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
2018-11-02 07:53:06 C 00 57 45.098 +01 36 15.22 U F52
2018-11-03 05:25:36 C 00 56 10.13 +01 44 06.8 V G96
2018-11-03 05:33:04 C 00 56 09.58 +01 44 09.4 V G96
2018-11-03 05:40:31 C 00 56 09.01 +01 44 12.3 V G96
2018-11-03 05:48:01 C 00 56 08.46 +01 44 15.0 V G96
2018-11-06 09:49:43 C 00 50 48.67 +02 12 53.0 U T08
2018-11-06 10:04:09 C 00 50 47.64 +02 13 00.2 U T08
2018-11-06 10:18:44 C 00 50 46.64 +02 13 04.3 U T08
2018-11-06 10:33:13 C 00 50 45.60 +02 13 10.3 U T08
2018-11-08 10:08:08 C 00 47 38.69 +02 31 41.4 U T05
2018-11-08 10:22:32 C 00 47 37.76 +02 31 47.1 U T05
2018-11-08 10:37:03 C 00 47 36.83 +02 31 52.6 U T05
2018-11-08 10:51:29 C 00 47 35.85 +02 31 57.9 U T05
2018-11-09 04:47:41 C 00 46 28.52 +02 39 02.1 V 703
2018-11-09 04:55:16 C 00 46 28.07 +02 39 06.0 V 703
2018-11-09 05:02:50 C 00 46 27.59 +02 39 08.6 V 703
2018-11-09 05:10:25 C 00 46 27.10 +02 39 10.9 V 703
2018-11-10 09:40:04 C 00 44 42.66 +02 50 36.1 U T08
2018-11-10 09:54:28 C 00 44 41.74 +02 50 41.1 U T08
2018-11-10 10:09:01 C 00 44 40.89 +02 50 47.7 U T08
2018-11-10 10:23:25 C 00 44 39.84 +02 50 53.3 U T08
2018-11-11 04:28:14 C 00 43 36.27 +02 58 10.6 V 703
2018-11-11 04:35:48 C 00 43 35.80 +02 58 14.1 V 703
2018-11-11 04:43:20 C 00 43 35.36 +02 58 17.0 V 703
2018-11-11 04:50:54 C 00 43 34.88 +02 58 20.3 V 703
2018-11-12 05:14:52 C 00 42 11.05 +03 08 17.2 V G96
2018-11-12 05:22:19 C 00 42 10.62 +03 08 20.3 V G96
2018-11-12 05:29:48 C 00 42 10.18 +03 08 23.4 V G96
2018-11-12 05:37:16 C 00 42 09.76 +03 08 26.4 V G96
2018-11-12 09:42:37 C 00 41 55.84 +03 10 09.4 U T05
2018-11-12 09:48:44 C 00 41 55.52 +03 10 11.2 U T05
2018-11-12 09:56:51 C 00 41 55.02 +03 10 15.2 U T05
2018-11-12 10:02:56 C 00 41 54.66 +03 10 16.8 U T05
2018-11-12 10:11:13 C 00 41 54.20 +03 10 20.8 U T05
2018-11-12 10:17:19 C 00 41 53.81 +03 10 22.5 U T05
2018-11-13 05:05:08 C 00 40 52.482 +03 18 08.16 U F52
2018-11-13 05:24:52 C 00 40 51.375 +03 18 16.34 U F52
2018-11-13 05:44:35 C 00 40 50.269 +03 18 24.52 U F52
2018-11-13 06:04:24 C 00 40 49.160 +03 18 32.79 U F52
2018-11-27 20:31:45 C 00 27 10.32 +05 52 35.2 20.0 q J43
2018-11-27 20:44:29 C 00 27 09.95 +05 52 41.0 19.6 q J43
2018-11-27 20:57:05 C 00 27 09.66 +05 52 47.3 19.7 q J43
2018-11-27 21:09:50 C 00 27 09.26 +05 52 53.0 19.4 q J43
2018-12-05 03:12:48 C 00 24 14.33 +07 14 53.8 V G96
2018-12-05 03:28:58 C 00 24 14.10 +07 15 02.0 V G96
2018-12-05 03:37:03 C 00 24 14.01 +07 15 06.0 V G96
2018-12-07 18:12:13 S 00 23 46.16 +07 45 25.1 L C51
2018-12-07 21:20:44 S 00 23 45.22 +07 46 56.8 L C51
2018-12-08 00:29:13 S 00 23 44.38 +07 48 28.9 L C51
2018-12-08 03:37:43 S 00 23 43.51 +07 50 01.4 L C51