2012 BT61

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.4864800745 ± 1.12e-04
Semi-major axis (a)2.4485265801 AU ± 3.40e-04
Inclination (i)10.04248282° ± 8.04e-04
Long. of Asc. Node (Ω)244.13684347° ± 2.98e-03
Arg. of Perihelion (ω)143.38958646° ± 3.94e-03
Mean Anomaly (M)263.01274026° ± 2.85e-01
Mean Motion (n)0.2572497977°/day ± 5.36e-05
Perihelion dist (q)1.25736719 AU ± 3.24e-04
Aphelion dist (Q)3.63968597 AU ± 5.75e-04
Orbital Period3.83139770 yr ± 7.99e-04
Physical Parameters
H (abs. magnitude)19.60
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-01
RMS Residual0.290″
Uncertainty3
Orbit TypeAmor
MOID0.282476 AU
Observations Used28
Oppositions1
Arc Total2012-2012
First Observation Used2012-01-24
Last Observation Used2012-02-26
Observations (28)
Date Type RA Dec Mag Band Observatory
2012-01-24 08:36:21 C 08 43 59.672 +00 45 27.81 L F51
2012-01-24 09:16:32 C 08 43 57.435 +00 45 33.69 L F51
2012-01-24 09:36:46 C 08 43 56.292 +00 45 36.49 L F51
2012-01-26 06:04:45 C 08 41 32.66 +00 52 20.3 o H01
2012-01-26 06:15:49 C 08 41 32.06 +00 52 21.9 o H01
2012-01-26 06:53:51 C 08 41 29.94 +00 52 28.4 o H01
2012-01-26 07:02:40 C 08 41 29.46 +00 52 29.6 o H01
2012-01-26 08:11:27 C 08 41 25.98 +00 52 42.3 o F65
2012-01-26 08:15:26 C 08 41 25.76 +00 52 43.0 o F65
2012-01-26 08:19:22 C 08 41 25.55 +00 52 43.4 o F65
2012-01-27 09:26:30 C 08 40 04.67 +00 56 54.3 o 291
2012-01-27 09:32:51 C 08 40 04.40 +00 56 54.2 o 291
2012-01-27 09:39:13 C 08 40 04.02 +00 56 56.2 o 291
2012-01-29 05:51:03 C 08 37 44.46 +01 04 49.9 u H21
2012-01-29 06:05:48 C 08 37 43.68 +01 04 52.3 u H21
2012-01-29 06:22:41 C 08 37 42.79 +01 04 55.6 u H21
2012-02-04 11:06:34 C 08 30 15.309 +01 36 12.01 t 568
2012-02-04 11:12:20 C 08 30 15.023 +01 36 13.34 t 568
2012-02-04 11:18:05 C 08 30 14.739 +01 36 14.68 t 568
2012-02-13 05:06:47 C 08 21 12.67 +02 28 35.8 o H21
2012-02-13 05:27:42 C 08 21 11.84 +02 28 41.4 o H21
2012-02-13 05:52:16 C 08 21 10.88 +02 28 48.4 o H21
2012-02-13 11:22:34 C 08 20 58.247 +02 30 18.38 t 568
2012-02-13 11:30:45 C 08 20 57.925 +02 30 20.55 t 568
2012-02-13 11:38:25 C 08 20 57.625 +02 30 22.61 t 568
2012-02-26 03:25:25 C 08 12 07.44 +03 52 21.7 o H21
2012-02-26 04:32:38 C 08 12 05.98 +03 52 39.7 o H21
2012-02-26 04:40:44 C 08 12 05.83 +03 52 41.7 o H21