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
2014-12-30 12:29:51 C 11 59 47.79 +01 16 47.5 R G45
2014-12-30 12:38:03 C 11 59 47.94 +01 16 48.2 R G45
2014-12-30 12:44:02 C 11 59 48.16 +01 16 48.0 R G45
2015-01-04 08:20:59 C 12 02 51.29 +01 20 20.8 u 807
2015-01-04 08:25:14 C 12 02 51.36 +01 20 20.6 u 807
2015-01-04 08:29:29 C 12 02 51.46 +01 20 20.7 u 807
2015-01-06 14:19:30 C 12 04 02.215 +01 23 42.25 L F51
2015-01-06 14:39:13 C 12 04 02.582 +01 23 43.71 L F51
2015-01-06 14:58:59 C 12 04 02.972 +01 23 45.22 L F51
2015-01-19 13:51:21 C 12 07 40.984 +02 07 24.23 L F51
2015-01-19 14:10:50 C 12 07 41.009 +02 07 28.25 L F51
2015-01-19 14:30:19 C 12 07 41.027 +02 07 32.25 L F51
2015-01-19 14:49:47 C 12 07 41.048 +02 07 36.35 L F51
2015-01-21 14:45:30 C 12 07 44.412 +02 18 01.25 L F51
2015-01-21 15:03:12 C 12 07 44.381 +02 18 05.28 L F51
2015-02-10 18:53:47 C 12 00 49.22 +04 53 25.2 q D29
2015-02-10 19:20:27 C 12 00 48.46 +04 53 35.6 q D29
2015-02-10 19:47:07 C 12 00 47.68 +04 53 46.5 q D29
2015-02-11 09:57:02 C 12 00 24.04 +04 59 30.0 m V30
2015-02-11 10:34:25 C 12 00 22.90 +04 59 44.9 m V30
2015-02-11 11:48:14 C 12 00 20.63 +05 00 14.7 m V30
2015-02-13 09:52:37 C 11 58 59.55 +05 19 11.8 m V30
2015-02-13 10:30:17 C 11 58 58.29 +05 19 27.9 m V30
2015-02-13 11:13:57 C 11 58 56.87 +05 19 45.9 m V30
2015-02-13 11:58:04 C 11 58 55.50 +05 20 04.4 m V30
2015-02-13 18:02:11 C 11 58 44.52 +05 22 36.7 q D29
2015-02-13 18:27:35 C 11 58 43.64 +05 22 47.9 q D29
2015-02-13 18:52:58 C 11 58 42.82 +05 22 58.5 q D29
2015-02-14 10:09:47 C 11 58 14.11 +05 29 23.0 R G45
2015-02-14 10:15:39 C 11 58 13.93 +05 29 25.9 R G45
2015-02-14 10:22:29 C 11 58 13.69 +05 29 28.5 R G45
2015-02-14 10:28:28 C 11 58 13.52 +05 29 30.9 R G45
2015-02-14 10:31:28 C 11 58 13.42 +05 29 32.4 R G45
2015-02-14 10:37:20 C 11 58 13.24 +05 29 34.6 R G45
2015-02-14 10:43:19 C 11 58 13.02 +05 29 36.9 R G45
2015-02-16 09:58:42 C 11 56 40.40 +05 49 45.8 R G45
2015-02-16 10:11:24 C 11 56 39.93 +05 49 52.2 R G45
2015-02-16 10:17:23 C 11 56 39.72 +05 49 53.9 R G45
2015-02-16 10:32:13 C 11 56 39.22 +05 50 00.1 R G45
2015-02-16 11:01:21 C 11 56 38.503 +05 50 14.38 L F51
2015-02-16 11:19:57 C 11 56 37.841 +05 50 22.39 L F51
2015-02-16 11:38:30 C 11 56 37.186 +05 50 30.40 L F51
2015-02-16 11:57:09 C 11 56 36.527 +05 50 38.43 L F51
2015-02-16 18:37:42 C 11 56 22.84 +05 53 30.1 q D29
2015-02-16 18:38:58 C 11 56 22.83 +05 53 30.7 q D29
2015-02-16 19:03:06 C 11 56 21.84 +05 53 41.6 q D29
2015-02-16 19:04:22 C 11 56 21.89 +05 53 41.7 q D29
2015-02-16 19:28:31 C 11 56 21.07 +05 53 51.7 q D29
2015-02-16 19:29:47 C 11 56 20.99 +05 53 52.2 q D29
2015-02-17 07:41:15 C 11 55 56.14 +05 59 09.7 o 691