315508 (2008 AB31)

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.3205221962 ± 1.08e-07
Semi-major axis (a)1.6021134774 AU ± 1.22e-08
Inclination (i)30.01714990° ± 2.17e-05
Long. of Asc. Node (Ω)302.98306169° ± 7.22e-06
Arg. of Perihelion (ω)255.64879298° ± 2.33e-05
Mean Anomaly (M)250.60894318° ± 5.16e-05
Mean Motion (n)0.4860403953°/day ± 5.56e-09
Perihelion dist (q)1.08860055 AU ± 1.73e-07
Aphelion dist (Q)2.11562641 AU ± 1.73e-07
Orbital Period2.02786907 yr ± 2.32e-08
Physical Parameters
H (abs. magnitude)20.14
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-01
RMS Residual0.359″
Uncertainty0
Orbit TypeAmor
MOID0.293703 AU
Observations Used85
Oppositions9
Arc Total2002-2019
First Observation Used2002-07-14
Last Observation Used2019-12-19
Observations (124)
Date Type RA Dec Mag Band Observatory
2010-01-18 07:55:28 C 09 32 40.51 +12 02 11.3 19.9 c 704
2010-03-19 05:41:20 S 06 11 09.62 -45 53 45.6 L C51
2010-03-19 08:51:51 S 06 10 59.30 -45 56 10.0 L C51
2010-03-19 12:02:22 S 06 10 48.99 -45 58 33.7 L C51
2010-03-19 13:37:43 S 06 10 43.89 -45 59 45.7 L C51
2010-03-19 15:12:53 S 06 10 38.75 -46 00 57.2 L C51
2010-03-19 15:13:04 S 06 10 38.74 -46 00 57.4 L C51
2010-03-19 16:48:14 S 06 10 33.72 -46 02 08.8 L C51
2010-03-19 18:23:24 S 06 10 28.64 -46 03 20.2 L C51
2010-03-19 18:23:35 S 06 10 28.60 -46 03 20.1 L C51
2010-03-19 19:58:45 S 06 10 23.592 -46 04 31.84 L C51
2010-03-19 21:34:06 S 06 10 18.542 -46 05 43.22 L C51
2010-03-19 23:09:16 S 06 10 13.52 -46 06 53.4 L C51
2010-03-20 00:44:37 S 06 10 08.55 -46 08 04.7 L C51
2010-03-20 05:30:18 S 06 09 53.74 -46 11 36.6 L C51
2010-03-20 07:05:39 S 06 09 48.84 -46 12 47.9 L C51
2010-03-20 08:40:49 S 06 09 43.91 -46 13 57.3 L C51
2010-03-20 15:02:02 S 06 09 24.57 -46 18 37.6 L C51
2010-03-23 19:14:39 S 06 05 54.346 -47 12 45.36 L C51
2010-03-23 20:50:00 S 06 05 50.410 -47 13 51.10 L C51
2010-05-21 00:23:07 S 06 32 33.386 -63 50 45.78 L C51
2010-05-21 05:08:59 S 06 33 03.30 -63 55 43.3 L C51
2010-05-21 05:09:10 S 06 33 03.18 -63 55 43.4 L C51
2010-05-21 08:19:30 S 06 33 23.34 -63 59 02.3 L C51
2010-05-21 08:19:41 S 06 33 23.24 -63 59 02.8 L C51
2010-05-21 11:30:01 S 06 33 43.43 -64 02 21.6 L C51
2010-05-21 17:51:03 S 06 34 24.18 -64 09 02.6 L C51
2010-05-21 21:01:34 S 06 34 44.78 -64 12 24.7 L C51
2010-05-22 00:12:05 S 06 35 05.52 -64 15 45.6 L C51
2010-05-22 06:33:08 S 06 35 47.54 -64 22 31.8 L C51
2010-05-22 16:04:40 S 06 36 51.84 -64 32 43.0 L C51
2010-05-22 19:15:11 S 06 37 13.64 -64 36 07.6 L C51
2010-05-22 22:25:42 S 06 37 35.58 -64 39 33.6 L C51
2010-05-23 04:46:45 S 06 38 19.89 -64 46 25.9 L C51
2010-05-23 07:57:16 S 06 38 42.35 -64 49 52.8 L C51
2012-01-14 09:49:19 C 08 34 14.48 +32 33 58.1 r G96
2012-01-14 09:59:17 C 08 34 12.97 +32 33 40.7 r G96
2012-01-14 10:09:12 C 08 34 11.46 +32 33 23.5 r G96
2012-01-14 10:19:10 C 08 34 09.91 +32 33 06.0 r G96
2012-01-25 02:22:48 C 07 52 29.68 +23 10 57.4 t 204
2012-01-25 02:31:57 C 07 52 28.11 +23 10 32.9 t 204
2012-01-25 02:41:08 C 07 52 26.48 +23 10 08.8 t 204
2012-01-25 11:38:54 C 07 50 55.166 +22 46 28.16 L F51
2012-01-25 12:39:35 C 07 50 44.450 +22 43 44.33 L F51
2012-01-25 12:58:25 C 07 50 41.143 +22 42 53.42 L F51
2012-01-25 13:16:33 C 07 50 37.967 +22 42 04.27 L F51
2012-01-26 01:21:51 C 07 48 34.94 +22 09 15.8 o B67
2012-01-26 01:28:28 C 07 48 33.74 +22 08 57.4 o B67
2012-01-26 01:35:03 C 07 48 32.65 +22 08 39.9 o B67
2012-01-26 01:41:38 C 07 48 31.49 +22 08 21.9 o B67