IAA RAS IAA Minor Planet Database

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
2020-09-22 09:34:03 C 01 25 14.10 -16 13 57.6 – U I41
2020-09-23 10:52:21 C 01 23 20.69 -16 13 22.3 – V T08
2020-09-23 10:55:41 C 01 23 20.42 -16 13 22.4 – V T08
2020-09-23 11:10:30 C 01 23 19.26 -16 13 22.1 – V T08
2020-09-23 11:19:08 C 01 23 18.63 -16 13 22.0 – V T08
2020-09-24 01:14:11 S 01 22 14.926 -16 13 50.56 – V C57
2020-09-24 01:14:11 s 1 +168096.10 5 +68405.565 1590.0 – C57
2020-09-24 06:34:11 S 01 21 47.486 -16 13 37.92 – V C57
2020-09-24 06:34:11 s 1 +173295.10 0 +98727.263 5580.0 – C57
2020-09-24 07:25:09 C 01 21 47.01 -16 12 42.2 – V 703
2020-09-24 07:29:20 C 01 21 46.67 -16 12 42.2 – U I41
2020-09-24 07:32:47 C 01 21 46.36 -16 12 41.3 – V 703
2020-09-24 07:40:27 C 01 21 45.80 -16 12 42.0 – V 703
2020-09-24 07:48:06 C 01 21 45.08 -16 12 41.7 – V 703
2020-09-24 09:04:45 C 01 21 39.17 -16 12 38.7 – U I41
2020-09-24 12:04:11 S 01 21 20.047 -16 13 23.27 – V C57
2020-09-24 12:04:11 s 1 +175294.21 4 +128101.93 4490.0 – C57
2020-09-24 13:54:11 S 01 21 10.334 -16 13 29.35 – V C57
2020-09-24 13:54:11 s 1 +175334.01 8 +137460.32 6460.0 – C57
2020-09-25 00:24:11 S 01 20 18.118 -16 13 04.12 – V C57
2020-09-25 00:24:11 s 1 +170828.84 1 +186991.10 3370.0 – C57
2020-09-25 07:21:10 C 01 19 56.18 -16 11 37.5 – V G96
2020-09-25 07:28:57 C 01 19 55.57 -16 11 37.2 – V G96
2020-09-25 07:36:44 C 01 19 54.94 -16 11 36.7 – V G96
2020-09-25 07:44:33 C 01 19 54.32 -16 11 36.5 – V G96
2020-09-25 10:56:58 C 01 19 39.29 -16 11 25.2 – V T05
2020-09-25 10:59:46 C 01 19 39.09 -16 11 25.1 – V T05
2020-09-25 11:07:07 C 01 19 38.48 -16 11 25.7 – V T05
2020-09-25 11:18:59 C 01 19 37.52 -16 11 24.7 – V T05
2020-09-26 08:01:44 C 01 18 00.20 -16 10 11.7 – U I41
2020-09-26 10:33:23 C 01 17 47.92 -16 10 01.5 – U I41
2020-09-27 17:54:11 S 01 14 47.815 -16 08 36.28 – V C57
2020-09-27 17:54:11 s 1 +58437.586 0 +368884.01 2330.0 – C57
2020-09-27 21:24:11 S 01 14 30.439 -16 08 23.75 – V C57
2020-09-27 21:24:11 s 1 +50701.393 0 +373567.66 8140.0 – C57
2020-09-27 22:04:11 S 01 14 27.060 -16 08 19.21 – V C57
2020-09-27 22:04:11 s 1 +49220.493 0 +374409.44 850.0 – C57
2020-09-28 05:04:11 S 01 13 52.210 -16 07 28.56 – V C57
2020-09-28 05:04:11 s 1 +33553.647 0 +382289.95 2790.0 – C57
2020-09-28 17:04:11 S 01 12 52.327 -16 06 23.51 – V C57
2020-09-29 07:14:11 S 01 11 41.537 -16 04 45.26 – V C57
2020-09-29 07:14:11 s 1 -25817.240 0 +396849.27 5740.0 – C57
2020-09-29 09:34:11 S 01 11 30.252 -16 04 21.76 – V C57
2020-09-29 09:34:11 s 1 -31100.717 0 +397037.97 8400.0 – C57
2020-09-29 14:14:11 S 01 11 06.667 -16 03 49.32 – V C57
2020-09-29 14:14:11 s 1 -41627.909 0 +396882.51 8410.0 – C57
2020-09-29 15:14:11 S 01 11 01.961 -16 03 45.29 – V C57
2020-09-29 15:14:11 s 1 -43875.493 0 +396757.08 4750.0 – C57
2020-09-29 15:24:11 S 01 11 01.154 -16 03 41.65 – V C57
2020-09-29 15:24:11 s 1 -44249.774 0 +396733.02 3700.0 – C57