IAA RAS IAA Minor Planet Database

2021 TP8

NEO MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.6612527000
Semi-major axis (a)2.6816127000 AU
Inclination (i)5.44919000°
Long. of Asc. Node (Ω)196.12922000°
Arg. of Perihelion (ω)224.98013000°
Mean Anomaly (M)329.53266000°
Mean Motion (n)0.2244450300°/day
Perihelion dist (q)0.90838910 AU
Aphelion dist (Q)4.45483630 AU
Orbital Period4.39130980 yr
Physical Parameters
H (abs. magnitude)27.67
G (slope)0.15
Orbit Solution
SourceMPC
Solution Date—
RMS Residual0.790″
Uncertainty9
Orbit TypeApollo
MOID0.008680 AU
Observations Used16
Oppositions1
Arc Total—
First Observation Used—
Last Observation Used2021-10-11
Observations (20)
Date Type RA Dec Mag Band Observatory
2021-10-09 05:57:44 C 23 57 13.52 +02 19 54.0 – V G96
2021-10-09 06:05:51 C 23 57 17.34 +02 19 22.6 – V G96
2021-10-09 06:13:57 C 23 57 21.05 +02 18 52.2 – V G96
2021-10-09 06:22:05 C 23 57 24.97 +02 18 19.7 – V G96
2021-10-09 07:55:18 C 23 58 09.48 +02 12 18.5 – o 291
2021-10-09 07:58:46 C 23 58 11.18 +02 12 04.5 – o 291
2021-10-09 08:02:13 C 23 58 12.86 +02 11 50.5 – o 291
2021-10-09 08:43:57 C 23 58 33.37 +02 09 01.5 – V G96
2021-10-09 08:46:19 C 23 58 34.53 +02 08 52.4 – V G96
2021-10-09 08:48:42 C 23 58 35.73 +02 08 42.8 – V G96
2021-10-09 20:09:49 C 00 05 42.70 +01 17 55.3 – V L01
2021-10-09 20:13:00 C 00 05 44.61 +01 17 40.9 – V L01
2021-10-09 20:28:33 C 00 05 54.27 +01 16 25.0 – V L01
2021-10-10 07:07:52 C 00 13 37.03 +00 20 07.1 – V G96
2021-10-10 07:15:21 C 00 13 42.57 +00 19 23.4 – V G96
2021-10-10 07:22:51 C 00 13 48.16 +00 18 38.3 – V G96
2021-10-10 07:30:20 C 00 13 53.74 +00 17 54.1 – V G96
2021-10-11 20:04:09 C 00 59 28.66 -05 08 30.0 – V G15
2021-10-11 20:08:19 C 00 59 36.07 -05 09 24.4 – V G15
2021-10-11 20:12:15 C 00 59 43.19 -05 10 15.9 – V G15