2021 BB2

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.3690981036 ± 1.15e-07
Semi-major axis (a)1.6958070672 AU ± 1.26e-08
Inclination (i)63.16033217° ± 3.89e-05
Long. of Asc. Node (Ω)303.06803775° ± 5.31e-06
Arg. of Perihelion (ω)278.98958462° ± 3.63e-05
Mean Anomaly (M)12.36238245° ± 2.45e-05
Mean Motion (n)0.4463213016°/day ± 4.96e-09
Perihelion dist (q)1.06988789 AU ± 1.96e-07
Aphelion dist (Q)2.32172624 AU ± 1.96e-07
Orbital Period2.20833350 yr ± 2.45e-08
Physical Parameters
H (abs. magnitude)20.50
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-02
RMS Residual0.307″
Uncertainty0
Orbit TypeAmor
MOID0.336711 AU
Observations Used57
Oppositions6
Arc Total2010-2021
First Observation Used2010-01-11
Last Observation Used2021-07-29
Observations (58)
Date Type RA Dec Mag Band Observatory
2010-01-11 10:59:14 C 09 47 30.623 +04 51 40.39 V F51
2010-01-11 11:10:21 C 09 47 28.795 +04 51 12.32 V F51
2019-06-29 12:20:39 C 22 54 39.886 +10 52 47.42 V F51
2019-06-29 13:09:44 C 22 54 34.788 +10 54 41.19 V F51
2021-01-07 08:20:30 C 09 45 48.79 +25 28 29.4 V G96
2021-01-07 08:42:43 C 09 45 45.16 +25 28 01.3 V G96
2021-01-18 07:36:28 C 08 54 51.69 +18 11 20.7 V G96
2021-01-18 07:43:52 C 08 54 49.97 +18 11 05.4 V G96
2021-01-18 07:51:16 C 08 54 48.25 +18 10 49.7 V G96
2021-01-18 07:58:42 C 08 54 46.54 +18 10 34.0 V G96
2021-01-18 10:54:53 C 08 54 05.79 +18 04 22.9 V I52
2021-01-18 10:56:42 C 08 54 05.37 +18 04 18.9 V I52
2021-01-18 10:58:31 C 08 54 04.95 +18 04 15.1 V I52
2021-01-18 22:43:43 C 08 51 24.18 +17 39 12.6 V L01
2021-01-18 22:45:58 C 08 51 23.63 +17 39 07.8 V L01
2021-01-18 22:48:19 C 08 51 23.11 +17 39 02.9 V L01
2021-01-18 22:50:39 C 08 51 22.54 +17 38 58.2 V L01
2021-01-18 22:55:09 C 08 51 21.48 +17 38 48.4 V L01
2021-01-19 03:43:32 C 08 50 15.17 +17 28 43.8 q W74
2021-01-19 03:47:07 C 08 50 14.30 +17 28 36.4 q W74
2021-01-19 03:50:41 C 08 50 13.48 +17 28 29.2 q W74
2021-01-19 04:24:57 C 08 50 05.38 +17 27 14.1 q W74
2021-01-19 04:28:31 C 08 50 04.61 +17 27 07.4 q W74
2021-01-19 06:02:26 C 08 49 42.38 +17 23 43.2 q W74
2021-01-19 06:06:03 C 08 49 41.57 +17 23 35.3 q W74
2021-01-19 06:09:36 C 08 49 40.73 +17 23 27.6 q W74
2021-01-19 08:19:03 C 08 49 10.23 +17 18 45.2 q W74
2021-01-19 08:20:32 C 08 49 09.89 +17 18 42.1 q W74
2021-01-19 08:22:01 C 08 49 09.53 +17 18 38.7 q W74
2021-01-20 04:09:51 C 08 44 32.77 +16 34 35.0 V I52
2021-01-20 04:20:51 C 08 44 30.14 +16 34 11.2 V I52
2021-01-20 05:04:56 C 08 44 19.08 +16 32 49.4 u 807
2021-01-20 05:12:22 C 08 44 17.30 +16 32 32.7 u 807
2021-01-20 05:19:37 C 08 44 15.56 +16 32 16.0 u 807
2021-01-20 07:40:19 C 08 43 42.37 +16 26 44.2 V I52
2021-01-20 07:44:00 C 08 43 41.45 +16 26 36.2 V I52
2021-01-22 04:39:41 C 08 32 53.92 +14 42 08.5 u H21
2021-01-22 04:44:26 C 08 32 52.73 +14 41 57.1 u H21
2021-02-01 07:16:47 C 07 32 23.58 +04 08 45.9 V I52
2021-02-01 07:21:04 C 07 32 22.51 +04 08 33.8 V I52
2021-02-01 07:25:21 C 07 32 21.49 +04 08 22.1 V I52
2021-02-04 04:10:19 C 07 15 56.19 +01 07 12.4 u 807
2021-02-04 04:15:59 C 07 15 54.93 +01 06 56.8 u 807
2021-02-05 03:02:15 C 07 10 39.88 +00 08 30.3 u 807
2021-02-05 03:06:55 C 07 10 38.79 +00 08 18.5 u 807
2021-02-05 03:11:34 C 07 10 37.71 +00 08 07.2 u 807
2021-02-11 02:34:04 C 06 40 16.15 -05 30 47.9 u 807
2021-02-11 02:40:31 C 06 40 14.87 -05 31 01.1 u 807
2021-02-11 02:46:57 C 06 40 13.56 -05 31 15.2 u 807
2021-03-02 03:45:36 C 05 38 25.97 -17 07 37.7 V V06