IAA RAS IAA Minor Planet Database

2021 TU1

NEO MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.4585479016 ± 3.35e-07
Semi-major axis (a)0.8988440143 AU ± 1.04e-07
Inclination (i)6.74948978° ± 5.26e-06
Long. of Asc. Node (Ω)151.20442987° ± 9.09e-05
Arg. of Perihelion (ω)74.03399160° ± 7.43e-05
Mean Anomaly (M)65.14715082° ± 2.28e-04
Mean Motion (n)1.1566069035°/day ± 2.00e-07
Perihelion dist (q)0.48668098 AU ± 3.07e-07
Aphelion dist (Q)1.31100705 AU ± 3.37e-07
Orbital Period0.85217050 yr ± 1.47e-07
Physical Parameters
H (abs. magnitude)22.54
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-02
RMS Residual0.224″
Uncertainty0
Orbit TypeAten
MOID0.046994 AU
Observations Used43
Oppositions1
Arc Total2021-2022
First Observation Used2021-10-03
Last Observation Used2022-12-23
Observations (45)
Date Type RA Dec Mag Band Observatory
2021-10-03 11:50:45 C 03 41 16.542 -03 39 42.75 – U F52
2021-10-03 12:06:26 C 03 41 13.790 -03 40 06.79 – U F52
2021-10-03 12:22:09 C 03 41 10.962 -03 40 31.42 – U F52
2021-10-03 12:37:55 C 03 41 08.131 -03 40 56.08 – U F52
2021-10-04 08:13:38 C 03 37 46.17 -04 11 31.3 – u H21
2021-10-04 08:28:27 C 03 37 43.49 -04 11 54.7 – u H21
2021-10-04 08:46:07 C 03 37 40.32 -04 12 22.1 – u H21
2021-10-05 06:11:47 C 03 33 55.60 -04 44 54.1 – u 807
2021-10-05 06:15:40 C 03 33 54.87 -04 45 00.6 – u 807
2021-10-05 06:27:35 C 03 33 52.69 -04 45 18.4 – u 807
2021-10-05 11:18:13 C 03 33 01.662 -04 53 14.35 – U F51
2021-10-05 11:26:03 C 03 33 00.183 -04 53 26.69 – U F51
2021-10-05 11:41:43 C 03 32 57.261 -04 53 50.99 – U F51
2021-10-05 11:47:35 C 03 32 56.163 -04 53 59.86 – U F52
2021-10-05 12:05:04 C 03 32 52.908 -04 54 26.85 – U F52
2021-10-05 12:22:35 C 03 32 49.637 -04 54 53.87 – U F52
2021-10-08 09:00:58 C 03 20 17.01 -06 39 04.3 – V V06
2021-10-08 09:01:36 C 03 20 16.88 -06 39 05.4 – V V06
2021-10-08 09:02:15 C 03 20 16.75 -06 39 06.2 – V V06
2021-10-08 09:02:54 C 03 20 16.64 -06 39 07.3 – V V06
2021-10-14 09:36:31 C 02 52 19.46 -09 59 46.6 – V G96
2021-10-14 09:45:57 C 02 52 17.54 -09 59 59.0 – V G96
2021-10-14 09:55:16 C 02 52 15.62 -10 00 10.5 – V G96
2021-10-14 10:03:30 C 02 52 13.95 -10 00 20.9 – V G96
2021-10-17 07:24:30 C 02 38 36.94 -11 22 57.4 – o 691
2021-10-17 07:39:31 C 02 38 33.91 -11 23 14.4 – o 691
2021-10-17 07:54:29 C 02 38 30.85 -11 23 30.8 – o 691
2021-10-26 08:48:43 C 01 58 16.574 -14 26 53.57 – U F51
2021-10-26 09:07:23 C 01 58 13.247 -14 27 04.37 – U F51
2021-10-26 09:26:01 C 01 58 09.935 -14 27 15.17 – U F51
2021-10-26 09:47:27 C 01 58 06.099 -14 27 27.32 – U F51
2021-10-30 08:10:33 C 01 42 53.010 -15 10 37.39 – U F51
2021-10-30 08:33:12 C 01 42 49.403 -15 10 45.34 – U F51
2021-10-30 09:07:05 C 01 42 44.007 -15 10 57.22 – U F51
2022-11-29 10:52:38 C 07 21 43.960 -06 58 42.60 – V I52
2022-11-29 10:59:19 C 07 21 43.870 -06 58 53.90 – V I52
2022-11-29 11:06:00 C 07 21 43.800 -06 59 05.20 – V I52
2022-11-29 11:12:41 C 07 21 43.780 -06 59 18.10 – V I52
2022-12-08 09:10:09 C 07 17 28.47 -14 42 56.2 – V 695
2022-12-08 09:28:12 C 07 17 27.56 -14 43 45.0 – V 695
2022-12-08 09:46:16 C 07 17 26.63 -14 44 33.4 – V 695
2022-12-23 13:43:42 C 06 30 44.68 -41 58 46.9 – V 474
2022-12-23 13:44:36 C 06 30 44.40 -41 58 52.9 – V 474
2022-12-23 13:47:16 C 06 30 43.52 -41 59 11.9 – V 474
2022-12-23 13:48:09 C 06 30 43.18 -41 59 17.9 – V 474