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
2009-04-26 22:36:40 C 12 04 35.78 +07 31 46.7 16.3 r 084
2009-04-26 22:38:52 C 12 04 35.63 +07 31 39.5 16.0 o 084
2009-04-27 06:17:55 C 12 03 57.63 +07 08 25.1 r 703
2009-04-27 06:28:22 C 12 03 56.73 +07 07 53.5 r 703
2009-04-27 06:29:40 C 12 03 56.56 +07 07 49.4 16.0 c 704
2009-04-27 06:38:56 C 12 03 55.80 +07 07 21.2 r 703
2009-04-27 06:45:09 C 12 03 55.20 +07 07 02.0 16.5 c 704
2009-04-27 06:49:29 C 12 03 54.86 +07 06 48.8 r 703
2009-04-27 07:00:58 C 12 03 53.84 +07 06 13.7 16.5 c 704
2009-04-27 07:17:53 C 12 03 52.37 +07 05 21.9 16.3 c 704
2009-04-27 07:32:48 C 12 03 51.07 +07 04 36.2 16.4 c 704
2009-04-27 12:16:37 C 12 03 28.89 +06 50 11.5 r 379
2009-04-27 12:25:12 C 12 03 28.14 +06 49 45.3 r 379
2009-04-27 12:27:52 C 12 03 27.92 +06 49 37.4 r 379
2009-04-27 12:38:00 C 12 03 27.04 +06 49 07.0 r 379
2009-04-27 12:45:00 C 12 03 26.40 +06 48 45.5 r 379
2009-04-27 12:55:54 C 12 03 25.45 +06 48 12.1 r 379
2009-04-28 11:39:50 C 12 01 38.46 +05 39 36.6 r 379
2009-04-28 12:09:16 C 12 01 36.01 +05 38 07.9 r 379
2009-04-28 12:11:56 C 12 01 35.79 +05 38 00.4 r 379
2009-04-28 12:14:36 C 12 01 35.59 +05 37 52.6 r 379
2009-04-28 12:23:23 C 12 01 34.82 +05 37 25.9 r 379
2009-04-28 12:26:02 C 12 01 34.62 +05 37 18.0 r 379
2009-04-29 12:14:25 C 11 59 48.57 +04 26 36.5 r 379
2009-04-29 12:17:05 C 11 59 48.35 +04 26 29.0 r 379
2009-04-29 12:19:46 C 11 59 48.15 +04 26 21.4 r 379
2009-04-29 12:25:31 C 11 59 47.71 +04 26 04.1 r 379
2009-04-29 12:28:10 C 11 59 47.48 +04 25 56.5 r 379
2009-04-29 12:43:24 C 11 59 46.29 +04 25 11.2 r 379
2009-04-29 12:51:46 C 11 59 45.63 +04 24 46.7 r 379
2009-04-30 11:30:22 C 11 58 11.24 +03 18 43.1 r 379
2009-04-30 11:41:38 C 11 58 10.40 +03 18 10.1 r 379
2009-04-30 11:46:58 C 11 58 10.04 +03 17 54.9 r 379
2009-04-30 11:53:25 C 11 58 09.56 +03 17 35.9 r 379
2009-04-30 12:25:49 C 11 58 07.17 +03 16 03.1 r 379
2009-04-30 12:31:08 C 11 58 06.77 +03 15 47.2 r 379
2009-04-30 21:24:16 C 11 57 31.10 +02 50 08.5 c A48
2009-04-30 21:27:21 C 11 57 30.89 +02 49 59.7 c A48
2009-04-30 21:30:27 C 11 57 30.64 +02 49 51.2 c A48
2009-04-30 21:33:33 C 11 57 30.46 +02 49 42.0 c A48
2009-05-01 12:06:09 C 11 56 34.34 +02 08 16.6 r 379
2009-05-01 12:20:45 C 11 56 33.33 +02 07 35.8 r 379
2009-05-02 11:33:54 C 11 55 08.31 +01 02 24.7 r 379
2009-05-02 11:36:34 C 11 55 08.15 +01 02 17.1 r 379
2009-05-02 11:46:13 C 11 55 07.54 +01 01 50.5 r 379
2009-05-02 11:48:52 C 11 55 07.37 +01 01 43.1 r 379
2009-05-02 11:54:34 C 11 55 06.99 +01 01 27.1 r 379
2009-05-02 11:57:14 C 11 55 06.81 +01 01 19.8 r 379
2009-05-02 12:08:30 C 11 55 06.10 +01 00 48.4 r 379
2009-05-02 20:04:35 C 11 54 38.43 +00 38 48.2 w 160