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
2002-02-09 02:05:15 C 03 50 24.89 +10 05 07.1 18.3 c 704
2002-02-09 02:27:26 C 03 50 27.73 +10 05 27.1 19.1 c 704
2002-02-09 02:48:55 C 03 50 30.29 +10 05 44.2 18.8 c 704
2002-02-09 03:10:39 C 03 50 32.98 +10 06 03.6 19.0 c 704
2002-02-09 03:31:38 C 03 50 35.61 +10 06 22.6 18.5 c 704
2002-02-10 02:06:40 C 03 53 26.40 +10 26 08.3 18.5 c 704
2002-02-10 02:27:47 C 03 53 29.03 +10 26 26.1 18.7 c 704
2002-02-10 02:50:44 C 03 53 31.88 +10 26 46.5 18.8 c 704
2002-02-10 03:12:01 C 03 53 34.50 +10 27 04.7 18.9 c 704
2002-02-11 02:07:05 C 03 56 27.74 +10 46 48.8 18.7 c 704
2002-02-11 02:22:00 C 03 56 29.52 +10 47 02.0 19.7 c 704
2002-02-11 02:28:27 C 03 56 30.39 +10 47 07.4 19.3 c 704
2002-02-11 02:43:04 C 03 56 32.22 +10 47 19.5 18.9 c 704
2002-02-11 02:49:43 C 03 56 33.00 +10 47 25.3 19.1 c 704
2002-02-11 03:04:10 C 03 56 34.81 +10 47 37.6 18.7 c 704
2002-02-11 03:25:56 C 03 56 37.53 +10 47 55.9 19.0 c 704
2002-02-11 03:32:36 C 03 56 38.22 +10 48 02.3 19.2 c 704
2002-02-11 03:47:08 C 03 56 40.10 +10 48 14.5 18.9 c 704
2002-04-05 04:16:47 C 06 30 10.84 +21 00 39.9 d 291
2002-04-05 04:33:26 C 06 30 12.66 +21 00 43.5 d 291
2002-04-05 04:49:22 C 06 30 14.42 +21 00 45.0 d 291
2005-07-05 09:58:18 C 21 05 00.00 -10 55 25.4 19.9 o 644
2005-07-05 10:14:50 C 21 04 59.63 -10 55 28.0 20.2 o 644
2005-07-05 10:29:06 C 21 04 59.31 -10 55 29.9 20.1 o 644
2005-07-10 09:17:35 C 21 02 06.96 -11 15 38.7 c 691
2005-07-10 09:42:40 C 21 02 06.25 -11 15 43.4 c 691
2005-07-10 10:07:39 C 21 02 05.53 -11 15 48.2 c 691
2005-07-18 09:05:55 C 20 56 05.17 -11 58 08.3 19.2 o 644
2005-07-18 09:36:31 C 20 56 04.03 -11 58 16.0 19.3 o 644
2005-07-18 10:14:34 C 20 56 02.60 -11 58 25.3 19.2 o 644
2005-07-27 05:20:57 C 20 47 40.37 -12 58 22.3 19.0 o 644
2005-07-27 05:22:41 C 20 47 40.29 -12 58 24.2 18.6 o 644
2005-07-27 06:09:06 C 20 47 38.23 -12 58 37.3 19.1 o 644
2005-07-27 06:10:53 C 20 47 38.14 -12 58 38.2 18.9 o 644
2005-07-27 07:07:52 C 20 47 35.59 -12 58 55.8 19.0 o 644
2005-07-27 07:09:36 C 20 47 35.51 -12 58 56.8 18.9 o 644
2005-08-28 03:43:47 C 20 13 09.55 -17 32 25.4 c 691
2005-08-28 04:05:32 C 20 13 08.70 -17 32 33.2 c 691
2005-08-28 04:27:21 C 20 13 07.86 -17 32 40.8 c 691
2005-08-30 22:15:42 C 20 10 49.92 -17 55 16.2 r 170
2005-08-30 22:18:18 C 20 10 49.83 -17 55 16.8 r 170
2005-08-30 22:20:55 C 20 10 49.74 -17 55 17.7 r 170
2005-09-08 11:36:23 C 20 05 14.06 -19 00 16.2 r E12
2005-09-08 11:49:15 C 20 05 13.74 -19 00 19.5 r E12
2005-09-08 12:02:00 C 20 05 13.45 -19 00 23.4 r E12
2005-09-08 12:14:55 C 20 05 13.16 -19 00 27.2 r E12
2007-03-14 08:58:18 C 13 54 09.75 -01 18 58.4 r G96
2007-03-14 09:09:23 C 13 54 09.43 -01 18 55.4 r G96
2007-03-14 09:20:43 C 13 54 09.14 -01 18 52.0 r G96
2007-03-14 09:31:56 C 13 54 08.82 -01 18 49.2 r G96