2021 TO4

NEO MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.5245587000
Semi-major axis (a)2.1878508000 AU
Inclination (i)3.58167000°
Long. of Asc. Node (Ω)359.71844000°
Arg. of Perihelion (ω)354.90520000°
Mean Anomaly (M)103.55586000°
Mean Motion (n)0.3045632600°/day
Perihelion dist (q)1.04019460 AU
Aphelion dist (Q)3.33550700 AU
Orbital Period3.23613440 yr
Physical Parameters
H (abs. magnitude)26.58
G (slope)0.15
Orbit Solution
SourceMPC
Solution Date
RMS Residual0.820″
Uncertainty8
Orbit TypeAmor
MOID0.033848 AU
Observations Used13
Oppositions1
Arc Total
First Observation Used
Last Observation Used2021-10-06
Observations (15)
Date Type RA Dec Mag Band Observatory
2021-10-04 06:33:50 C 23 31 19.028 +10 30 43.68 U F52
2021-10-04 06:47:32 C 23 31 25.922 +10 32 07.30 U F52
2021-10-04 07:01:26 C 23 31 32.919 +10 33 32.62 U F52
2021-10-04 07:15:03 C 23 31 39.752 +10 34 56.16 U F52
2021-10-04 10:08:04 C 23 33 05.384 +10 52 19.88 V F51
2021-10-05 07:28:14 C 23 44 22.919 +12 55 13.85 V F51
2021-10-05 07:44:27 C 23 44 30.671 +12 56 45.36 V F51
2021-10-05 08:00:47 C 23 44 38.408 +12 58 16.84 V F51
2021-10-05 10:14:39 C 23 45 41.044 +13 10 32.70 V F51
2021-10-05 10:28:38 C 23 45 47.614 +13 11 48.76 V F51
2021-10-05 10:47:39 C 23 45 56.540 +13 13 31.63 V F51
2021-10-06 10:25:19 C 23 57 38.640 +15 16 30.27 U F51
2021-10-06 10:41:55 C 23 57 45.948 +15 17 51.35 U F51
2021-10-06 10:58:27 C 23 57 53.235 +15 19 12.00 U F51
2021-10-06 11:14:57 C 23 58 00.522 +15 20 31.90 U F51