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
2017-05-27 10:53:52 C 15 05 15.981 +10 59 13.17 U T12
2017-05-27 11:10:35 C 15 05 15.267 +10 59 14.65 U T12
2017-05-27 11:42:06 C 15 05 13.934 +10 59 17.29 U T12
2017-05-27 11:57:10 C 15 05 13.294 +10 59 18.56 U T12
2017-05-28 07:47:58 C 15 04 24.222 +11 00 54.92 U T12
2017-05-28 08:18:20 C 15 04 22.935 +11 00 57.25 U T12
2017-05-28 08:35:27 C 15 04 22.215 +11 00 58.59 U T12
2021-06-03 09:42:16 C 21 10 38.18 +15 43 41.7 V G96
2021-06-03 09:42:36 C 21 10 38.21 +15 43 42.7 o 691
2021-06-03 09:49:50 C 21 10 38.93 +15 43 48.6 V G96
2021-06-03 09:53:52 C 21 10 39.32 +15 43 53.7 o 691
2021-06-03 09:57:22 C 21 10 39.64 +15 43 56.7 V G96
2021-06-03 09:58:28 C 21 10 39.75 +15 43 57.7 V I52
2021-06-03 10:02:47 C 21 10 40.19 +15 44 01.8 V I52
2021-06-03 10:04:54 C 21 10 40.39 +15 44 04.1 V G96
2021-06-03 10:05:07 C 21 10 40.40 +15 44 05.1 o 691
2021-06-03 10:07:05 C 21 10 40.60 +15 44 06.1 V I52
2021-06-15 08:41:49 C 21 43 34.70 +21 01 49.1 V G96
2021-06-15 08:50:39 C 21 43 35.88 +21 02 00.0 V G96
2021-06-15 08:59:29 C 21 43 37.07 +21 02 10.9 V G96
2021-06-15 09:08:19 C 21 43 38.20 +21 02 22.0 V G96
2021-06-27 09:44:09 C 22 32 48.65 +27 36 20.1 V G96
2021-06-27 09:51:40 C 22 32 50.16 +27 36 31.6 V G96
2021-06-27 09:59:09 C 22 32 51.84 +27 36 42.4 V G96
2021-06-27 10:06:39 C 22 32 53.44 +27 36 54.0 V G96
2021-07-07 13:48:11 C 23 41 35.61 +33 49 04.8 V T08
2021-07-07 13:52:52 C 23 41 37.28 +33 49 11.1 V T08
2021-07-07 14:04:11 C 23 41 41.33 +33 49 28.0 V T08
2021-07-07 14:28:37 C 23 41 50.01 +33 50 03.7 V T08
2021-07-09 22:33:53 S 00 03 21.583 +35 07 24.06 L C51
2021-07-10 04:50:20 S 00 05 55.896 +35 15 31.28 L C51
2021-07-10 07:58:39 S 00 07 13.870 +35 19 31.48 L C51
2021-07-10 09:32:43 S 00 07 52.942 +35 21 31.03 L C51
2021-07-10 11:06:58 S 00 08 32.162 +35 23 29.65 L C51
2021-07-10 12:41:02 S 00 09 11.532 +35 25 28.02 L C51
2021-07-10 18:57:29 S 00 11 50.160 +35 33 14.26 L C51
2021-07-13 06:40:09 C 00 38 42.61 +36 38 20.4 q H36
2021-07-13 06:48:09 C 00 38 46.48 +36 38 28.0 q H36
2021-07-13 07:07:45 C 00 38 55.63 +36 38 47.3 q H36
2021-07-13 12:42:26 C 00 41 35.10 +36 44 02.5 V T05
2021-07-13 12:47:04 C 00 41 37.32 +36 44 06.9 V T05
2021-07-13 13:04:00 C 00 41 45.39 +36 44 22.2 V T05
2021-07-13 13:16:33 C 00 41 51.23 +36 44 33.7 V T05
2021-07-19 01:06:05 C 01 51 17.89 +37 34 46.6 V A17
2021-07-19 01:23:05 C 01 51 27.42 +37 34 43.7 V A17
2021-07-19 01:40:03 C 01 51 36.93 +37 34 40.9 V A17
2022-02-24 10:26:44 C 11 38 22.171 +07 36 03.83 U F52
2022-02-24 10:44:20 C 11 38 21.085 +07 36 16.60 U F52
2022-02-24 11:02:00 C 11 38 20.017 +07 36 29.79 U F52
2022-02-26 09:34:18 C 11 35 34.607 +08 10 30.96 U F52