IAA RAS IAA Minor Planet Database

2001 GR2

NEO PHA MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.6222119724 ± 3.86e-08
Semi-major axis (a)1.8626330548 AU ± 2.60e-09
Inclination (i)11.82929309° ± 1.97e-05
Long. of Asc. Node (Ω)189.95417789° ± 9.41e-06
Arg. of Perihelion (ω)99.65484434° ± 1.03e-05
Mean Anomaly (M)222.12351366° ± 9.30e-06
Mean Motion (n)0.3877227795°/day ± 8.10e-10
Perihelion dist (q)0.70368047 AU ± 7.18e-08
Aphelion dist (Q)3.02158564 AU ± 7.20e-08
Orbital Period2.54209021 yr ± 5.31e-09
Physical Parameters
H (abs. magnitude)21.85
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-05-31
RMS Residual0.337″
Uncertainty0
Orbit TypeApollo
MOID0.010596 AU
Observations Used73
Oppositions6
Arc Total2001-2011
First Observation Used2001-04-05
Last Observation Used2011-10-20
Observations (78)
Date Type RA Dec Mag Band Observatory
2001-04-05 13:14:40 C 14 30 38.29 -02 39 59.9 – o 608
2001-04-05 13:29:57 C 14 30 41.22 -02 39 02.2 – o 608
2001-04-05 13:45:07 C 14 30 44.19 -02 38 07.8 – o 608
2001-04-14 07:55:57 C 15 56 47.31 +22 30 15.2 18.4 c 704
2001-04-14 08:14:53 C 15 57 01.58 +22 34 01.7 18.3 c 704
2001-04-14 08:33:47 C 15 57 16.18 +22 37 46.9 19.2 c 704
2001-04-14 08:52:41 C 15 57 30.54 +22 41 35.0 18.8 c 704
2001-04-14 09:11:37 C 15 57 45.04 +22 45 22.9 18.5 c 704
2001-04-15 07:59:09 C 16 17 35.47 +27 30 03.8 17.8 c 704
2001-04-15 08:01:14 C 16 17 37.30 +27 30 31.1 18.1 c 704
2001-04-15 08:18:10 C 16 17 53.04 +27 34 11.3 18.4 c 704
2001-04-15 08:20:35 C 16 17 55.32 +27 34 42.4 18.1 c 704
2001-04-15 08:37:33 C 16 18 10.99 +27 38 23.3 18.3 c 704
2001-04-15 08:39:59 C 16 18 13.27 +27 38 54.6 17.7 c 704
2001-04-15 08:57:17 C 16 18 29.39 +27 42 39.1 18.5 c 704
2001-04-15 08:59:24 C 16 18 31.35 +27 43 06.8 17.7 c 704
2001-04-15 09:18:48 C 16 18 49.44 +27 47 18.0 18.7 c 704
2001-04-15 09:19:25 C 16 18 50.01 +27 47 25.9 19.2 c 704
2001-04-15 09:37:45 C 16 19 07.10 +27 51 24.1 18.2 c 704
2001-04-15 09:37:54 C 16 19 07.28 +27 51 26.5 18.0 c 704
2001-04-15 09:57:01 C 16 19 25.18 +27 55 34.8 18.3 c 704
2001-04-15 09:57:10 C 16 19 25.32 +27 55 38.0 18.5 c 704
2001-04-15 10:16:26 C 16 19 43.34 +27 59 46.6 18.4 c 704
2001-04-15 10:16:35 C 16 19 43.49 +27 59 47.9 18.5 c 704
2001-04-15 10:36:02 C 16 20 01.88 +28 04 00.9 18.5 c 704
2001-04-15 10:36:11 C 16 20 02.03 +28 04 02.3 17.9 c 704
2001-04-15 10:55:36 C 16 20 20.33 +28 08 13.6 18.4 c 704
2001-04-16 09:36:31 C 16 44 38.67 +33 08 01.5 18.4 c 704
2001-04-16 09:43:04 C 16 44 46.13 +33 09 28.9 18.0 c 704
2001-04-16 09:55:34 C 16 45 00.39 +33 12 15.5 18.6 c 704
2001-04-16 10:02:29 C 16 45 08.31 +33 13 47.3 18.0 c 704
2001-04-16 10:12:35 C 16 45 20.43 +33 15 59.5 – c 699
2001-04-16 10:14:51 C 16 45 22.51 +33 16 32.9 18.8 c 704
2001-04-16 10:21:40 C 16 45 30.78 +33 18 00.3 – c 699
2001-04-16 10:21:57 C 16 45 30.55 +33 18 07.6 18.4 c 704
2001-04-16 10:31:01 C 16 45 41.50 +33 20 05.0 – c 699
2001-04-16 10:34:42 C 16 45 45.14 +33 20 56.8 18.1 c 704
2001-04-16 10:40:29 C 16 45 52.41 +33 22 12.0 – c 699
2001-04-16 10:41:35 C 16 45 53.02 +33 22 27.6 18.4 c 704
2001-04-16 10:55:18 C 16 46 08.79 +33 25 29.8 18.8 c 704
2001-04-16 11:01:09 C 16 46 15.58 +33 26 47.8 18.4 c 704
2011-10-02 08:35:21 C 03 27 24.62 +16 12 23.9 17.2 c 704
2011-10-02 08:54:44 C 03 27 08.48 +16 09 05.0 17.7 c 704
2011-10-02 09:13:26 C 03 26 52.95 +16 05 53.4 18.8 c 704
2011-10-02 09:32:18 C 03 26 37.32 +16 02 40.3 18.3 c 704
2011-10-02 09:51:16 C 03 26 21.64 +15 59 26.7 18.1 c 704
2011-10-02 22:28:50 C 03 17 04.72 +13 56 01.3 – u J95
2011-10-02 22:29:53 C 03 17 03.95 +13 55 51.4 – u J95
2011-10-02 22:32:00 C 03 17 02.48 +13 55 32.1 – u J95
2011-10-02 22:33:47 C 03 17 01.20 +13 55 15.8 – u J95