31210 (1998 BX7)

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.5020349390 ± 8.09e-09
Semi-major axis (a)2.6064392742 AU ± 1.26e-09
Inclination (i)8.95606879° ± 1.66e-06
Long. of Asc. Node (Ω)144.86834382° ± 7.44e-06
Arg. of Perihelion (ω)271.46446802° ± 8.48e-06
Mean Anomaly (M)251.11509217° ± 1.87e-06
Mean Motion (n)0.2342291054°/day ± 1.70e-10
Perihelion dist (q)1.29791569 AU ± 2.11e-08
Aphelion dist (Q)3.91496286 AU ± 2.12e-08
Orbital Period4.20795819 yr ± 3.06e-09
Physical Parameters
H (abs. magnitude)16.40
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-05-31
RMS Residual0.241″
Uncertainty0
Orbit TypeAmor
MOID0.355410 AU
Observations Used1338
Oppositions53
Arc Total1955-2025
First Observation Used1955-11-23
Last Observation Used2025-06-17
Observations (1500)
Date Type RA Dec Mag Band Observatory
2008-05-29 07:46:21 C 16 01 15.08 -08 26 37.9 o 691
2008-06-02 07:15:57 C 15 57 55.59 -08 19 25.3 o 691
2008-06-02 07:41:20 C 15 57 54.85 -08 19 24.3 o 691
2008-06-02 08:06:43 C 15 57 53.90 -08 19 21.4 o 691
2010-12-02 12:29:46 C 12 30 09.21 -00 17 22.7 r G96
2010-12-02 12:37:47 C 12 30 09.68 -00 17 24.4 r G96
2010-12-02 12:46:01 C 12 30 10.11 -00 17 26.2 r G96
2010-12-02 12:54:00 C 12 30 10.54 -00 17 28.5 r G96
2011-03-02 08:15:44 C 13 07 15.85 +01 40 20.2 o 691
2011-03-02 08:41:59 C 13 07 15.12 +01 40 28.7 o 691
2011-03-02 09:07:31 C 13 07 14.37 +01 40 37.7 o 691
2011-03-10 07:46:51 C 13 01 18.29 +02 46 14.9 o 691
2011-03-10 08:12:20 C 13 01 17.41 +02 46 24.5 o 691
2011-03-10 08:37:49 C 13 01 16.52 +02 46 33.0 o 691
2011-04-02 06:04:58 C 12 40 12.46 +05 50 38.7 r G96
2011-04-02 06:16:31 C 12 40 12.03 +05 50 42.0 r G96
2011-04-02 06:28:08 C 12 40 11.53 +05 50 45.5 r G96
2011-04-02 06:39:42 C 12 40 11.10 +05 50 48.9 r G96
2011-04-04 08:48:14 C 12 38 13.81 +06 05 11.7 r G96
2011-04-04 08:59:09 C 12 38 13.34 +06 05 14.3 r G96
2011-04-04 09:10:09 C 12 38 12.91 +06 05 17.8 r G96
2011-04-04 09:20:57 C 12 38 12.51 +06 05 20.9 r G96
2011-04-06 22:52:55 C 12 35 51.69 +06 22 06.4 19.3 c A77
2011-04-06 23:39:05 C 12 35 49.88 +06 22 17.2 19.5 c A77
2011-04-07 00:25:17 C 12 35 48.17 +06 22 30.2 20.2 c A77
2011-05-09 03:56:44 C 12 14 59.49 +08 12 32.9 r G96
2011-05-09 04:08:20 C 12 14 59.38 +08 12 33.4 r G96
2011-05-09 04:20:01 C 12 14 59.17 +08 12 33.3 r G96
2011-05-09 04:31:37 C 12 14 59.02 +08 12 33.1 r G96
2012-04-21 08:32:52 C 15 55 32.01 -08 25 17.7 r G96
2012-04-21 08:44:40 C 15 55 31.72 -08 25 16.7 r G96
2012-04-21 08:56:36 C 15 55 31.40 -08 25 14.3 r G96
2012-04-21 09:08:32 C 15 55 31.08 -08 25 12.9 r G96
2014-11-21 15:05:55 C 11 12 59.595 +03 36 19.22 L F51
2014-11-21 15:12:37 C 11 13 00.053 +03 36 17.17 L F51
2014-11-21 15:19:22 C 11 13 00.503 +03 36 15.34 L F51
2014-11-21 15:26:06 C 11 13 00.965 +03 36 13.37 L F51
2014-12-10 14:04:26 C 11 40 18.771 +01 55 01.92 L F51
2014-12-10 14:43:56 C 11 40 20.756 +01 54 55.56 L F51
2014-12-10 15:02:59 C 11 40 21.710 +01 54 52.57 L F51
2014-12-28 12:53:44 C 11 58 20.51 +01 16 54.1 q G96
2014-12-28 12:58:07 C 11 58 20.65 +01 16 54.2 q G96
2014-12-28 13:02:33 C 11 58 20.77 +01 16 53.9 q G96
2014-12-28 13:06:56 C 11 58 20.91 +01 16 54.0 q G96
2014-12-29 12:17:53 C 11 59 04.31 +01 16 44.6 R G45
2014-12-29 12:26:40 C 11 59 04.51 +01 16 44.6 R G45
2014-12-29 12:32:16 C 11 59 04.71 +01 16 44.1 R G45
2014-12-29 12:47:02 C 11 59 05.13 +01 16 44.1 R G45
2014-12-29 12:51:26 C 11 59 05.22 +01 16 44.7 R G45
2014-12-30 12:16:07 C 11 59 47.37 +01 16 47.6 R G45