2021 TH3

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.4878479954 ± 1.67e-05
Semi-major axis (a)2.2040438357 AU ± 7.99e-05
Inclination (i)6.59057410° ± 1.66e-04
Long. of Asc. Node (Ω)214.86379563° ± 7.19e-05
Arg. of Perihelion (ω)179.04432600° ± 4.15e-05
Mean Anomaly (M)86.31382291° ± 2.43e-02
Mean Motion (n)0.3012187031°/day ± 1.64e-05
Perihelion dist (q)1.12880547 AU ± 5.50e-05
Aphelion dist (Q)3.27928220 AU ± 1.24e-04
Orbital Period3.27212843 yr ± 1.78e-04
Physical Parameters
H (abs. magnitude)24.48
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-02
RMS Residual0.178″
Uncertainty2
Orbit TypeAmor
MOID0.133375 AU
Observations Used35
Oppositions1
Arc Total2021-2021
First Observation Used2021-10-01
Last Observation Used2021-11-29
Observations (39)
Date Type RA Dec Mag Band Observatory
2021-10-01 05:36:43 C 23 00 43.048 +15 52 12.40 V F52
2021-10-01 05:54:08 C 23 00 44.380 +15 52 06.31 V F52
2021-10-01 06:11:25 C 23 00 45.618 +15 51 59.74 V F52
2021-10-01 06:28:49 C 23 00 46.864 +15 51 53.44 V F52
2021-10-04 05:34:17 C 23 07 11.443 +15 20 09.90 U F51
2021-10-04 05:53:10 C 23 07 13.058 +15 20 01.44 U F51
2021-10-04 06:11:56 C 23 07 14.693 +15 19 52.67 U F51
2021-10-04 06:30:41 C 23 07 16.308 +15 19 44.00 U F51
2021-10-04 10:02:28 C 23 07 34.240 +15 17 59.38 V F51
2021-10-04 10:03:24 C 23 07 34.315 +15 17 59.00 V F51
2021-10-05 07:08:25 C 23 09 43.657 +15 07 05.97 V F51
2021-10-05 07:24:31 C 23 09 45.099 +15 06 57.50 V F51
2021-10-05 07:40:43 C 23 09 46.531 +15 06 49.35 V F51
2021-10-05 07:57:04 C 23 09 47.989 +15 06 40.81 V F51
2021-10-06 10:21:45 C 23 12 33.459 +14 52 06.96 U F51
2021-10-06 10:38:21 C 23 12 35.051 +14 51 57.12 U F51
2021-10-06 10:54:53 C 23 12 36.656 +14 51 47.11 U F51
2021-10-06 11:11:24 C 23 12 38.262 +14 51 37.22 U F51
2021-10-26 06:45:07 C 00 29 21.970 +08 01 18.10 U F52
2021-10-26 07:01:43 C 00 29 25.135 +08 01 00.71 U F52
2021-10-26 07:18:24 C 00 29 28.287 +08 00 43.10 U F52
2021-10-27 04:45:59 C 00 33 53.90 +07 37 31.3 V V06
2021-10-27 04:50:33 C 00 33 54.71 +07 37 26.4 V V06
2021-10-27 04:55:08 C 00 33 55.67 +07 37 21.5 V V06
2021-10-27 08:34:39 C 00 34 38.32 +07 33 26.0 o 691
2021-10-27 08:59:53 C 00 34 43.30 +07 32 57.3 o 691
2021-10-27 09:25:06 C 00 34 48.30 +07 32 29.6 o 691
2021-11-01 05:14:18 C 00 59 27.50 +05 29 03.6 V I52
2021-11-01 05:18:29 C 00 59 28.32 +05 28 59.4 V I52
2021-11-01 05:21:48 C 00 59 29.00 +05 28 55.9 V I52
2021-11-01 05:25:07 C 00 59 29.44 +05 28 53.4 V I52
2021-11-06 09:30:58 C 01 26 03.797 +03 26 19.14 U F51
2021-11-06 09:50:10 C 01 26 07.575 +03 26 01.39 U F51
2021-11-06 10:06:12 C 01 26 10.740 +03 25 46.56 U F51
2021-11-07 08:10:14 C 01 30 49.48 +03 05 39.9 o 691
2021-11-07 09:35:06 C 01 31 06.46 +03 04 23.9 o 691
2021-11-29 04:17:31 C 03 02 26.76 -00 46 02.3 V 807
2021-11-29 04:29:45 C 03 02 28.28 -00 46 02.4 V 807
2021-11-29 04:41:26 C 03 02 29.72 -00 46 02.6 V 807