IAA RAS IAA Minor Planet Database

2021 TT

NEO MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.5400077000
Semi-major axis (a)1.8964931000 AU
Inclination (i)17.97373000°
Long. of Asc. Node (Ω)7.36737000°
Arg. of Perihelion (ω)309.32039000°
Mean Anomaly (M)224.61725000°
Mean Motion (n)0.3773785300°/day
Perihelion dist (q)0.87237220 AU
Aphelion dist (Q)2.92061400 AU
Orbital Period2.61172170 yr
Physical Parameters
H (abs. magnitude)27.92
G (slope)0.15
Orbit Solution
SourceMPC
Solution Date—
RMS Residual0.450″
Uncertainty7
Orbit TypeApollo
MOID0.001444 AU
Observations Used18
Oppositions1
Arc Total—
First Observation Used—
Last Observation Used2021-10-09
Observations (18)
Date Type RA Dec Mag Band Observatory
2021-10-02 05:02:36 C 00 17 58.74 +47 15 04.7 – V G96
2021-10-02 05:10:14 C 00 17 53.19 +47 15 09.9 – V G96
2021-10-02 05:17:52 C 00 17 47.63 +47 15 14.8 – V G96
2021-10-02 05:25:30 C 00 17 42.08 +47 15 18.9 – V G96
2021-10-02 07:09:42 C 00 16 28.52 +47 15 36.8 – V G96
2021-10-02 07:12:00 C 00 16 26.97 +47 15 35.7 – V G96
2021-10-02 07:12:16 C 00 16 26.76 +47 15 36.0 – V G96
2021-10-02 07:14:37 C 00 16 25.16 +47 15 35.3 – V G96
2021-10-03 06:22:38 C 00 09 32.28 +47 12 32.2 – V G96
2021-10-03 06:26:49 C 00 09 30.96 +47 12 32.1 – V G96
2021-10-03 06:28:55 C 00 09 30.26 +47 12 31.9 – V G96
2021-10-04 05:03:33 C 00 06 24.87 +47 09 17.2 – V V00
2021-10-04 05:05:50 C 00 06 24.43 +47 09 17.6 – V V00
2021-10-04 05:08:06 C 00 06 23.98 +47 09 18.0 – V V00
2021-10-04 05:10:23 C 00 06 23.56 +47 09 18.3 – V V00
2021-10-07 12:06:43 C 00 01 55.821 +46 58 08.49 – V T12
2021-10-07 12:15:18 C 00 01 55.256 +46 58 04.63 – V T12
2021-10-09 11:21:14 C 00 01 08.829 +46 50 03.42 – V T12