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
2011-10-02 23:50:01 C 03 16 06.78 +13 43 43.5 u 510
2011-10-02 23:58:58 C 03 16 00.46 +13 42 22.3 u 510
2011-10-03 00:07:55 C 03 15 54.16 +13 41 01.1 u 510
2011-10-03 00:16:52 C 03 15 47.88 +13 39 39.6 u 510
2011-10-03 00:25:49 C 03 15 41.56 +13 38 18.6 u 510
2011-10-05 03:02:14 C 02 48 08.72 +07 20 50.6 t 204
2011-10-05 03:05:11 C 02 48 07.39 +07 20 32.7 t 204
2011-10-05 03:08:18 C 02 48 05.99 +07 20 13.8 t 204
2011-10-05 03:11:20 C 02 48 04.63 +07 19 55.4 t 204
2011-10-05 03:14:23 C 02 48 03.27 +07 19 36.8 t 204
2011-10-11 00:34:44 C 02 09 50.03 -01 34 52.1 w 204
2011-10-11 00:45:00 C 02 09 48.17 -01 35 15.6 w 204
2011-10-11 00:55:01 C 02 09 46.33 -01 35 38.3 w 204
2011-10-15 05:25:24 C 01 56 18.01 -04 28 54.9 u 821
2011-10-15 05:46:23 C 01 56 15.56 -04 29 22.0 u 821
2011-10-15 05:52:23 C 01 56 14.87 -04 29 30.1 u 821
2011-10-15 06:08:10 C 01 56 14.04 -04 30 44.3 o H21
2011-10-15 06:12:31 C 01 56 13.55 -04 30 50.1 o H21
2011-10-15 06:16:44 C 01 56 13.07 -04 30 55.6 o H21
2011-10-15 06:20:57 C 01 56 12.55 -04 31 00.9 o H21
2011-10-15 06:24:55 C 01 56 12.10 -04 31 06.3 o H21
2011-10-15 06:28:44 C 01 56 11.65 -04 31 10.9 o H21
2011-10-16 07:56:04 C 01 53 38.90 -05 01 50.2 o 291
2011-10-16 07:58:46 C 01 53 38.59 -05 01 53.3 o 291
2011-10-16 08:01:26 C 01 53 38.30 -05 01 56.3 o 291
2011-10-20 09:46:32 C 01 45 55.062 -06 28 12.54 L F51
2011-10-20 10:58:21 C 01 45 49.641 -06 29 00.89 L F51
2011-10-20 11:14:25 C 01 45 48.424 -06 29 11.69 L F51