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
1991-04-08 09:12:29 A 13 44 03.88 -19 45 07.4 16.5 675
1991-04-08 10:00:29 A 13 44 03.41 -19 44 57.9 675
1991-04-10 09:09:30 A 13 44 00.89 -19 36 50.3 675
1991-04-10 09:45:59 A 13 44 00.63 -19 36 43.4 675
2004-11-17 20:58:24 C 03 55 40.61 +22 27 43.4 c 599
2004-11-17 21:12:44 C 03 55 39.72 +22 27 41.9 c 599
2004-11-17 21:27:02 C 03 55 38.97 +22 27 39.6 c 599
2004-11-17 21:41:23 C 03 55 38.10 +22 27 36.9 c 599
2005-03-11 03:08:02 C 04 18 17.73 +20 35 40.3 r G96
2005-03-11 03:17:35 C 04 18 18.59 +20 35 41.6 r G96
2005-03-11 03:27:10 C 04 18 19.41 +20 35 43.3 r G96
2005-03-11 03:36:39 C 04 18 20.23 +20 35 45.1 r G96
2006-08-21 06:30:16 C 22 52 15.64 -03 26 28.1 d 291
2006-08-21 06:35:45 C 22 52 15.36 -03 26 28.7 d 291
2006-08-21 06:41:28 C 22 52 15.09 -03 26 30.2 d 291
2007-12-14 06:18:44 C 06 20 19.91 +23 15 51.1 19.6 c 704
2007-12-14 06:37:37 C 06 20 18.95 +23 15 50.0 19.7 c 704
2007-12-14 06:56:13 C 06 20 18.03 +23 15 48.9 19.9 c 704
2007-12-14 07:14:51 C 06 20 17.04 +23 15 47.0 19.8 c 704
2007-12-14 07:33:27 C 06 20 16.15 +23 15 45.7 19.5 c 704
2007-12-15 07:18:49 C 06 19 08.61 +23 13 45.7 o 691
2007-12-15 07:44:14 C 06 19 07.31 +23 13 43.8 o 691
2007-12-15 08:09:38 C 06 19 06.01 +23 13 41.5 o 691
2008-02-08 04:55:15 C 05 27 24.48 +20 39 45.4 r G96
2008-02-08 05:07:02 C 05 27 24.58 +20 39 44.6 r G96
2008-02-08 05:18:46 C 05 27 24.73 +20 39 43.7 r G96
2008-02-08 05:30:29 C 05 27 24.84 +20 39 42.9 r G96
2008-02-10 03:39:55 C 05 28 07.63 +20 36 51.0 19.6 c 704
2008-02-10 03:57:11 C 05 28 07.90 +20 36 49.9 19.8 c 704
2008-02-10 04:31:57 C 05 28 08.46 +20 36 48.4 20.3 c 704
2008-02-10 04:49:28 C 05 28 08.67 +20 36 46.7 19.8 c 704
2008-02-26 04:14:27 C 05 42 31.14 +20 22 10.1 19.5 c 704
2008-02-26 04:47:44 C 05 42 32.91 +20 22 08.2 20.0 c 704
2008-02-26 05:04:29 C 05 42 33.81 +20 22 08.3 20.0 c 704
2010-10-14 11:07:23 C 07 58 51.49 +20 45 55.0 r G96
2010-10-14 11:17:25 C 07 58 52.53 +20 45 53.2 r G96
2010-10-14 11:27:34 C 07 58 53.43 +20 45 49.7 r G96
2010-10-14 11:37:35 C 07 58 54.40 +20 45 46.2 r G96
2010-11-15 10:57:55 C 09 11 59.53 +15 28 44.7 r G96
2010-11-15 11:06:03 C 09 12 00.32 +15 28 41.2 r G96
2010-11-15 11:14:23 C 09 12 01.08 +15 28 36.5 r G96
2010-11-15 11:22:48 C 09 12 01.87 +15 28 32.6 r G96
2010-12-09 11:57:29 C 10 05 48.66 +09 55 23.8 r 703
2010-12-09 12:04:49 C 10 05 49.30 +09 55 17.7 r 703
2010-12-09 12:12:04 C 10 05 49.95 +09 55 15.2 r 703
2010-12-09 12:19:21 C 10 05 50.71 +09 55 09.4 r 703
2010-12-11 10:30:41 C 10 10 05.52 +09 25 08.6 r G96
2010-12-11 10:54:01 C 10 10 07.60 +09 24 53.3 r G96
2010-12-11 11:05:38 C 10 10 08.65 +09 24 45.7 r G96
2011-01-16 09:59:28 C 11 26 40.38 -01 09 20.5 r 703