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
2018-10-14 09:14:40 s 1 -191475.23 7 +262850.65 1250.0 C57
2018-10-14 13:14:40 S 01 34 35.266 -00 40 18.80 V C57
2018-10-14 13:14:40 s 1 -195517.68 3 +251356.97 9160.0 C57
2018-10-14 13:44:40 S 01 34 32.875 -00 40 08.29 V C57
2018-10-14 13:44:40 s 1 -195991.26 8 +249878.75 9060.0 C57
2018-10-14 19:14:40 S 01 34 05.966 -00 38 39.37 V C57
2018-10-14 19:14:40 s 1 -200706.15 6 +233006.19 2390.0 C57
2018-10-14 21:14:40 S 01 33 56.321 -00 38 13.70 V C57
2018-10-14 21:14:40 s 1 -202184.39 6 +226591.18 1630.0 C57
2018-10-15 00:44:40 S 01 33 38.808 -00 37 13.69 V C57
2018-10-15 00:44:40 s 1 -204446.32 5 +215004.15 4000.0 C57
2018-10-15 01:14:40 S 01 33 36.403 -00 37 08.65 V C57
2018-10-15 01:14:40 s 1 -204734.36 3 +213311.27 1680.0 C57
2018-10-15 10:57:05 C 01 33 12.761 -00 36 43.92 U F52
2018-10-15 11:15:07 C 01 33 11.170 -00 36 39.37 U F52
2018-10-15 11:18:36 C 01 33 10.85 -00 36 38.7 U T05
2018-10-15 11:32:59 C 01 33 09.60 -00 36 34.9 U T05
2018-10-15 11:33:08 C 01 33 09.583 -00 36 34.84 U F52
2018-10-15 11:47:30 C 01 33 08.32 -00 36 31.0 U T05
2018-10-15 11:51:07 C 01 33 07.998 -00 36 30.30 U F52
2018-10-15 12:01:55 C 01 33 07.04 -00 36 27.5 U T05
2018-10-17 19:27:16 C 01 28 21.30 -00 22 07.2 o C41
2018-10-17 19:28:47 C 01 28 21.10 -00 22 07.7 o C41
2018-10-17 20:40:16 C 01 28 14.78 -00 21 48.3 o C41
2018-10-17 20:43:12 C 01 28 14.53 -00 21 47.3 o C41
2018-10-17 20:44:42 C 01 28 14.42 -00 21 46.9 o C41
2018-10-18 04:13:17 C 01 27 36.14 -00 19 43.6 V 703
2018-10-18 04:29:15 C 01 27 34.68 -00 19 40.1 V 703
2018-10-18 04:37:14 C 01 27 34.07 -00 19 38.1 V 703
2018-10-18 06:23:17 C 01 27 24.64 -00 19 09.3 V G96
2018-10-18 06:31:18 C 01 27 23.92 -00 19 07.1 V G96
2018-10-18 06:39:20 C 01 27 23.22 -00 19 04.9 V G96
2018-10-18 06:47:21 C 01 27 22.52 -00 19 02.9 V G96
2018-10-27 07:24:18 C 01 09 02.01 +00 46 05.3 V 703
2018-10-27 07:31:39 C 01 09 01.44 +00 46 07.9 V 703
2018-10-27 07:38:58 C 01 09 00.77 +00 46 09.8 V 703
2018-10-27 07:46:18 C 01 09 00.08 +00 46 11.7 V 703
2018-10-29 05:51:48 C 01 05 17.45 +01 01 40.4 V 703
2018-10-29 05:59:21 C 01 05 16.87 +01 01 42.5 V 703
2018-10-29 06:06:53 C 01 05 16.26 +01 01 45.3 V 703
2018-10-29 06:14:27 C 01 05 15.64 +01 01 47.0 V 703
2018-11-01 05:38:22 C 00 59 42.95 +01 26 45.3 V 703
2018-11-01 05:45:58 C 00 59 42.33 +01 26 48.1 V 703
2018-11-01 05:53:34 C 00 59 41.72 +01 26 50.7 V 703
2018-11-01 06:01:09 C 00 59 41.18 +01 26 53.2 V 703
2018-11-01 09:34:02 C 00 59 24.996 +01 28 11.57 U F52
2018-11-01 09:51:24 C 00 59 23.647 +01 28 17.85 U F52
2018-11-01 10:08:47 C 00 59 22.294 +01 28 24.04 U F52
2018-11-02 07:18:24 C 00 57 47.745 +01 36 02.65 U F52
2018-11-02 07:35:45 C 00 57 46.422 +01 36 08.96 U F52