477327 (2009 TB8)

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.7056001983 ± 2.93e-08
Semi-major axis (a)2.2755218737 AU ± 9.55e-09
Inclination (i)10.17603520° ± 5.64e-06
Long. of Asc. Node (Ω)276.53794536° ± 4.03e-05
Arg. of Perihelion (ω)228.39112756° ± 3.95e-05
Mean Anomaly (M)212.39935758° ± 6.02e-06
Mean Motion (n)0.2871380550°/day ± 1.81e-09
Perihelion dist (q)0.66991319 AU ± 6.68e-08
Aphelion dist (Q)3.88113056 AU ± 6.87e-08
Orbital Period3.43258675 yr ± 2.16e-08
Physical Parameters
H (abs. magnitude)18.32
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-01
RMS Residual0.272″
Uncertainty0
Orbit TypeApollo
MOID0.079922 AU
Observations Used153
Oppositions11
Arc Total2009-2024
First Observation Used2009-09-26
Last Observation Used2024-06-15
Observations (174)
Date Type RA Dec Mag Band Observatory
2009-09-26 08:55:35 C 00 39 05.23 +24 18 56.0 n 645
2009-09-26 08:55:35 C 00 39 05.237 +24 18 56.06 n 645
2009-09-26 08:56:11 C 00 39 05.227 +24 18 55.97 n 645
2009-09-26 08:56:11 C 00 39 05.23 +24 18 56.0 n 645
2009-09-26 08:56:47 C 00 39 05.153 +24 18 55.79 n 645
2009-09-26 08:56:47 C 00 39 05.16 +24 18 55.8 n 645
2009-09-26 08:57:23 C 00 39 05.14 +24 18 56.0 n 645
2009-09-26 08:57:23 C 00 39 05.153 +24 18 55.86 n 645
2009-09-26 09:00:22 C 00 39 04.91 +24 18 55.3 n 645
2009-09-26 09:00:22 C 00 39 04.915 +24 18 55.30 n 645
2009-09-26 09:00:57 C 00 39 04.906 +24 18 55.34 n 645
2009-09-26 09:00:57 C 00 39 04.92 +24 18 55.3 n 645
2009-10-14 03:16:18 C 00 08 08.48 +22 17 06.5 r G96
2009-10-14 03:25:16 C 00 08 07.80 +22 17 01.8 r G96
2009-10-14 03:34:07 C 00 08 07.11 +22 16 58.4 r G96
2009-10-14 03:42:41 C 00 08 06.43 +22 16 54.3 r G96
2009-10-14 04:25:46 C 00 08 02.97 +22 16 35.5 o H01
2009-10-14 04:32:09 C 00 08 02.46 +22 16 32.8 o H01
2009-10-14 04:39:58 C 00 08 01.84 +22 16 29.3 o H01
2009-10-14 04:45:26 C 00 08 01.41 +22 16 26.9 o H01
2009-10-14 11:40:26 C 00 07 28.77 +22 13 22.9 o F65
2009-10-14 11:42:14 C 00 07 28.67 +22 13 22.2 o F65
2009-10-14 11:43:48 C 00 07 28.50 +22 13 21.4 o F65
2009-10-14 11:45:22 C 00 07 28.41 +22 13 20.7 o F65
2009-10-14 11:46:55 C 00 07 28.26 +22 13 19.9 o F65
2009-10-14 11:48:33 C 00 07 28.14 +22 13 19.3 o F65
2009-10-15 02:57:58 C 00 06 18.36 +22 06 24.2 o H01
2009-10-15 03:15:48 C 00 06 16.95 +22 06 16.1 o H01
2009-10-15 03:23:44 C 00 06 16.31 +22 06 12.5 o H01
2009-10-15 07:47:02 C 00 05 55.44 +22 04 11.4 c 926
2009-10-15 07:52:57 C 00 05 54.94 +22 04 09.1 c 926
2009-10-15 07:58:52 C 00 05 54.47 +22 04 06.0 c 926
2009-10-17 04:02:46 C 00 02 30.626 +21 43 04.01 n 645
2009-10-17 04:02:46 C 00 02 30.64 +21 43 04.1 n 645
2009-10-17 04:03:57 C 00 02 30.562 +21 43 03.61 n 645
2009-10-17 04:03:57 C 00 02 30.57 +21 43 03.6 n 645
2009-10-17 04:06:21 C 00 02 30.343 +21 43 02.41 n 645
2009-10-17 04:06:21 C 00 02 30.35 +21 43 02.3 n 645
2009-10-17 04:07:32 C 00 02 30.25 +21 43 01.7 n 645
2009-10-17 04:07:32 C 00 02 30.256 +21 43 01.73 n 645
2009-10-18 04:42:55 C 00 00 36.73 +21 30 45.4 r 448
2009-10-18 05:28:41 C 00 00 33.12 +21 30 21.7 r 448
2009-10-18 06:12:42 C 00 00 29.70 +21 29 59.4 r 448
2009-11-10 05:50:07 C 23 25 07.54 +15 53 17.8 o 291
2009-11-10 05:56:03 C 23 25 07.24 +15 53 14.1 o 291
2009-11-10 06:03:10 C 23 25 06.93 +15 53 09.3 o 291
2009-11-10 06:14:59 C 23 25 06.36 +15 53 01.5 o 291
2009-11-10 06:20:43 C 23 25 06.08 +15 52 57.8 o 291
2009-11-10 06:27:05 C 23 25 05.79 +15 52 53.8 o 291
2009-11-10 06:33:01 C 23 25 05.51 +15 52 49.9 o 291