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
2009-04-09 12:06:54 C 12 55 52.94 +29 17 31.7 r 379
2009-04-09 12:10:07 C 12 55 52.43 +29 17 23.1 r 379
2009-04-10 00:25:05 C 12 53 57.00 +28 42 39.1 o 510
2009-04-10 00:28:13 C 12 53 56.49 +28 42 30.2 o 510
2009-04-10 00:31:20 C 12 53 56.01 +28 42 21.0 o 510
2009-04-11 20:39:55 C 12 47 15.42 +26 33 50.9 r 113
2009-04-11 20:40:45 C 12 47 15.29 +26 33 48.4 r 113
2009-04-11 20:42:00 C 12 47 15.11 +26 33 44.6 r 113
2009-04-11 20:42:50 C 12 47 14.97 +26 33 42.3 r 113
2009-04-12 13:02:29 C 12 44 50.27 +25 44 59.1 r 379
2009-04-12 13:05:09 C 12 44 49.87 +25 44 51.3 r 379
2009-04-12 13:07:50 C 12 44 49.45 +25 44 43.0 r 379
2009-04-12 13:13:28 C 12 44 48.58 +25 44 25.9 r 379
2009-04-12 13:16:08 C 12 44 48.18 +25 44 18.3 r 379
2009-04-12 13:25:46 C 12 44 46.70 +25 43 49.3 r 379
2009-04-12 13:28:26 C 12 44 46.28 +25 43 41.1 r 379
2009-04-12 13:31:07 C 12 44 45.89 +25 43 33.3 r 379
2009-04-12 13:36:59 C 12 44 44.98 +25 43 15.6 r 379
2009-04-12 13:39:38 C 12 44 44.58 +25 43 07.4 r 379
2009-04-12 13:42:18 C 12 44 44.18 +25 42 59.3 r 379
2009-04-12 22:52:26 C 12 43 23.79 +25 15 09.1 c 196
2009-04-12 23:16:52 C 12 43 20.11 +25 13 54.6 c 196
2009-04-13 19:01:10 C 12 40 31.43 +24 13 31.3 o 151
2009-04-13 19:02:26 C 12 40 31.26 +24 13 27.5 o 151
2009-04-13 19:03:41 C 12 40 31.07 +24 13 23.7 o 151
2009-04-13 19:04:57 C 12 40 30.89 +24 13 19.9 o 151
2009-04-13 19:06:12 C 12 40 30.72 +24 13 16.4 o 151
2009-04-13 19:07:28 C 12 40 30.52 +24 13 12.5 o 151
2009-04-13 19:08:44 C 12 40 30.33 +24 13 08.4 o 151
2009-04-13 20:28:06 C 12 40 18.58 +24 09 03.6 o B76
2009-04-13 20:33:49 C 12 40 17.74 +24 08 46.5 o B76
2009-04-13 20:36:07 C 12 40 17.07 +24 08 37.0 16.2 o 084
2009-04-13 20:50:54 C 12 40 15.23 +24 07 53.6 o B76
2009-04-13 21:02:17 C 12 40 13.50 +24 07 18.3 o B76
2009-04-13 22:37:14 C 12 39 59.77 +24 02 28.5 c 196
2009-04-13 22:38:34 C 12 39 59.49 +24 02 26.3 w 160
2009-04-13 22:40:15 C 12 39 59.24 +24 02 21.0 w 160
2009-04-13 22:47:37 C 12 39 58.13 +24 01 58.4 w 160
2009-04-13 22:57:25 C 12 39 56.88 +24 01 26.3 c 196
2009-04-13 23:19:11 C 12 39 53.69 +24 00 19.3 c 196
2009-04-14 21:00:35 C 12 36 51.68 +22 52 51.5 r 168
2009-04-14 21:02:45 C 12 36 51.38 +22 52 44.8 r 168
2009-04-14 21:04:35 C 12 36 51.10 +22 52 39.4 r 168
2009-04-14 21:06:40 C 12 36 50.82 +22 52 32.6 r 168
2009-04-14 21:08:21 C 12 36 50.57 +22 52 27.2 r 168
2009-04-14 21:09:50 C 12 36 50.37 +22 52 22.5 r 168
2009-04-14 22:02:30 C 12 36 42.92 +22 49 37.4 r 168
2009-04-14 22:04:09 C 12 36 42.68 +22 49 32.1 r 168
2009-04-14 22:05:35 C 12 36 42.49 +22 49 27.6 r 168
2009-04-14 22:07:00 C 12 36 42.27 +22 49 23.2 r 168