2009 BH81

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.2749901297 ± 1.08e-07
Semi-major axis (a)1.6317810735 AU ± 3.59e-08
Inclination (i)45.13272580° ± 2.37e-05
Long. of Asc. Node (Ω)154.25347297° ± 7.66e-06
Arg. of Perihelion (ω)78.39291718° ± 4.96e-05
Mean Anomaly (M)334.42736486° ± 1.15e-04
Mean Motion (n)0.4728456944°/day ± 1.56e-08
Perihelion dist (q)1.18305738 AU ± 1.79e-07
Aphelion dist (Q)2.08050476 AU ± 1.83e-07
Orbital Period2.08445650 yr ± 6.88e-08
Physical Parameters
H (abs. magnitude)19.47
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-01
RMS Residual0.365″
Uncertainty0
Orbit TypeAmor
MOID0.404801 AU
Observations Used72
Oppositions2
Arc Total2009-2013
First Observation Used2009-01-31
Last Observation Used2013-01-13
Observations (80)
Date Type RA Dec Mag Band Observatory
2009-01-31 11:16:02 C 12 53 40.88 -02 40 52.8 r G96
2009-01-31 11:27:37 C 12 53 41.96 -02 40 29.3 r G96
2009-01-31 11:39:13 C 12 53 43.04 -02 40 06.0 r G96
2009-01-31 11:50:42 C 12 53 44.12 -02 39 42.7 r G96
2009-01-31 12:49:14 C 12 53 49.66 -02 37 45.4 r G96
2009-01-31 12:55:12 C 12 53 50.24 -02 37 33.1 r G96
2009-01-31 13:01:03 C 12 53 50.78 -02 37 21.9 r G96
2009-01-31 13:06:57 C 12 53 51.36 -02 37 09.6 r G96
2009-02-01 08:56:38 C 12 55 48.68 -01 56 34.4 o 291
2009-02-01 09:02:15 C 12 55 49.20 -01 56 22.5 o 291
2009-02-01 10:52:07 C 12 55 59.66 -01 52 33.7 r G96
2009-02-01 11:01:27 C 12 56 00.60 -01 52 14.8 r G96
2009-02-01 11:10:53 C 12 56 01.50 -01 51 54.4 r G96
2009-02-01 11:20:25 C 12 56 02.43 -01 51 34.5 r G96
2009-02-01 12:09:23 C 12 56 07.04 -01 49 51.8 r G96
2009-02-01 12:19:37 C 12 56 08.01 -01 49 30.9 r G96
2009-02-01 12:30:10 C 12 56 09.02 -01 49 08.2 r G96
2009-02-01 12:40:37 C 12 56 10.03 -01 48 46.4 r G96
2009-02-02 08:25:37 C 12 58 07.71 -01 06 40.2 o H55
2009-02-02 08:38:38 C 12 58 08.96 -01 06 11.5 o H55
2009-02-02 08:46:52 C 12 58 10.03 -01 05 52.2 o 291
2009-02-02 08:49:54 C 12 58 10.06 -01 05 47.6 o H55
2009-02-02 08:52:38 C 12 58 10.61 -01 05 39.7 o 291
2009-02-02 08:58:24 C 12 58 11.16 -01 05 26.9 o 291
2009-02-05 09:35:10 C 13 05 30.21 +01 42 23.2 o H55
2009-02-05 09:41:11 C 13 05 30.78 +01 42 37.9 o H55
2009-02-05 09:53:12 C 13 05 31.98 +01 43 07.5 o H55
2009-02-15 08:46:12 C 13 31 31.38 +13 26 50.2 o H55
2009-02-15 08:52:23 C 13 31 32.06 +13 27 11.1 o H55
2009-02-15 08:58:21 C 13 31 32.76 +13 27 31.6 o H55
2009-03-03 10:13:33 C 14 21 57.67 +38 20 42.4 o H55
2009-03-03 10:18:47 C 14 21 58.41 +38 21 03.2 o H55
2009-03-03 10:24:40 C 14 21 59.24 +38 21 26.1 o H55
2009-03-22 00:22:30 C 15 39 53.46 +61 56 31.0 o A74
2009-03-22 01:39:25 C 15 40 08.32 +61 59 24.6 o A74
2009-03-22 02:57:58 C 15 40 23.82 +62 02 23.2 o A74
2009-05-19 08:05:35 C 19 19 37.60 +76 42 59.2 o H55
2009-05-19 08:22:13 C 19 19 38.31 +76 42 58.0 o H55
2009-05-19 08:40:41 C 19 19 39.12 +76 42 56.7 o H55
2009-07-12 03:00:33 C 18 44 48.87 +63 58 39.1 o H55
2009-07-12 03:25:33 C 18 44 47.84 +63 58 03.9 o H55
2009-07-12 03:41:42 C 18 44 47.17 +63 57 40.3 o H55
2009-08-14 03:11:00 C 18 42 55.72 +32 04 17.5 o H55
2009-08-14 03:50:48 C 18 42 56.56 +32 02 06.0 o H55
2009-08-14 04:05:30 C 18 42 56.87 +32 01 17.9 o H55
2009-09-15 04:31:30 C 19 18 17.63 -06 39 19.3 o 291
2009-09-15 04:44:59 C 19 18 18.30 -06 39 46.4 o 291
2011-02-10 07:43:37 C 10 09 04.99 -10 29 24.4 r H21
2011-02-10 07:52:05 C 10 09 04.56 -10 29 04.5 r H21
2011-02-10 08:01:07 C 10 09 04.04 -10 28 42.1 r H21