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
2018-12-08 05:11:58 S 00 23 43.08 +07 50 46.7 L C51
2018-12-08 06:46:03 S 00 23 42.71 +07 51 33.0 L C51
2018-12-08 06:46:14 S 00 23 42.66 +07 51 32.9 L C51
2018-12-08 08:20:17 S 00 23 42.34 +07 52 19.1 L C51
2018-12-08 14:37:18 S 00 23 40.91 +07 55 24.3 L C51
2018-12-08 17:45:48 S 00 23 40.24 +07 56 54.9 L C51
2018-12-08 20:54:07 S 00 23 39.60 +07 58 28.5 L C51
2018-12-08 20:54:17 S 00 23 39.67 +07 58 28.5 L C51
2019-01-03 05:22:05 C 00 33 35.951 +13 14 32.35 U F51
2019-01-03 05:40:47 C 00 33 36.544 +13 14 42.45 U F51
2019-01-03 05:59:30 C 00 33 37.140 +13 14 52.74 U F51
2019-01-03 06:18:01 C 00 33 37.730 +13 15 02.76 U F51
2020-08-03 13:52:29 C 01 58 52.997 -14 53 09.99 U F52
2020-08-03 14:21:57 C 01 58 53.419 -14 53 10.46 U F52
2020-08-03 14:48:14 C 01 58 53.776 -14 53 10.54 U F52
2020-08-22 13:44:41 C 01 59 13.549 -15 17 31.08 U F52
2020-08-22 14:00:41 C 01 59 13.264 -15 17 32.49 U F52
2020-08-22 14:16:41 C 01 59 12.986 -15 17 33.97 U F52
2020-08-22 14:32:46 C 01 59 12.698 -15 17 35.54 U F52
2020-08-23 02:05:12 C 01 59 01.70 -15 18 41.6 V C95
2020-08-23 02:26:14 C 01 59 01.29 -15 18 44.0 V C95
2020-09-09 12:08:49 C 01 44 52.57 -16 00 36.2 V T05
2020-09-09 12:12:46 C 01 44 52.30 -16 00 36.8 V T05
2020-09-09 12:16:43 C 01 44 52.09 -16 00 37.7 V T05
2020-09-09 12:24:00 C 01 44 51.71 -16 00 38.0 V T05
2020-09-10 12:07:09 C 01 43 37.07 -16 02 36.8 V T05
2020-09-10 12:09:47 C 01 43 36.93 -16 02 36.3 V T05
2020-09-10 12:14:24 C 01 43 36.68 -16 02 37.6 V T05
2020-09-10 12:21:40 C 01 43 36.30 -16 02 38.1 V T05
2020-09-14 11:31:28 C 01 38 09.006 -16 09 21.49 U F52
2020-09-14 11:47:13 C 01 38 08.008 -16 09 22.41 U F52
2020-09-14 12:02:57 C 01 38 07.011 -16 09 23.33 U F52
2020-09-14 12:18:44 C 01 38 06.012 -16 09 24.27 U F52
2020-09-15 10:36:41 C 01 36 42.85 -16 10 38.6 V G96
2020-09-15 10:44:09 C 01 36 42.34 -16 10 39.1 V G96
2020-09-15 10:51:36 C 01 36 41.86 -16 10 39.3 V G96
2020-09-15 10:59:03 C 01 36 41.38 -16 10 39.5 V G96
2020-09-15 11:59:09 C 01 36 37.854 -16 10 41.49 U F51
2020-09-15 12:25:18 C 01 36 36.149 -16 10 42.80 U F51
2020-09-16 11:05:34 C 01 35 09.46 -16 11 46.3 V T08
2020-09-16 11:08:53 C 01 35 09.24 -16 11 46.7 V T08
2020-09-16 11:12:52 C 01 35 08.98 -16 11 46.9 V T08
2020-09-16 11:20:12 C 01 35 08.44 -16 11 47.1 V T08
2020-09-17 11:30:07 C 01 33 33.23 -16 12 42.8 V T05
2020-09-17 11:34:43 C 01 33 32.96 -16 12 43.7 V T05
2020-09-17 11:42:37 C 01 33 32.35 -16 12 42.7 V T05
2020-09-17 11:49:52 C 01 33 31.87 -16 12 43.7 V T05
2020-09-19 08:33:31 C 01 30 29.26 -16 13 53.9 U I41
2020-09-19 09:37:41 C 01 30 24.66 -16 13 55.2 U I41
2020-09-22 08:06:23 C 01 25 20.79 -16 13 58.9 U I41