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
2011-04-05 21:05:33 C 08 34 24.38 +57 17 20.9 c A24
2011-04-05 21:11:31 C 08 34 25.03 +57 17 09.1 c A24
2011-04-05 21:28:22 C 08 34 26.89 +57 16 36.2 c A24
2011-04-06 20:13:14 C 08 37 02.44 +56 31 53.6 c A24
2011-04-06 20:34:15 C 08 37 04.70 +56 31 12.0 c A24
2011-04-08 21:10:55 C 08 42 30.96 +54 54 08.7 c A24
2011-04-08 21:20:26 C 08 42 32.06 +54 53 49.0 c A24
2011-04-08 21:23:56 C 08 42 32.32 +54 53 42.1 c A24
2011-04-08 21:36:57 C 08 42 33.60 +54 53 15.6 c A24
2011-04-08 21:40:27 C 08 42 34.10 +54 53 08.4 c A24
2011-04-08 21:49:58 C 08 42 35.09 +54 52 48.6 c A24
2011-04-09 20:24:31 C 08 45 04.63 +54 07 08.0 c A24
2011-04-09 20:41:22 C 08 45 06.41 +54 06 33.4 c A24
2011-04-09 20:51:42 C 08 45 07.49 +54 06 12.3 c A24
2011-04-09 21:05:49 C 08 45 08.98 +54 05 43.3 c A24
2011-04-09 21:16:08 C 08 45 10.06 +54 05 22.0 c A24
2011-04-09 21:33:00 C 08 45 11.85 +54 04 47.4 c A24
2011-04-10 20:48:04 C 08 47 44.03 +53 17 19.1 c A24
2011-04-10 21:05:09 C 08 47 45.85 +53 16 43.7 c A24
2011-04-10 21:15:36 C 08 47 46.95 +53 16 22.0 c A24
2011-04-10 21:29:52 C 08 47 48.46 +53 15 52.2 c A24
2011-04-10 21:40:20 C 08 47 49.56 +53 15 30.8 c A24
2011-04-10 21:57:24 C 08 47 51.39 +53 14 55.7 c A24
2011-04-17 20:57:42 C 09 05 21.31 +47 23 25.6 t 160
2011-04-17 21:00:27 C 09 05 21.56 +47 23 19.5 t 160
2011-04-17 21:03:23 C 09 05 21.91 +47 23 13.6 t 160
2011-04-19 20:22:05 C 09 10 07.10 +45 40 59.6 u 160
2011-04-19 20:24:04 C 09 10 07.26 +45 40 55.4 u 160
2011-04-19 20:26:02 C 09 10 07.44 +45 40 51.3 u 160
2011-04-20 20:31:56 C 09 12 30.81 +44 48 24.5 t 160
2011-04-20 20:34:48 C 09 12 31.12 +44 48 18.4 t 160
2011-04-20 20:37:42 C 09 12 31.42 +44 48 12.3 t 160
2011-04-21 20:05:12 C 09 14 49.89 +43 56 59.4 c A24
2011-04-21 20:19:06 C 09 14 51.19 +43 56 28.1 u 160
2011-04-21 20:22:05 C 09 14 51.46 +43 56 21.5 u 160
2011-04-21 20:22:17 C 09 14 51.52 +43 56 21.9 c A24
2011-04-21 20:25:03 C 09 14 51.77 +43 56 15.0 u 160
2011-04-21 20:32:44 C 09 14 52.52 +43 55 58.7 c A24
2011-04-21 20:47:02 C 09 14 53.87 +43 55 26.9 c A24
2011-04-21 20:57:29 C 09 14 54.86 +43 55 04.2 c A24
2011-04-21 21:14:34 C 09 14 56.50 +43 54 26.4 c A24
2011-04-28 05:30:15 C 09 29 29.58 +38 18 30.0 r 703
2011-04-28 05:38:25 C 09 29 30.30 +38 18 11.7 r 703
2011-04-28 05:46:39 C 09 29 31.09 +38 17 54.8 r 703
2011-04-28 05:54:55 C 09 29 31.84 +38 17 34.7 r 703
2011-06-04 04:29:15 C 10 46 27.33 +07 32 52.9 r G96
2011-06-04 04:35:53 C 10 46 27.87 +07 32 40.7 r G96
2011-06-04 04:42:39 C 10 46 28.45 +07 32 28.2 r G96
2011-06-04 04:49:22 C 10 46 28.99 +07 32 15.9 r G96
2011-06-28 06:29:32 C 11 35 33.036 -08 10 51.93 L F51