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
2020-10-11 18:44:10 s 1 +91595.259 0 +353715.57 3210.0 C57
2020-10-12 01:04:10 S 00 46 16.718 -15 03 05.29 V C57
2020-10-12 01:04:10 s 1 +77948.546 0 +364167.20 7660.0 C57
2020-10-12 06:48:15 C 00 46 20.09 -15 00 40.6 V 703
2020-10-12 06:55:50 C 00 46 19.52 -15 00 37.0 V 703
2020-10-12 07:11:00 C 00 46 18.15 -15 00 32.8 V 703
2020-10-12 14:04:10 S 00 45 10.915 -14 59 02.58 V C57
2020-10-12 14:04:10 s 1 +49060.628 0 +381021.96 8460.0 C57
2020-10-14 09:39:02 C 00 42 11.95 -14 44 24.7 V T08
2020-10-14 09:51:54 C 00 42 10.89 -14 44 20.8 V T08
2020-10-14 09:57:13 C 00 42 10.46 -14 44 19.2 V T08
2020-10-14 10:09:40 C 00 42 09.435 -14 44 14.95 U F51
2020-10-14 10:11:56 C 00 42 09.24 -14 44 14.0 V T08
2020-10-14 10:25:41 C 00 42 08.107 -14 44 09.53 U F51
2020-10-14 10:41:43 C 00 42 06.784 -14 44 04.09 U F51
2020-10-14 10:57:43 C 00 42 05.458 -14 43 58.71 U F51
2020-10-15 05:33:02 C 00 40 36.46 -14 37 39.1 U I41
2020-10-15 05:46:05 C 00 40 35.40 -14 37 34.3 U I41
2020-10-15 06:01:24 C 00 40 34.15 -14 37 29.1 V 703
2020-10-15 06:09:01 C 00 40 33.47 -14 37 27.1 V 703
2020-10-15 06:16:37 C 00 40 32.90 -14 37 24.5 V 703
2020-10-15 06:24:14 C 00 40 32.28 -14 37 21.7 V 703
2020-10-15 08:03:16 C 00 40 24.18 -14 36 46.6 U I41
2020-10-15 08:12:40 C 00 40 23.42 -14 36 43.5 U I41
2020-10-17 05:01:32 C 00 36 52.27 -14 20 28.8 U I41
2020-10-17 05:02:53 C 00 36 52.16 -14 20 28.6 U I41
2020-10-17 06:32:12 C 00 36 45.04 -14 19 55.0 U I41
2020-10-18 09:31:09 C 00 34 40.44 -14 09 31.3 V T08
2020-10-18 09:36:29 C 00 34 40.04 -14 09 29.3 V T08
2020-10-18 10:27:36 C 00 34 36.02 -14 09 08.7 V T08
2020-10-18 10:39:19 C 00 34 35.14 -14 09 04.3 V T08
2020-10-19 07:03:33 C 00 33 02.64 -14 00 58.0 U I41
2020-10-19 07:04:54 C 00 33 02.54 -14 00 57.3 U I41
2020-10-19 08:13:20 C 00 32 57.27 -14 00 29.6 U I41
2020-10-19 08:14:41 C 00 32 57.17 -14 00 29.1 U I41
2020-10-20 07:31:05 C 00 31 13.782 -13 50 53.25 U F52
2020-10-20 07:48:38 C 00 31 12.457 -13 50 46.00 U F52
2020-10-20 08:06:11 C 00 31 11.122 -13 50 38.69 U F52
2020-10-20 08:23:47 C 00 31 09.788 -13 50 31.38 U F52
2020-10-21 05:04:24 C 00 29 39.25 -13 41 46.8 U I41
2020-10-21 05:32:17 C 00 29 37.15 -13 41 34.9 V G96
2020-10-21 05:40:22 C 00 29 36.53 -13 41 31.4 V G96
2020-10-21 05:48:29 C 00 29 35.93 -13 41 28.1 V G96
2020-10-21 05:56:35 C 00 29 35.33 -13 41 24.6 V G96
2020-10-21 08:34:46 C 00 29 23.63 -13 40 16.3 U I41
2020-10-22 04:15:12 C 00 27 59.62 -13 31 40.4 V 703
2020-10-22 04:31:32 C 00 27 58.38 -13 31 33.7 V 703
2020-10-22 04:39:41 C 00 27 57.81 -13 31 30.5 V 703
2020-11-08 06:12:44 C 00 05 08.489 -09 56 40.77 U F52
2020-11-08 06:28:38 C 00 05 07.830 -09 56 31.43 U F52