2021 TT4

NEO MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.0993450000
Semi-major axis (a)1.0369137000 AU
Inclination (i)3.33113000°
Long. of Asc. Node (Ω)192.42435000°
Arg. of Perihelion (ω)265.98536000°
Mean Anomaly (M)253.28351000°
Mean Motion (n)0.9334481000°/day
Perihelion dist (q)0.93390150 AU
Aphelion dist (Q)1.13992590 AU
Orbital Period1.05587840 yr
Physical Parameters
H (abs. magnitude)28.13
G (slope)0.15
Orbit Solution
SourceMPC
Solution Date
RMS Residual0.990″
Uncertainty5
Orbit TypeApollo
MOID0.010511 AU
Observations Used21
Oppositions1
Arc Total
First Observation Used
Last Observation Used2021-10-10
Observations (26)
Date Type RA Dec Mag Band Observatory
2021-10-02 13:04:33 C 01 52 03.835 +20 41 38.23 V F52
2021-10-04 14:08:47 C 02 07 31.906 +17 37 40.72 U F51
2021-10-04 14:21:51 C 02 07 35.410 +17 36 39.38 U F51
2021-10-04 14:48:00 C 02 07 42.510 +17 34 36.93 U F51
2021-10-05 10:18:59 C 02 15 22.921 +16 03 56.99 V F51
2021-10-05 10:33:00 C 02 15 26.781 +16 02 49.82 V F51
2021-10-05 11:04:58 C 02 15 35.575 +16 00 14.13 V F51
2021-10-07 06:50:14 C 02 34 32.33 +11 45 40.9 V G96
2021-10-07 06:57:40 C 02 34 35.10 +11 44 53.6 V G96
2021-10-07 07:05:05 C 02 34 37.95 +11 44 04.0 V G96
2021-10-07 07:12:31 C 02 34 40.63 +11 43 16.9 V G96
2021-10-07 08:51:23 C 02 35 37.970 +11 33 26.75 V F51
2021-10-07 09:08:26 C 02 35 44.648 +11 31 35.98 V F51
2021-10-07 09:26:41 C 02 35 51.594 +11 29 38.02 V F51
2021-10-07 09:44:18 C 02 35 58.255 +11 27 42.54 V F51
2021-10-07 21:29:45 C 02 41 52.67 +10 01 43.2 V I93
2021-10-07 21:39:01 C 02 41 56.99 +10 00 38.5 V I93
2021-10-07 21:48:17 C 02 42 01.22 +09 59 32.7 V I93
2021-10-09 10:23:51 C 03 02 02.60 +05 00 55.6 V G96
2021-10-09 10:31:57 C 03 02 06.54 +04 59 40.5 V G96
2021-10-09 10:40:03 C 03 02 10.49 +04 58 25.2 V G96
2021-10-09 10:48:09 C 03 02 14.55 +04 57 09.3 V G96
2021-10-10 10:24:37 C 03 17 40.19 +01 05 22.5 V G96
2021-10-10 10:32:05 C 03 17 44.32 +01 04 04.0 V G96
2021-10-10 10:39:33 C 03 17 48.47 +01 02 46.0 V G96
2021-10-10 10:47:01 C 03 17 52.58 +01 01 27.4 V G96