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
2011-06-28 06:36:10 C 11 35 33.617 -08 11 01.50 L F51
2011-06-28 06:42:49 C 11 35 34.182 -08 11 11.00 L F51
2011-06-28 06:49:26 C 11 35 34.746 -08 11 20.61 L F51
2012-10-09 14:57:57 c 05 03 14.650 +37 12 00.16 L F51
2012-10-09 15:08:07 c 05 03 14.808 +37 12 10.43 L F51
2012-11-07 07:24:22 C 04 51 10.09 +50 34 16.3 19.1 c 704
2012-11-07 07:45:49 C 04 51 08.61 +50 34 42.4 19.1 c 704
2012-11-07 08:07:51 C 04 51 07.00 +50 35 11.0 18.9 c 704
2012-11-07 08:30:00 C 04 51 05.47 +50 35 39.3 19.4 c 704
2012-11-28 08:15:41 C 03 52 52.327 +59 31 11.84 L F51
2012-11-28 08:34:35 C 03 52 49.202 +59 31 26.19 L F51
2012-12-01 04:27:54 C 03 41 45.70 +60 17 41.5 u H21
2012-12-01 04:31:26 C 03 41 45.12 +60 17 43.8 u H21
2012-12-01 04:43:19 C 03 41 43.07 +60 17 51.5 u H21
2012-12-04 00:11:45 C 03 30 23.63 +60 55 28.4 c A24
2012-12-04 00:13:50 C 03 30 23.26 +60 55 29.7 c A24
2012-12-06 00:36:23 C 03 22 12.02 +61 17 16.8 c A24
2012-12-06 00:37:25 C 03 22 11.91 +61 17 16.9 c A24
2012-12-06 00:38:28 C 03 22 11.64 +61 17 18.5 c A24
2012-12-09 23:12:46 C 03 06 24.00 +61 47 36.8 c A24
2012-12-09 23:29:02 C 03 06 21.27 +61 47 40.3 c A24
2012-12-09 23:34:37 C 03 06 20.36 +61 47 41.5 c A24
2012-12-09 23:57:21 C 03 06 16.52 +61 47 46.8 c A24
2012-12-10 00:16:47 C 03 06 13.26 +61 47 50.8 c A24
2012-12-10 00:18:51 C 03 06 12.89 +61 47 51.7 c A24
2012-12-10 22:57:12 C 03 02 32.34 +61 52 46.9 c A24
2012-12-10 23:19:11 C 03 02 28.69 +61 52 50.6 c A24
2012-12-10 23:29:23 C 03 02 27.01 +61 52 52.5 c A24
2012-12-10 23:41:19 C 03 02 25.02 +61 52 54.4 c A24
2012-12-11 00:00:31 C 03 02 21.81 +61 52 57.7 c A24
2012-12-11 00:02:36 C 03 02 21.48 +61 52 58.3 c A24
2012-12-11 22:26:43 C 02 58 46.75 +61 56 57.9 c A24
2012-12-11 22:27:46 C 02 58 46.62 +61 56 58.1 c A24
2012-12-11 22:28:48 C 02 58 46.43 +61 56 58.4 c A24
2012-12-11 23:31:02 C 02 58 36.30 +61 57 07.1 c A24
2012-12-11 23:32:05 C 02 58 36.18 +61 57 07.6 c A24
2012-12-11 23:33:07 C 02 58 35.95 +61 57 07.6 c A24
2012-12-22 00:29:55 C 02 25 28.70 +61 56 07.6 u H21
2012-12-22 00:37:26 C 02 25 27.80 +61 56 06.9 u H21
2012-12-22 00:41:11 C 02 25 27.38 +61 56 06.5 u H21
2012-12-22 04:55:08 C 02 24 58.09 +61 55 33.0 19.6 c 704
2012-12-22 05:14:09 C 02 24 55.81 +61 55 29.8 19.3 c 704
2012-12-22 05:33:32 C 02 24 53.57 +61 55 26.2 19.4 c 704
2012-12-22 05:52:45 C 02 24 51.32 +61 55 23.4 19.2 c 704
2012-12-23 01:20:34 C 02 22 45.04 +61 52 34.4 u H21
2012-12-23 01:25:07 C 02 22 44.53 +61 52 33.9 u H21
2012-12-23 01:30:06 C 02 22 44.01 +61 52 33.4 u H21
2012-12-23 01:35:06 C 02 22 43.43 +61 52 32.4 u H21
2012-12-23 01:40:25 C 02 22 42.83 +61 52 31.5 u H21
2013-01-03 19:16:59 C 02 02 02.67 +60 51 29.8 i C91