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
2020-10-08 16:24:10 s 1 +184074.55 2 +100250.73 1310.0 C57
2020-10-08 18:14:10 S 00 53 15.218 -15 24 59.00 V C57
2020-10-08 18:14:10 s 1 +185065.06 9 +109916.91 8340.0 C57
2020-10-08 19:34:10 S 00 53 07.123 -15 24 34.45 V C57
2020-10-08 19:34:10 s 1 +185582.18 2 +116827.19 7520.0 C57
2020-10-09 10:17:54 C 00 52 00.79 -15 19 56.9 V T08
2020-10-09 11:06:21 C 00 51 56.68 -15 19 44.0 V T08
2020-10-09 11:11:00 C 00 51 56.25 -15 19 43.2 V T08
2020-10-09 11:22:17 C 00 51 55.29 -15 19 39.8 V T08
2020-10-09 13:44:10 S 00 51 29.448 -15 20 05.28 V C57
2020-10-09 13:44:10 s 1 +179439.15 6 +200953.93 8800.0 C57
2020-10-09 14:14:10 S 00 51 26.878 -15 19 51.92 V C57
2020-10-09 14:14:10 s 1 +178996.48 7 +203012.29 3240.0 C57
2020-10-09 19:54:10 S 00 50 56.580 -15 18 24.26 V C57
2020-10-09 19:54:10 s 1 +173207.32 6 +225426.20 270.0 C57
2020-10-10 00:14:10 S 00 50 33.053 -15 17 17.09 V C57
2020-10-10 00:14:10 s 1 +167921.62 8 +241461.28 7730.0 C57
2020-10-10 07:04:10 S 00 49 56.033 -15 15 23.04 V C57
2020-10-10 07:04:10 s 1 +158312.26 0 +264880.45 7360.0 C57
2020-10-10 07:06:18 C 00 50 16.79 -15 14 25.2 V 703
2020-10-10 07:07:38 C 00 50 16.65 -15 14 25.2 V G96
2020-10-10 07:15:03 C 00 50 16.00 -15 14 23.2 V G96
2020-10-10 07:21:37 C 00 50 15.46 -15 14 21.7 V 703
2020-10-10 07:22:30 C 00 50 15.36 -15 14 21.2 V G96
2020-10-10 07:29:17 C 00 50 14.94 -15 14 19.1 V 703
2020-10-10 07:29:57 C 00 50 14.73 -15 14 19.2 V G96
2020-10-10 09:02:32 C 00 50 07.233 -15 13 52.33 U F51
2020-10-10 09:36:04 C 00 50 04.367 -15 13 43.18 U F51
2020-10-10 09:52:50 C 00 50 02.933 -15 13 38.59 U F51
2020-10-10 19:14:10 S 00 48 51.890 -15 12 01.98 V C57
2020-10-10 19:14:10 s 1 +138121.07 5 +301227.71 110.0 C57
2020-10-11 08:14:10 S 00 47 43.390 -15 08 12.44 V C57
2020-10-11 08:14:10 s 1 +113328.89 5 +333008.62 5120.0 C57
2020-10-11 08:44:10 S 00 47 41.220 -15 08 07.80 V C57
2020-10-11 08:44:10 s 1 +112323.94 0 +334092.79 6040.0 C57
2020-10-11 09:11:14 C 00 48 07.084 -15 07 03.90 U F51
2020-10-11 09:12:10 C 00 48 07.005 -15 07 03.67 U F51
2020-10-11 09:28:36 C 00 48 05.605 -15 06 58.87 U F51
2020-10-11 09:29:32 C 00 48 05.530 -15 06 58.62 U F51
2020-10-11 09:45:57 C 00 48 04.130 -15 06 53.86 U F51
2020-10-11 09:46:52 C 00 48 04.055 -15 06 53.64 U F51
2020-10-11 10:02:14 C 00 48 02.74 -15 06 48.2 V T05
2020-10-11 10:03:15 C 00 48 02.655 -15 06 48.85 U F51
2020-10-11 10:04:10 C 00 48 02.585 -15 06 48.62 U F51
2020-10-11 10:06:51 C 00 48 02.34 -15 06 47.8 V T05
2020-10-11 10:15:25 C 00 48 01.62 -15 06 45.7 V T05
2020-10-11 10:34:30 C 00 48 00.03 -15 06 40.4 V T05
2020-10-11 12:44:10 S 00 47 20.561 -15 06 59.94 V C57
2020-10-11 12:44:10 s 1 +104169.65 8 +342409.33 9890.0 C57
2020-10-11 18:44:10 S 00 46 49.500 -15 05 09.24 V C57