256670 (2007 XT58)

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.3633411060 ± 2.96e-08
Semi-major axis (a)2.0131033114 AU ± 5.21e-09
Inclination (i)2.31331965° ± 3.03e-06
Long. of Asc. Node (Ω)265.92323811° ± 7.81e-05
Arg. of Perihelion (ω)267.94982714° ± 7.84e-05
Mean Anomaly (M)54.00927079° ± 1.02e-05
Mean Motion (n)0.3450747495°/day ± 1.34e-09
Perihelion dist (q)1.28166013 AU ± 5.96e-08
Aphelion dist (Q)2.74454649 AU ± 5.99e-08
Orbital Period2.85626892 yr ± 1.11e-08
Physical Parameters
H (abs. magnitude)18.20
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-01
RMS Residual0.269″
Uncertainty0
Orbit TypeAmor
MOID0.290500 AU
Observations Used285
Oppositions22
Arc Total1991-2025
First Observation Used1991-04-08
Last Observation Used2025-03-10
Observations (311)
Date Type RA Dec Mag Band Observatory
2011-01-16 10:20:33 C 11 26 42.07 -01 09 36.9 r 703
2011-01-16 10:31:03 C 11 26 42.82 -01 09 45.0 r 703
2011-01-27 10:44:17 C 11 48 19.94 -04 39 35.8 r 703
2011-01-27 10:51:51 C 11 48 20.52 -04 39 41.5 r 703
2011-01-27 10:59:25 C 11 48 21.02 -04 39 47.9 r 703
2011-01-27 11:06:57 C 11 48 21.60 -04 39 53.6 r 703
2011-02-05 11:20:42 C 12 04 48.79 -07 28 04.2 r 703
2011-02-05 11:35:43 C 12 04 49.80 -07 28 15.5 r 703
2011-02-05 11:50:38 C 12 04 50.84 -07 28 26.9 r 703
2011-02-05 12:05:36 C 12 04 51.81 -07 28 38.2 r 703
2011-03-11 08:23:01 C 12 49 03.25 -15 26 29.5 r G96
2011-03-11 08:39:10 C 12 49 03.64 -15 26 34.9 r G96
2011-03-11 08:55:13 C 12 49 04.04 -15 26 40.2 r G96
2011-03-11 09:11:17 C 12 49 04.44 -15 26 45.3 r G96
2011-03-13 07:49:51 C 12 50 29.50 -15 41 10.2 16.9 c 704
2011-03-13 08:06:10 C 12 50 29.89 -15 41 15.0 16.9 c 704
2011-03-13 08:22:29 C 12 50 30.23 -15 41 20.1 16.9 c 704
2011-03-13 08:38:55 C 12 50 30.59 -15 41 24.5 17.3 c 704
2011-03-13 08:55:05 C 12 50 30.92 -15 41 29.7 17.2 c 704
2011-03-14 08:28:07 C 12 51 10.78 -15 48 05.3 17.1 c 704
2011-03-14 08:44:38 C 12 51 11.21 -15 48 08.8 17.2 c 704
2011-03-14 09:01:03 C 12 51 11.52 -15 48 12.9 17.5 c 704
2011-03-14 09:17:27 C 12 51 11.88 -15 48 17.8 17.1 c 704
2011-04-05 08:37:27 C 12 59 26.41 -16 18 15.0 r G96
2011-04-05 08:49:00 C 12 59 26.41 -16 18 13.4 r G96
2011-04-05 09:00:42 C 12 59 26.44 -16 18 11.7 r G96
2011-04-05 09:12:15 C 12 59 26.44 -16 18 10.1 r G96
2011-04-09 14:33:46 C 13 00 17.25 -16 02 35.0 r D29
2011-04-09 14:54:10 C 13 00 17.27 -16 02 31.7 r D29
2011-04-09 15:14:33 C 13 00 17.33 -16 02 27.9 r D29
2011-04-09 15:34:56 C 13 00 17.33 -16 02 24.5 r D29
2011-04-12 05:53:07 C 13 00 49.88 -15 50 48.9 17.4 c 704
2011-04-12 06:09:47 C 13 00 49.98 -15 50 45.1 19.1 c 704
2011-04-12 06:27:01 C 13 00 50.14 -15 50 40.7 18.7 c 704
2011-04-12 06:48:12 C 13 00 50.08 -15 50 37.1 19.2 c 704
2011-04-12 07:05:05 C 13 00 50.13 -15 50 31.5 17.3 c 704
2011-04-13 05:37:14 C 13 01 03.21 -15 46 05.4 17.5 c 704
2011-04-13 05:53:57 C 13 01 03.38 -15 46 00.4 18.7 c 704
2011-04-13 06:44:26 C 13 01 03.47 -15 45 48.7 17.2 c 704
2011-04-26 04:42:29 C 13 05 13.60 -14 37 49.7 u H15
2011-04-26 05:02:06 C 13 05 13.84 -14 37 45.6 u H15
2011-04-26 05:21:36 C 13 05 14.08 -14 37 41.6 u H15
2011-04-26 05:43:47 C 13 05 14.36 -14 37 37.0 u H15
2011-04-28 06:44:29 C 13 06 11.01 -14 27 10.6 r 703
2011-04-28 06:58:20 C 13 06 11.23 -14 27 08.1 r 703
2011-04-28 07:12:18 C 13 06 11.41 -14 27 05.1 r 703
2011-04-28 07:26:11 C 13 06 11.62 -14 27 02.1 r 703
2011-05-08 04:32:30 C 13 12 13.47 -13 44 28.0 o 844
2011-05-08 04:39:06 C 13 12 13.66 -13 44 25.2 o 844
2011-05-08 04:46:43 C 13 12 14.68 -13 44 47.9 17.9 c 704