51
2021-10-05 10:26:04 C 22 57 51.066 -02 49 48.25 U F51
2021-10-05 10:43:56 C 22 57 53.569 -02 50 17.27 U F51
2021-10-05 10:58:13 C 22 57 55.583 -02 50 40.38 U F51
2021-10-27 07:35:50 C 00 56 53.803 -16 34 18.57 U F51
2021-10-27 07:51:52 C 00 56 57.795 -16 34 35.74 U F51
2021-10-27 08:07:57 C 00 57 01.794 -16 34 52.96 U F51
2021-10-28 04:45:17 C 01 02 34.60 -16 55 48.5 V V06
2021-10-28 04:48:42 C 01 02 35.47 -16 55 51.9 V V06
2021-10-28 04:52:08 C 01 02 36.33 -16 55 55.5 V V06
2021-10-28 04:55:34 C 01 02 37.20 -16 55 58.8 V V06
2021-10-28 06:24:16 C 01 02 59.28 -16 57 25.2 V V06
2021-10-28 06:37:42 C 01 03 02.68 -16 57 38.2 V V06
2021-10-28 06:41:08 C 01 03 03.53 -16 57 41.0 V V06
2021-11-03 05:20:33 C 01 40 21.88 -18 36 11.8 o 691
2021-11-03 05:30:56 C 01 40 24.34 -18 36 16.5 o 691
2021-11-03 05:41:21 C 01 40 26.75 -18 36 20.8 o 691