IAA RAS IAA Minor Planet Database

2020 TY4

NEO MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.4858531835 ± 3.31e-05
Semi-major axis (a)1.9494199527 AU ± 1.26e-04
Inclination (i)7.99983873° ± 3.25e-04
Long. of Asc. Node (Ω)354.47563046° ± 3.56e-04
Arg. of Perihelion (ω)348.30612593° ± 2.12e-04
Mean Anomaly (M)326.19108107° ± 6.68e-02
Mean Motion (n)0.3621213793°/day ± 3.52e-05
Perihelion dist (q)1.00228806 AU ± 9.16e-05
Aphelion dist (Q)2.89655184 AU ± 1.99e-04
Orbital Period2.72181191 yr ± 2.65e-04
Physical Parameters
H (abs. magnitude)24.02
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-02
RMS Residual0.204″
Uncertainty2
Orbit TypeApollo
MOID0.001987 AU
Observations Used61
Oppositions1
Arc Total2020-2020
First Observation Used2020-10-08
Last Observation Used2020-11-18
Observations (66)
Date Type RA Dec Mag Band Observatory
2020-10-17 02:00:41 C 22 25 41.33 +29 07 29.4 – V I52
2020-10-18 02:37:13 C 22 34 27.79 +30 08 00.5 – V I52
2020-10-18 02:39:26 C 22 34 28.59 +30 08 06.8 – V I52
2020-10-18 02:41:39 C 22 34 29.28 +30 08 11.4 – V I52
2020-10-20 03:53:01 C 22 50 51.60 +31 48 59.1 – V I52
2020-10-20 04:00:17 C 22 50 53.78 +31 49 12.4 – V I52
2020-10-20 04:09:58 C 22 50 56.68 +31 49 30.0 – V I52
2020-10-22 03:51:53 C 23 05 25.99 +33 05 23.5 – V I52
2020-10-22 04:01:33 C 23 05 28.62 +33 05 37.1 – V I52
2020-10-22 04:29:03 C 23 05 36.09 +33 06 15.7 – V I52
2020-10-24 08:34:30 C 23 19 53.434 +34 09 00.56 – V G37
2020-10-24 08:36:10 C 23 19 53.832 +34 09 02.19 – V G37
2020-10-24 08:37:50 C 23 19 54.261 +34 09 03.69 – V G37
2020-11-10 07:34:52 C 00 35 52.719 +36 15 49.59 – V T12
2020-11-18 02:09:46 C 00 58 29.732 +35 43 22.38 – V G37
2020-11-18 02:11:17 C 00 58 29.886 +35 43 22.14 – V G37