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
2012-01-28 02:47:36 C 09 57 31.59 -12 21 40.3 o 807
2012-01-29 07:21:50 C 09 54 43.63 -11 20 18.3 u H21
2012-01-29 07:27:15 C 09 54 43.09 -11 20 06.7 u H21
2012-01-29 07:37:26 C 09 54 42.07 -11 19 44.7 u H21
2012-01-29 13:03:17 C 09 54 10.335 -11 07 58.34 L F51
2012-01-29 13:21:17 C 09 54 08.526 -11 07 19.78 L F51
2012-01-29 13:42:27 C 09 54 06.387 -11 06 34.01 L F51
2012-01-30 06:10:38 C 09 52 32.45 -10 31 16.8 u H21
2012-01-30 06:14:16 C 09 52 32.05 -10 31 09.3 u H21
2012-01-30 06:18:31 C 09 52 31.61 -10 31 00.0 u H21
2012-02-01 09:03:04 C 09 47 45.20 -08 42 47.2 o 807
2012-02-01 09:11:23 C 09 47 44.42 -08 42 29.7 o 807
2012-02-01 09:20:18 C 09 47 43.57 -08 42 11.0 o 807
2012-02-11 03:42:46 C 09 28 22.04 -00 59 47.4 o 807
2012-02-11 03:49:49 C 09 28 21.51 -00 59 34.9 o 807
2012-02-11 03:55:37 C 09 28 21.08 -00 59 24.3 o 807
2012-02-11 08:36:07 C 09 28 00.37 -00 51 14.3 u 448
2012-02-11 08:54:23 C 09 27 58.97 -00 50 41.5 u 448
2012-02-11 09:12:02 C 09 27 57.67 -00 50 09.5 u 448
2012-02-12 10:12:01 C 09 26 12.277 -00 05 39.07 L F51
2012-02-12 10:28:54 C 09 26 11.035 -00 05 09.58 L F51
2012-02-12 11:25:28 C 09 26 06.890 -00 03 30.17 L F51
2012-02-12 11:43:36 C 09 26 05.563 -00 02 58.36 L F51
2012-02-13 00:38:26 C 09 25 13.48 +00 19 45.8 o 807
2012-02-13 00:46:06 C 09 25 12.93 +00 19 58.8 o 807
2012-02-19 06:04:11 C 09 16 09.40 +04 19 10.0 t H21
2012-02-19 06:09:03 C 09 16 09.13 +04 19 17.0 t H21
2012-02-19 06:14:24 C 09 16 08.81 +04 19 25.3 t H21
2012-02-19 06:24:34 C 09 16 08.48 +04 19 41.4 u 448
2012-02-19 06:49:06 C 09 16 07.10 +04 20 17.7 u 448
2012-02-19 07:13:14 C 09 16 05.73 +04 20 53.1 u 448
2012-02-21 12:22:00 C 09 13 25.35 +05 36 46.7 o 474
2012-02-21 12:24:02 C 09 13 25.24 +05 36 49.9 o 474
2012-02-21 12:26:03 C 09 13 25.11 +05 36 52.1 o 474
2012-02-21 12:28:05 C 09 13 25.03 +05 36 54.4 o 474
2012-02-22 06:40:00 C 09 12 33.82 +06 01 24.2 t H21
2012-02-22 06:51:48 C 09 12 33.25 +06 01 39.6 t H21
2012-02-22 07:03:37 C 09 12 32.68 +06 01 55.3 t H21
2012-02-25 05:54:56 C 09 09 33.37 +07 32 49.7 r 703
2012-02-25 06:03:42 C 09 09 33.01 +07 33 00.0 r 703
2012-02-25 06:12:34 C 09 09 32.61 +07 33 11.0 r 703
2012-02-25 06:21:23 C 09 09 32.29 +07 33 22.3 r 703
2012-03-12 07:55:49 C 09 01 17.54 +13 32 01.3 o 291
2012-03-12 08:04:03 C 09 01 17.52 +13 32 06.4 o 291
2012-03-12 08:12:14 C 09 01 17.46 +13 32 12.6 o 291
2012-04-18 05:35:32 C 09 17 21.10 +18 12 15.1 o 291
2012-04-18 05:54:38 C 09 17 21.68 +18 12 16.5 o 291
2012-04-19 03:58:46 C 09 18 08.68 +18 13 41.9 o 291
2012-04-19 04:17:54 C 09 18 09.33 +18 13 43.1 o 291
2012-04-19 04:37:02 C 09 18 10.05 +18 13 43.4 o 291