2021 TU4

NEO MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.2364718000
Semi-major axis (a)1.1841786000 AU
Inclination (i)22.43341000°
Long. of Asc. Node (Ω)194.46266000°
Arg. of Perihelion (ω)110.19662000°
Mean Anomaly (M)116.70045000°
Mean Motion (n)0.7648535500°/day
Perihelion dist (q)0.90415380 AU
Aphelion dist (Q)1.46420340 AU
Orbital Period1.28862280 yr
Physical Parameters
H (abs. magnitude)26.29
G (slope)0.15
Orbit Solution
SourceMPC
Solution Date
RMS Residual0.610″
Uncertainty8
Orbit TypeApollo
MOID0.028212 AU
Observations Used20
Oppositions1
Arc Total
First Observation Used
Last Observation Used2021-10-07
Observations (22)
Date Type RA Dec Mag Band Observatory
2021-10-05 06:50:58 C 22 08 35.186 +35 58 26.97 V F52
2021-10-07 03:41:13 C 23 09 09.25 +13 01 57.7 V G96
2021-10-07 03:49:23 C 23 09 17.69 +12 57 52.2 V G96
2021-10-07 03:57:33 C 23 09 26.15 +12 53 49.5 V G96
2021-10-07 04:05:43 C 23 09 34.55 +12 49 45.5 V G96
2021-10-07 04:50:47 C 23 10 20.85 +12 27 18.7 V V06
2021-10-07 04:51:25 C 23 10 21.49 +12 26 59.9 V V06
2021-10-07 04:52:03 C 23 10 22.14 +12 26 41.0 V V06
2021-10-07 04:52:41 C 23 10 22.79 +12 26 22.1 V V06
2021-10-07 06:17:56 C 23 11 49.17 +11 44 05.7 V V06
2021-10-07 06:18:34 C 23 11 49.81 +11 43 47.0 V V06
2021-10-07 06:19:12 C 23 11 50.46 +11 43 28.3 V V06
2021-10-07 20:06:46 C 23 25 54.32 +05 10 01.5 V J95
2021-10-07 20:42:37 C 23 26 27.13 +04 54 16.1 V I93
2021-10-07 20:47:54 C 23 26 31.81 +04 51 53.2 V I93
2021-10-07 20:51:19 C 23 26 34.89 +04 50 21.7 V I93
2021-10-07 21:34:38 C 23 27 13.21 +04 30 35.7 V J95
2021-10-07 21:39:37 C 23 27 17.60 +04 28 22.4 V J95
2021-10-07 21:47:45 C 23 27 24.81 +04 24 44.9 V J95
2021-10-07 22:21:19 C 23 27 54.38 +04 10 14.0 X 958
2021-10-07 22:26:59 C 23 27 59.37 +04 07 42.6 X 958
2021-10-07 22:32:45 C 23 28 04.45 +04 05 09.5 X 958