IAA RAS IAA Minor Planet Database

2021 TC1

NEO MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.2465688882 ± 4.60e-06
Semi-major axis (a)1.0051205901 AU ± 6.04e-08
Inclination (i)2.31821658° ± 4.89e-05
Long. of Asc. Node (Ω)260.92373278° ± 1.13e-03
Arg. of Perihelion (ω)221.24950090° ± 1.22e-03
Mean Anomaly (M)313.54054786° ± 8.72e-05
Mean Motion (n)0.9781039699°/day ± 8.82e-08
Perihelion dist (q)0.75728912 AU ± 4.63e-06
Aphelion dist (Q)1.25295206 AU ± 4.63e-06
Orbital Period1.00769071 yr ± 9.09e-08
Physical Parameters
H (abs. magnitude)25.34
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-02
RMS Residual0.306″
Uncertainty0
Orbit TypeApollo
MOID0.022322 AU
Observations Used45
Oppositions1
Arc Total2021-2022
First Observation Used2021-10-03
Last Observation Used2022-09-27
Observations (45)
Date Type RA Dec Mag Band Observatory
2021-10-03 04:18:43 C 23 09 11.23 +43 30 40.7 – V G96
2021-10-03 04:26:14 C 23 09 06.95 +43 31 06.7 – V G96
2021-10-03 04:33:48 C 23 09 02.64 +43 31 34.0 – V G96
2021-10-03 04:41:20 C 23 08 58.38 +43 32 00.9 – V G96
2021-10-03 07:01:19 C 23 07 38.14 +43 39 56.9 – V G96
2021-10-03 07:01:55 C 23 07 37.77 +43 39 58.9 – V G96
2021-10-03 07:02:30 C 23 07 37.41 +43 40 00.7 – V G96
2021-10-03 07:03:06 C 23 07 37.09 +43 40 02.6 – V G96
2021-10-03 18:33:47 C 23 01 32.54 +44 18 47.8 – V L01
2021-10-03 18:36:17 C 23 01 31.04 +44 18 57.6 – V L01
2021-10-03 18:38:46 C 23 01 29.59 +44 19 06.8 – V L01
2021-10-03 18:41:16 C 23 01 28.10 +44 19 15.5 – V L01
2021-10-03 18:43:46 C 23 01 26.55 +44 19 24.5 – V L01
2021-10-03 20:51:15 C 23 00 11.27 +44 26 40.2 – V J95
2021-10-03 21:17:39 C 22 59 55.17 +44 28 13.5 – V J95
2021-10-04 01:33:52 C 22 57 31.32 +44 43 19.1 – u H21
2021-10-04 01:38:50 C 22 57 28.19 +44 43 37.6 – u H21
2021-10-04 01:40:31 C 22 57 27.11 +44 43 43.4 – u H21
2021-10-04 02:13:09 C 22 57 07.83 +44 45 40.1 – V 734
2021-10-04 02:27:44 C 22 57 00.84 +44 46 32.8 – X 858
2021-10-04 02:34:36 C 22 56 56.50 +44 46 58.3 – X 858
2021-10-04 02:45:58 C 22 56 47.02 +44 47 39.7 – V 734
2021-10-04 03:02:32 C 22 56 36.50 +44 48 39.2 – V 734
2021-10-04 03:16:24 C 22 56 27.59 +44 49 29.9 – V 734
2021-10-06 07:41:05 C 22 19 35.02 +47 48 41.1 – V V39
2021-10-06 07:52:10 C 22 19 25.51 +47 49 13.0 – V V39
2021-10-06 08:01:31 C 22 19 17.49 +47 49 39.6 – V V39
2021-10-06 08:13:31 C 22 19 07.21 +47 50 13.9 – V V39
2021-10-06 08:25:28 C 22 18 57.05 +47 50 47.6 – V V39
2021-10-06 08:34:46 C 22 18 49.07 +47 51 13.8 – V V39
2022-09-23 06:49:21 C 22 55 12.870 +22 25 52.50 – U F52
2022-09-23 07:06:55 C 22 55 07.950 +22 25 58.61 – U F52
2022-09-23 07:24:30 C 22 55 03.006 +22 26 04.59 – U F52
2022-09-23 10:04:22 C 22 54 17.305 +22 26 49.44 – V F51
2022-09-23 10:05:22 C 22 54 17.022 +22 26 49.46 – V F51
2022-09-24 03:44:43 C 22 49 39.61 +22 30 31.8 – V H36
2022-09-24 04:02:46 C 22 49 34.36 +22 30 35.7 – V H36
2022-09-24 04:22:22 C 22 49 28.60 +22 30 40.8 – V H36
2022-09-24 08:16:28 C 22 48 20.952 +22 31 34.93 – V I52
2022-09-24 08:19:36 C 22 48 20.027 +22 31 34.82 – V I52
2022-09-24 08:25:53 C 22 48 18.198 +22 31 35.69 – V I52
2022-09-27 03:55:32 C 22 28 36.850 +22 38 29.00 – V I52
2022-09-27 03:58:55 C 22 28 35.770 +22 38 28.30 – V I52
2022-09-27 04:02:18 C 22 28 34.640 +22 38 29.20 – V I52
2022-09-27 04:05:41 C 22 28 33.500 +22 38 28.80 – V I52