139211 (2001 GN2)

NEO PHA MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.4519476977 ± 4.20e-08
Semi-major axis (a)1.8595351505 AU ± 9.77e-09
Inclination (i)26.05802745° ± 1.06e-05
Long. of Asc. Node (Ω)173.52447621° ± 1.89e-05
Arg. of Perihelion (ω)3.56716923° ± 2.34e-05
Mean Anomaly (M)261.92028220° ± 3.10e-05
Mean Motion (n)0.3886920768°/day ± 3.06e-09
Perihelion dist (q)1.01912252 AU ± 7.83e-08
Aphelion dist (Q)2.69994778 AU ± 7.94e-08
Orbital Period2.53575090 yr ± 2.00e-08
Physical Parameters
H (abs. magnitude)17.77
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-05-31
RMS Residual0.372″
Uncertainty0
Orbit TypeAmor
MOID0.025402 AU
Observations Used247
Oppositions16
Arc Total1999-2025
First Observation Used1999-09-07
Last Observation Used2025-11-23
Observations (254)
Date Type RA Dec Mag Band Observatory
2002-09-05 09:08:22 C 01 31 52.511 -00 49 48.09 645
2002-09-29 07:18:28 C 01 12 45.07 -06 42 30.5 d 291
2002-09-29 07:24:40 C 01 12 44.83 -06 42 34.2 d 291
2002-09-29 07:30:06 C 01 12 44.58 -06 42 37.4 d 291
2004-09-17 05:01:15 C 21 52 59.03 -01 19 53.4 d 291
2004-09-17 05:08:29 C 21 52 58.84 -01 19 57.4 d 291
2004-09-17 05:13:56 C 21 52 58.58 -01 20 00.9 d 291
2005-09-23 11:16:34 C 05 05 49.96 -04 56 47.5 d 291
2005-09-23 11:31:34 C 05 05 50.58 -04 56 56.5 d 291
2006-01-30 02:35:53 C 04 07 06.98 -27 26 28.4 c 711
2006-01-30 02:44:29 C 04 07 07.04 -27 26 19.4 c 711
2006-01-30 02:53:17 C 04 07 07.04 -27 26 10.9 c 711
2006-04-29 03:53:34 C 08 06 13.46 +36 29 58.0 r 703
2006-04-29 04:02:58 C 08 06 15.76 +36 30 13.9 r 703
2006-04-29 04:12:18 C 08 06 17.96 +36 30 29.8 r 703
2006-04-29 04:21:38 C 08 06 20.16 +36 30 47.2 r 703
2006-05-18 23:55:52 C 10 12 58.22 +45 26 41.3 o 586
2006-05-18 23:58:00 C 10 12 58.82 +45 26 42.1 o 586
2006-05-19 00:00:12 C 10 12 59.41 +45 26 43.0 o 586
2006-05-19 00:02:17 C 10 12 59.97 +45 26 43.8 o 586
2006-05-19 00:04:21 C 10 13 00.56 +45 26 44.7 o 586
2006-05-19 00:06:26 C 10 13 01.11 +45 26 45.2 o 586
2006-05-19 00:08:29 C 10 13 01.67 +45 26 46.2 o 586
2006-05-19 00:10:35 C 10 13 02.23 +45 26 46.9 o 586
2006-05-19 00:12:38 C 10 13 02.74 +45 26 46.5 o 586
2006-05-19 00:14:43 C 10 13 03.40 +45 26 48.6 o 586
2006-05-28 03:44:53 C 11 11 30.44 +45 54 14.0 r 703
2006-05-28 03:54:18 C 11 11 32.74 +45 54 12.9 r 703
2006-05-28 04:03:40 C 11 11 35.12 +45 54 10.8 r 703
2006-05-28 04:13:03 C 11 11 37.24 +45 54 07.7 r 703
2009-07-16 07:23:58 C 22 23 16.75 +12 52 39.7 o H55
2009-07-16 07:48:03 C 22 23 16.06 +12 52 35.2 o H55
2009-07-16 08:13:48 C 22 23 15.27 +12 52 30.3 o H55
2014-08-19 10:17:08 C 21 11 28.927 +08 06 30.16 L F51
2014-08-19 10:35:04 C 21 11 28.044 +08 06 17.09 L F51
2014-09-18 01:42:40 C 20 48 35.56 -00 24 28.0 u H21
2014-09-18 01:59:22 C 20 48 35.27 -00 24 38.6 u H21
2014-09-18 02:10:54 C 20 48 35.10 -00 24 46.1 u H21
2014-09-20 01:27:51 C 20 47 58.74 -00 54 59.1 u H21
2014-09-20 01:49:35 C 20 47 58.46 -00 55 13.3 u H21
2014-09-20 02:11:58 C 20 47 58.20 -00 55 27.2 u H21
2014-09-22 01:33:09 C 20 47 29.13 -01 24 53.9 u H21
2014-09-22 02:00:43 C 20 47 28.87 -01 25 10.3 u H21
2014-09-23 01:25:43 C 20 47 17.25 -01 39 24.7 u H21
2014-09-23 01:49:33 C 20 47 17.05 -01 39 38.9 u H21
2014-09-23 02:14:14 C 20 47 16.82 -01 39 53.8 u H21
2015-10-21 11:05:22 C 03 35 11.923 -14 22 01.85 L F51
2015-10-21 11:21:18 C 03 35 11.329 -14 22 15.43 L F51
2015-10-21 11:37:14 C 03 35 10.767 -14 22 28.85 L F51
2017-08-31 06:16:55 C 00 16 44.85 +00 56 33.5 u H21