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
2017-08-31 06:34:40 C 00 16 44.20 +00 56 23.4 u H21
2017-08-31 06:44:13 C 00 16 43.84 +00 56 17.8 u H21
2017-09-22 09:08:48 C 23 54 37.490 -04 15 05.71 L F51
2017-09-22 09:24:41 C 23 54 36.745 -04 15 14.98 L F51
2017-09-22 09:40:35 C 23 54 36.008 -04 15 24.35 L F51
2017-09-25 09:13:58 C 23 51 23.234 -04 58 03.53 L F51
2017-09-25 09:29:14 C 23 51 22.537 -04 58 12.61 L F51
2017-09-25 09:44:30 C 23 51 21.836 -04 58 21.69 L F51
2017-09-25 09:59:46 C 23 51 21.141 -04 58 30.65 L F51
2017-09-28 10:20:35 C 23 48 08.540 -05 40 46.75 L F51
2017-09-28 10:37:33 C 23 48 07.775 -05 40 56.32 L F51
2017-09-28 10:54:28 C 23 48 07.031 -05 41 06.10 L F51
2017-09-28 11:11:25 C 23 48 06.253 -05 41 15.96 L F51
2019-05-30 13:56:27 C 21 31 30.648 +16 51 47.56 U F52
2019-05-30 14:08:32 C 21 31 30.817 +16 51 51.76 U F52
2019-06-07 12:36:59 C 21 33 15.631 +17 50 35.94 U F51
2019-06-07 12:56:01 C 21 33 15.670 +17 50 41.29 U F51
2019-06-07 13:15:03 C 21 33 15.694 +17 50 46.70 U F51
2019-06-07 13:34:05 C 21 33 15.723 +17 50 51.72 U F51
2019-07-09 07:37:23 C 21 17 54.11 +18 37 33.2 V G96
2019-07-09 07:44:49 C 21 17 53.74 +18 37 31.9 V G96
2019-07-09 07:52:16 C 21 17 53.43 +18 37 30.7 V G96
2019-09-28 02:28:30 C 20 15 12.22 -02 15 22.6 u H21
2019-09-28 02:42:32 C 20 15 12.35 -02 15 30.2 u H21
2019-09-28 03:00:40 C 20 15 12.50 -02 15 39.5 u H21
2020-09-14 13:37:05 C 03 09 44.688 -03 18 57.24 U F51
2020-09-14 13:53:25 C 03 09 44.685 -03 19 07.26 U F51
2020-09-14 14:09:44 C 03 09 44.667 -03 19 17.62 U F51
2020-10-17 10:23:57 C 02 53 42.957 -12 57 02.96 U F52
2020-10-17 10:43:19 C 02 53 42.106 -12 57 17.81 U F52
2020-10-17 11:02:43 C 02 53 41.273 -12 57 32.58 U F52
2020-10-21 07:46:43 C 02 49 38.41 -14 07 07.8 V G96
2020-10-21 07:54:46 C 02 49 38.01 -14 07 13.9 V G96
2020-10-21 08:02:48 C 02 49 37.64 -14 07 20.3 V G96
2020-10-21 08:10:51 C 02 49 37.25 -14 07 26.3 V G96
2020-11-08 15:39:19 C 02 27 07.19 -18 42 48.5 q D29
2020-11-08 15:59:41 C 02 27 06.24 -18 42 58.0 q D29
2020-11-20 09:33:10 C 02 12 43.498 -20 26 50.61 U F51
2020-11-20 09:48:04 C 02 12 42.769 -20 26 54.25 U F51
2020-11-20 10:03:00 C 02 12 42.017 -20 26 57.88 U F51
2020-11-20 10:17:54 C 02 12 41.310 -20 27 01.59 U F51
2022-09-02 12:19:15 C 23 48 37.583 +00 51 06.75 U F51
2022-09-02 12:48:17 C 23 48 36.353 +00 50 50.33 U F51
2022-09-02 13:11:46 C 23 48 35.393 +00 50 37.09 U F51
2022-09-18 08:39:45 C 23 31 57.425 -02 54 56.17 U F52
2022-09-18 08:54:25 C 23 31 56.735 -02 55 04.72 U F52
2022-09-18 09:09:05 C 23 31 56.053 -02 55 13.63 U F52
2022-09-18 09:23:48 C 23 31 55.380 -02 55 22.40 U F52
2025-09-28 11:04:20 C 02 31 35.364 -07 00 22.33 X F52
2025-09-28 11:22:02 C 02 31 34.838 -07 00 35.10 X F52