256412 (2007 BT2)

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS ⇩ Gaia
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.2237743252 ± 1.39e-08
Semi-major axis (a)1.6323880671 AU ± 3.61e-09
Inclination (i)26.86047608° ± 1.02e-06
Long. of Asc. Node (Ω)30.96489863° ± 1.08e-06
Arg. of Perihelion (ω)149.08196504° ± 5.31e-06
Mean Anomaly (M)356.59815699° ± 1.24e-05
Mean Motion (n)0.4725819817°/day ± 1.57e-09
Perihelion dist (q)1.26710153 AU ± 2.29e-08
Aphelion dist (Q)1.99767461 AU ± 2.31e-08
Orbital Period2.08561968 yr ± 6.93e-09
Physical Parameters
H (abs. magnitude)16.93
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-01
RMS Residual0.063″
Uncertainty0
Orbit TypeAmor
MOID0.290292 AU
Observations Used1364
Gaia Obs Used107
Oppositions12
Arc Total1993-2017
First Observation Used1993-10-09
Last Observation Used2024-12-03
Observations (1596)
Date Type RA Dec Mag Band Observatory
2009-03-15 16:42:09 C 14 26 02.02 +45 58 44.6 r 379
2009-03-15 16:44:49 C 14 26 01.69 +45 58 42.7 r 379
2009-03-15 16:54:09 C 14 26 00.57 +45 58 36.3 r 379
2009-03-15 17:06:10 C 14 25 59.17 +45 58 28.4 r 379
2009-03-15 17:08:50 C 14 25 58.80 +45 58 26.5 r 379
2009-03-17 00:09:33 C 14 22 24.86 +45 35 44.8 r J27
2009-03-17 00:16:51 C 14 22 23.97 +45 35 39.6 r J27
2009-03-17 00:28:32 C 14 22 22.51 +45 35 31.1 r J27
2009-03-17 07:04:26 C 14 21 35.00 +45 30 27.2 r H45
2009-03-17 07:06:07 C 14 21 34.79 +45 30 26.2 r H45
2009-03-17 07:08:11 C 14 21 34.55 +45 30 24.5 r H45
2009-03-17 07:11:49 C 14 21 34.09 +45 30 21.7 r H45
2009-03-17 07:13:44 C 14 21 33.85 +45 30 20.3 r H45
2009-03-17 22:57:45 C 14 19 39.28 +45 17 34.4 c 127
2009-03-17 23:03:57 C 14 19 38.50 +45 17 29.3 c 127
2009-03-17 23:10:13 C 14 19 37.70 +45 17 24.5 c 127
2009-03-17 23:18:16 C 14 19 36.67 +45 17 18.2 c 127
2009-03-18 18:47:11 C 14 17 08.59 +45 00 51.1 r 379
2009-03-18 18:52:31 C 14 17 07.84 +45 00 46.2 r 379
2009-03-18 18:59:10 C 14 17 06.94 +45 00 40.3 r 379
2009-03-18 19:01:50 C 14 17 06.62 +45 00 38.2 r 379
2009-03-18 19:11:08 C 14 17 05.34 +45 00 29.2 r 379
2009-03-18 19:23:09 C 14 17 03.72 +45 00 18.4 r 379
2009-03-18 19:28:30 C 14 17 03.04 +45 00 14.3 r 379
2009-03-18 22:51:10 C 14 16 39.08 +44 57 07.1 c 127
2009-03-18 22:56:58 C 14 16 38.31 +44 57 02.1 c 127
2009-03-19 03:44:53 C 14 16 01.81 +44 52 43.2 r H26
2009-03-19 03:47:13 C 14 16 01.49 +44 52 41.1 r H26
2009-03-19 03:49:33 C 14 16 01.19 +44 52 39.1 r H26
2009-03-19 03:51:52 C 14 16 00.85 +44 52 37.1 r H26
2009-03-19 03:54:12 C 14 16 00.56 +44 52 35.2 r H26
2009-03-19 03:56:31 C 14 16 00.25 +44 52 33.1 r H26
2009-03-19 03:58:50 C 14 15 59.94 +44 52 31.1 r H26
2009-03-19 04:01:10 C 14 15 59.63 +44 52 29.2 r H26
2009-03-19 04:03:29 C 14 15 59.35 +44 52 27.3 r H26
2009-03-19 04:05:49 C 14 15 59.07 +44 52 25.2 r H26
2009-03-19 05:08:23 C 14 15 50.70 +44 51 31.2 r H26
2009-03-19 05:11:45 C 14 15 50.28 +44 51 28.3 r H26
2009-03-19 05:15:08 C 14 15 49.75 +44 51 25.2 r H26
2009-03-19 05:18:29 C 14 15 49.38 +44 51 22.5 r H26
2009-03-19 20:11:45 C 14 13 52.82 +44 37 25.9 c 127
2009-03-19 20:22:09 C 14 13 51.43 +44 37 16.5 c 127
2009-03-19 20:27:35 C 14 13 50.72 +44 37 11.3 c 127
2009-03-20 09:28:23 C 14 12 04.79 +44 24 50.1 r H45
2009-03-20 09:31:57 C 14 12 04.27 +44 24 46.4 r H45
2009-03-20 09:33:10 C 14 12 04.10 +44 24 45.4 r H45
2009-03-20 09:35:43 C 14 12 03.74 +44 24 42.8 r H45
2009-03-20 09:40:52 C 14 12 03.00 +44 24 37.6 r H45
2009-03-20 18:20:49 C 14 10 52.50 +44 15 57.9 r 379
2009-03-20 18:32:49 C 14 10 50.74 +44 15 45.4 r 379