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
2001-09-25 04:29:39 C 23 49 01.19 -16 23 19.0 16.3 c 704
2001-09-25 04:50:46 C 23 49 00.76 -16 23 36.1 16.6 c 704
2001-09-25 05:12:46 C 23 49 00.31 -16 23 54.1 16.5 c 704
2001-09-25 05:34:02 C 23 48 59.88 -16 24 11.2 16.3 c 704
2001-09-25 05:56:11 C 23 48 59.42 -16 24 29.3 16.6 c 704
2001-09-27 20:19:14 C 23 47 58.68 -17 14 02.8 d 151
2001-09-27 20:25:06 C 23 47 58.60 -17 14 06.7 d 151
2001-09-27 20:33:35 C 23 47 58.38 -17 14 14.9 d 151
2001-09-27 20:37:52 C 23 47 58.29 -17 14 17.1 d 151
2001-10-14 07:32:20 C 23 43 59.53 -21 31 19.4 16.6 c 644
2001-10-14 08:03:33 C 23 43 59.38 -21 31 34.0 16.6 c 644
2001-10-14 08:34:42 C 23 43 59.25 -21 31 48.5 16.5 c 644
2001-10-15 04:11:35 C 23 44 00.27 -21 41 00.0 17.0 c 704
2001-10-15 04:33:54 C 23 44 00.18 -21 41 10.4 17.4 c 704
2001-10-15 04:56:08 C 23 44 00.12 -21 41 20.3 17.1 c 704
2001-10-15 05:18:43 C 23 44 00.02 -21 41 30.9 17.0 c 704
2001-10-15 05:42:35 C 23 43 59.94 -21 41 41.8 17.1 c 704
2001-10-18 04:01:48 C 23 44 14.28 -22 11 03.4 c 699
2001-10-18 04:33:30 C 23 44 14.34 -22 11 15.8 c 699
2001-10-18 05:05:11 C 23 44 14.38 -22 11 27.8 c 699
2001-10-18 05:36:40 C 23 44 14.43 -22 11 39.5 c 699
2001-11-07 04:56:58 C 23 56 39.69 -23 00 44.1 16.6 c 644
2001-11-07 05:26:56 C 23 56 40.96 -23 00 38.9 16.7 c 644
2001-11-07 05:58:31 C 23 56 42.29 -23 00 33.3 16.7 c 644
2001-12-04 01:43:50 C 00 42 51.04 -17 38 27.0 18.1 c 704
2001-12-04 02:05:40 C 00 42 52.98 -17 38 09.1 18.1 c 704
2001-12-04 02:27:52 C 00 42 54.98 -17 37 52.5 18.1 c 704
2001-12-04 02:50:52 C 00 42 57.03 -17 37 34.4 17.9 c 704
2001-12-04 03:14:03 C 00 42 59.08 -17 37 16.0 18.0 c 704
2002-01-04 05:41:53 C 02 03 45.10 -05 03 54.6 19.1 c 608
2002-01-04 05:58:43 C 02 03 47.04 -05 03 35.9 19.2 c 608
2002-01-04 06:14:41 C 02 03 48.89 -05 03 18.3 19.2 c 608
2002-01-12 03:31:10 C 02 26 39.19 -01 27 57.2 c 699
2002-01-12 03:34:54 C 02 26 39.48 -01 27 53.1 17.8 c 704
2002-01-12 03:57:16 C 02 26 42.14 -01 27 28.0 17.7 c 704
2002-01-12 04:04:54 C 02 26 43.22 -01 27 19.1 c 699
2002-01-12 04:19:32 C 02 26 44.80 -01 27 02.7 18.1 c 704
2002-01-12 04:38:40 C 02 26 47.17 -01 26 40.8 c 699
2002-01-12 04:42:13 C 02 26 47.54 -01 26 36.7 17.9 c 704
2002-01-12 05:04:35 C 02 26 50.23 -01 26 11.0 18.0 c 704
2002-01-12 05:12:32 C 02 26 51.30 -01 26 02.3 c 699
2002-01-13 02:47:07 C 02 29 29.912 -01 01 36.41 645
2002-01-13 02:48:19 C 02 29 30.061 -01 01 34.88 645
2002-01-13 02:50:42 C 02 29 30.337 -01 01 32.28 645
2002-01-13 02:51:54 C 02 29 30.487 -01 01 31.13 645
2002-02-08 02:18:07 C 03 47 25.05 +09 43 57.4 18.8 c 704
2002-02-08 02:40:03 C 03 47 27.82 +09 44 16.8 19.3 c 704
2002-02-08 03:01:12 C 03 47 30.39 +09 44 36.2 18.6 c 704
2002-02-08 03:22:28 C 03 47 33.08 +09 44 55.8 18.6 c 704
2002-02-08 03:43:34 C 03 47 35.69 +09 45 14.0 18.8 c 704