IAA RAS IAA Minor Planet Database

2021 PA2

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.6346400910 ± 1.02e-08
Semi-major axis (a)2.6354991305 AU ± 1.64e-08
Inclination (i)5.39395029° ± 3.03e-06
Long. of Asc. Node (Ω)4.74563656° ± 1.30e-05
Arg. of Perihelion (ω)62.64049223° ± 1.34e-05
Mean Anomaly (M)338.55274390° ± 3.16e-06
Mean Motion (n)0.2303657766°/day ± 2.15e-09
Perihelion dist (q)0.96290572 AU ± 2.76e-08
Aphelion dist (Q)4.30809254 AU ± 3.81e-08
Orbital Period4.27852738 yr ± 4.00e-08
Physical Parameters
H (abs. magnitude)19.21
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-02
RMS Residual0.193″
Uncertainty0
Orbit TypeApollo
MOID0.055284 AU
Observations Used213
Oppositions13
Arc Total2005-2022
First Observation Used2005-04-04
Last Observation Used2022-03-23
Observations (269)
Date Type RA Dec Mag Band Observatory
2021-10-05 15:23:16 C 05 32 14.60 +31 54 56.8 – V T05
2021-10-06 12:22:30 C 05 42 34.45 +32 26 11.0 – V T08
2021-10-06 12:38:15 C 05 42 42.10 +32 26 34.0 – V T08
2021-10-06 12:42:54 C 05 42 44.37 +32 26 40.9 – V T08
2021-10-06 12:47:33 C 05 42 46.58 +32 26 47.4 – V T08
2021-10-08 23:03:22 C 06 12 06.04 +33 36 52.2 – V Z80
2021-10-08 23:10:02 C 06 12 09.42 +33 36 59.5 – V Z80
2021-10-08 23:16:42 C 06 12 12.81 +33 37 06.3 – V Z80
2021-10-09 04:00:23 C 06 14 35.58 +33 41 57.6 – V K87
2021-10-09 04:02:39 C 06 14 36.71 +33 41 59.5 – V K87
2021-10-09 04:04:54 C 06 14 37.81 +33 42 01.9 – V K87
2021-10-11 02:05:54 C 06 38 10.40 +34 17 34.7 – V A17
2021-10-11 02:22:56 C 06 38 18.95 +34 17 45.6 – V A17
2021-10-11 02:39:31 C 06 38 27.30 +34 17 55.6 – V A17
2021-10-11 14:13:12 C 06 44 21.22 +34 24 31.0 – V T08
2021-10-11 14:27:38 C 06 44 28.39 +34 24 39.7 – V T08
2021-10-11 14:32:56 C 06 44 30.97 +34 24 41.4 – V T08
2021-10-11 14:54:21 C 06 44 41.61 +34 24 52.5 – V T08
2021-10-16 12:05:00 C 07 42 20.69 +34 29 31.2 – V G96
2021-10-16 12:12:28 C 07 42 24.09 +34 29 28.7 – V G96
2021-10-16 12:19:57 C 07 42 27.50 +34 29 26.1 – V G96
2021-10-16 12:27:26 C 07 42 30.89 +34 29 23.4 – V G96
2021-10-17 16:09:43 S 07 55 11.638 +34 16 50.63 – L C51
2021-10-17 19:18:02 S 07 56 36.355 +34 15 08.71 – L C51
2021-10-17 22:26:10 S 07 58 00.746 +34 13 23.05 – L C51
2021-10-18 01:34:18 S 07 59 24.71 +34 11 34.3 – L C51
2021-10-18 03:08:22 S 08 00 06.56 +34 10 38.7 – L C51
2021-10-18 04:42:26 S 08 00 48.34 +34 09 42.5 – L C51
2021-10-18 06:16:31 S 08 01 29.97 +34 08 44.9 – L C51
2021-10-18 09:24:49 S 08 02 53.14 +34 06 49.4 – L C51
2021-10-18 12:32:57 S 08 04 15.862 +34 04 49.91 – L C51
2021-10-18 15:41:05 S 08 05 38.191 +34 02 47.26 – L C51
2021-10-19 13:21:11 C 08 15 00.637 +33 47 22.55 – U F51
2021-10-19 14:09:27 C 08 15 20.597 +33 46 48.89 – U F51
2021-10-20 02:05:39 C 08 20 20.21 +33 37 04.6 – V 204
2021-10-20 02:18:43 C 08 20 25.55 +33 36 54.6 – V 204
2021-10-20 02:32:15 C 08 20 31.08 +33 36 44.3 – V 204
2021-10-20 14:29:15 C 08 25 25.337 +33 26 59.67 – U F51
2021-10-20 14:45:51 C 08 25 31.897 +33 26 46.18 – U F51
2021-10-21 14:33:39 C 08 35 00.806 +33 05 08.30 – U F52
2021-10-21 14:48:59 C 08 35 06.634 +33 04 54.48 – U F52
2021-10-21 15:19:39 C 08 35 18.269 +33 04 26.48 – U F52
2021-10-22 02:10:16 C 08 39 30.24 +32 53 34.6 – V 204
2021-10-22 02:23:37 C 08 39 35.25 +32 53 22.1 – V 204
2021-10-22 02:36:57 C 08 39 40.31 +32 53 09.6 – V 204
2021-10-24 10:21:53 C 08 59 59.06 +31 54 07.8 – V 703
2021-10-24 10:29:45 C 09 00 01.85 +31 54 00.1 – V 703
2021-10-24 10:45:29 C 09 00 07.12 +31 53 43.1 – V 703
2021-10-25 12:12:49 C 09 08 42.76 +31 24 34.7 – V G96
2021-10-25 12:18:51 C 09 08 44.71 +31 24 27.8 – V G96