508912 (2004 BB)

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.5192257830 ± 3.71e-08
Semi-major axis (a)1.9810022601 AU ± 3.41e-09
Inclination (i)24.46906847° ± 9.05e-06
Long. of Asc. Node (Ω)129.35999402° ± 3.19e-06
Arg. of Perihelion (ω)58.13788830° ± 1.29e-05
Mean Anomaly (M)269.99057533° ± 2.60e-06
Mean Motion (n)0.3534962570°/day ± 9.14e-10
Perihelion dist (q)0.95241481 AU ± 7.36e-08
Aphelion dist (Q)3.00958971 AU ± 7.38e-08
Orbital Period2.78822269 yr ± 7.21e-09
Physical Parameters
H (abs. magnitude)19.61
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-01
RMS Residual0.355″
Uncertainty0
Orbit TypeApollo
MOID0.115090 AU
Observations Used216
Oppositions9
Arc Total2004-2018
First Observation Used2004-01-16
Last Observation Used2018-02-12
Observations (236)
Date Type RA Dec Mag Band Observatory
2004-04-16 19:51:54 C 01 18 25.06 +82 31 10.3 c 540
2004-05-16 10:09:22 C 18 28 30.03 +69 33 20.6 c 926
2004-05-16 10:12:25 C 18 28 29.63 +69 33 14.0 c 926
2004-05-16 10:15:28 C 18 28 29.11 +69 33 08.2 c 926
2004-06-15 05:27:16 C 17 35 10.87 +41 49 00.4 c 926
2004-06-15 05:29:30 C 17 35 10.71 +41 48 52.3 c 926
2004-06-15 05:31:39 C 17 35 10.70 +41 48 46.7 c 926
2004-06-17 22:27:46 C 17 32 34.91 +38 45 42.1 r 170
2004-06-17 22:28:31 C 17 32 34.88 +38 45 40.0 r 170
2004-06-17 22:31:50 C 17 32 34.71 +38 45 30.6 r 170
2004-07-08 22:53:58 C 17 22 50.63 +15 06 13.7 r 941
2004-07-08 22:55:06 C 17 22 50.63 +15 06 10.8 r 941
2004-07-08 22:57:23 C 17 22 50.61 +15 06 05.5 r 941
2004-07-08 22:58:31 C 17 22 50.60 +15 06 02.5 r 941
2004-07-08 23:00:48 C 17 22 50.60 +15 05 57.0 r 941
2007-07-07 08:30:13 C 22 02 11.39 -10 18 59.5 22.4 o H55
2007-07-07 08:52:19 C 22 02 10.64 -10 19 15.8 22.3 o H55
2007-07-12 07:58:40 C 21 57 48.67 -11 53 28.0 22.4 o H55
2007-07-12 08:18:31 C 21 57 47.87 -11 53 46.7 22.4 o H55
2007-07-14 07:31:31 C 21 55 48.82 -12 32 37.2 22.4 o H55
2007-07-14 07:53:32 C 21 55 47.83 -12 32 56.1 22.4 o H55
2007-07-16 06:57:06 C 21 53 41.56 -13 12 23.0 o H55
2007-07-16 07:15:37 C 21 53 40.68 -13 12 40.1 o H55
2007-07-16 07:34:32 C 21 53 39.68 -13 12 54.8 o H55
2017-12-09 10:03:48 C 08 11 25.12 -11 16 06.9 U I52
2017-12-09 10:10:07 C 08 11 25.30 -11 16 08.7 U I52
2017-12-09 10:17:49 C 08 11 25.52 -11 16 10.0 U I52
2017-12-09 10:24:07 C 08 11 25.87 -11 16 11.9 U I52
2017-12-20 11:34:25 C 08 21 04.12 -11 52 14.9 o 691
2017-12-20 11:48:37 C 08 21 04.55 -11 52 14.9 o 691
2017-12-20 12:02:45 C 08 21 04.99 -11 52 14.9 o 691
2017-12-22 07:48:50 C 08 22 33.48 -11 51 40.2 U G96
2017-12-22 07:56:15 C 08 22 33.70 -11 51 40.1 U G96
2017-12-22 08:06:12 C 08 22 34.00 -11 51 39.8 U G96
2017-12-22 08:13:38 C 08 22 34.19 -11 51 39.5 U G96
2018-01-05 10:59:33 C 08 33 10.78 -09 55 39.6 o 691
2018-01-05 11:19:59 C 08 33 11.32 -09 55 24.0 o 691
2018-01-05 11:33:57 C 08 33 11.69 -09 55 13.4 o 691
2018-01-09 08:51:45 C 08 36 10.66 -08 28 47.3 o 691
2018-01-09 09:14:18 C 08 36 11.26 -08 28 21.5 o 691
2018-01-09 09:36:52 C 08 36 11.86 -08 27 56.4 o 691
2018-01-12 11:02:09 C 08 38 41.50 -06 52 30.7 U T05
2018-01-12 11:08:31 C 08 38 41.65 -06 52 21.4 U T05
2018-01-12 11:14:58 C 08 38 41.82 -06 52 11.4 U T05
2018-01-12 11:20:34 C 08 38 42.05 -06 52 03.3 U T05
2018-01-12 11:27:06 C 08 38 42.18 -06 51 53.4 U T05
2018-01-12 11:32:28 C 08 38 42.34 -06 51 45.7 U T05
2018-01-12 11:38:49 C 08 38 42.53 -06 51 35.8 U T05
2018-01-12 11:44:07 C 08 38 42.66 -06 51 28.2 U T05
2018-01-13 07:03:31 C 08 39 24.63 -06 21 29.1 U 703