2021 TL20

NEO MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.6177444000
Semi-major axis (a)1.8279189000 AU
Inclination (i)30.53402000°
Long. of Asc. Node (Ω)204.58578000°
Arg. of Perihelion (ω)257.82356000°
Mean Anomaly (M)216.71873000°
Mean Motion (n)0.3988124300°/day
Perihelion dist (q)0.69873220 AU
Aphelion dist (Q)2.95710560 AU
Orbital Period2.47135640 yr
Physical Parameters
H (abs. magnitude)23.63
G (slope)0.15
Orbit Solution
SourceMPC
Solution Date
RMS Residual0.530″
Uncertainty8
Orbit TypeApollo
MOID0.001501 AU
Observations Used62
Oppositions1
Arc Total
First Observation Used
Last Observation Used2021-10-18
Observations (62)
Date Type RA Dec Mag Band Observatory
2021-10-16 03:49:36 C 22 24 57.47 +29 56 21.6 V 654
2021-10-16 04:41:03 C 22 24 16.13 +29 43 43.7 V 654
2021-10-18 01:13:15 C 21 40 15.20 +12 57 54.4 u H21
2021-10-18 01:14:39 C 21 40 13.37 +12 57 09.1 u H21
2021-10-18 01:20:14 C 21 40 06.02 +12 54 06.4 u H21
2021-10-18 01:23:02 C 21 40 02.34 +12 52 35.0 u H21
2021-10-18 01:25:49 C 21 39 58.66 +12 51 03.6 u H21
2021-10-18 01:29:16 C 21 39 54.10 +12 49 10.9 u H21
2021-10-18 19:10:30 C 21 14 50.60 +01 37 38.5 V 160
2021-10-18 19:11:39 C 21 14 48.74 +01 36 49.4 V 160
2021-10-18 19:12:47 C 21 14 46.89 +01 36 00.4 V 160
2021-10-18 19:13:56 C 21 14 45.05 +01 35 10.9 V 160