856979 (2012 BB77)

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.6884438563 ± 2.46e-08
Semi-major axis (a)2.2021694414 AU ± 6.84e-09
Inclination (i)20.76579684° ± 8.17e-06
Long. of Asc. Node (Ω)157.48605236° ± 1.21e-05
Arg. of Perihelion (ω)232.81060607° ± 1.44e-05
Mean Anomaly (M)104.10585147° ± 2.98e-06
Mean Motion (n)0.3016033621°/day ± 1.41e-09
Perihelion dist (q)0.68609942 AU ± 5.42e-08
Aphelion dist (Q)3.71823946 AU ± 5.54e-08
Orbital Period3.26795523 yr ± 1.52e-08
Physical Parameters
H (abs. magnitude)18.96
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-01
RMS Residual0.249″
Uncertainty0
Orbit TypeApollo
MOID0.128133 AU
Observations Used169
Oppositions9
Arc Total2012-2025
First Observation Used2012-01-25
Last Observation Used2025-02-20
Observations (177)
Date Type RA Dec Mag Band Observatory
2012-01-25 08:21:52 C 10 04 08.36 -14 46 14.0 r 703
2012-01-25 08:35:06 C 10 04 07.03 -14 45 43.6 r 703
2012-01-25 08:48:14 C 10 04 05.62 -14 45 16.2 r 703
2012-01-25 09:01:20 C 10 04 04.22 -14 44 48.2 r 703
2012-01-25 09:47:10 C 10 03 59.426 -14 43 08.26 t 695
2012-01-25 09:49:33 C 10 03 59.214 -14 43 02.92 t 695
2012-01-25 09:51:56 C 10 03 58.934 -14 42 58.22 t 695
2012-01-25 09:54:19 C 10 03 58.671 -14 42 53.20 t 695
2012-01-25 10:03:25 C 10 03 57.70 -14 42 32.9 r 703
2012-01-25 10:06:08 C 10 03 57.38 -14 42 27.3 r 703
2012-01-25 15:59:49 C 10 03 22.12 -14 29 19.0 u D90
2012-01-25 16:11:33 C 10 03 20.90 -14 28 53.5 u D90
2012-01-25 16:23:13 C 10 03 19.63 -14 28 28.1 u D90
2012-01-26 00:37:28 C 10 02 30.04 -14 10 55.9 t 204
2012-01-26 00:51:17 C 10 02 28.59 -14 10 25.8 t 204
2012-01-26 01:05:07 C 10 02 27.15 -14 09 55.6 t 204
2012-01-26 04:05:32 C 10 02 09.41 -14 03 00.9 u I36
2012-01-26 04:13:41 C 10 02 08.57 -14 02 43.8 u I36
2012-01-26 04:21:50 C 10 02 07.70 -14 02 25.3 u I36
2012-01-26 05:23:58 C 10 02 01.43 -14 00 10.7 u I47
2012-01-26 05:31:57 C 10 02 00.60 -13 59 53.4 u I47
2012-01-26 07:15:39 C 10 01 49.72 -13 56 07.8 u I47
2012-01-26 07:26:40 C 10 01 48.56 -13 55 43.8 u I47
2012-01-26 08:08:31 C 10 01 44.20 -13 54 14.3 o 807
2012-01-26 08:15:39 C 10 01 43.46 -13 53 58.8 o 807
2012-01-26 08:20:34 C 10 01 42.95 -13 53 48.1 o 807
2012-01-26 08:25:25 C 10 01 42.44 -13 53 37.4 o 807
2012-01-26 11:10:13 C 10 01 25.89 -13 47 58.1 o H01
2012-01-26 11:23:52 C 10 01 24.47 -13 47 28.2 o H01
2012-01-26 11:33:28 C 10 01 23.49 -13 47 07.0 o H01
2012-01-26 11:39:45 C 10 01 22.83 -13 46 53.4 o H01
2012-01-27 02:35:55 C 09 59 55.02 -13 14 07.4 u I20
2012-01-27 03:02:26 C 09 59 52.27 -13 13 09.8 u I20
2012-01-27 03:26:27 C 09 59 49.77 -13 12 17.6 u I20
2012-01-27 04:23:06 C 09 59 43.97 -13 10 16.0 u I19
2012-01-27 04:26:26 C 09 59 43.50 -13 10 08.0 u I36
2012-01-27 04:27:46 C 09 59 43.44 -13 10 05.7 u I19
2012-01-27 04:28:22 C 09 59 43.52 -13 10 04.7 o 807
2012-01-27 04:33:04 C 09 59 43.04 -13 09 54.7 o 807
2012-01-27 04:36:12 C 09 59 42.48 -13 09 46.1 u I36
2012-01-27 04:37:45 C 09 59 42.55 -13 09 44.5 o 807
2012-01-27 04:40:18 C 09 59 42.19 -13 09 38.9 u I19
2012-01-27 04:42:24 C 09 59 42.05 -13 09 34.5 o 807
2012-01-27 04:46:32 C 09 59 41.43 -13 09 24.5 u I36
2012-01-27 04:47:06 C 09 59 41.59 -13 09 24.2 o 807
2012-01-27 04:52:07 C 09 59 41.07 -13 09 13.4 o 807
2012-01-28 02:27:26 C 09 57 33.63 -12 22 23.8 o 807
2012-01-28 02:33:16 C 09 57 33.05 -12 22 11.3 o 807
2012-01-28 02:37:42 C 09 57 32.59 -12 22 01.6 o 807
2012-01-28 02:42:58 C 09 57 32.06 -12 21 50.4 o 807