154278 (2002 TB9)

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS ⇩ Gaia
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.5915456487 ± 7.99e-09
Semi-major axis (a)1.8039785499 AU ± 1.23e-09
Inclination (i)29.76136799° ± 1.27e-06
Long. of Asc. Node (Ω)196.22005439° ± 1.89e-06
Arg. of Perihelion (ω)322.67291771° ± 1.22e-06
Mean Anomaly (M)109.20681663° ± 1.40e-06
Mean Motion (n)0.4067852736°/day ± 4.17e-10
Perihelion dist (q)0.73684289 AU ± 1.44e-08
Aphelion dist (Q)2.87111421 AU ± 1.46e-08
Orbital Period2.42296452 yr ± 2.48e-09
Physical Parameters
H (abs. magnitude)16.50
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-05-31
RMS Residual0.048″
Uncertainty0
Orbit TypeApollo
MOID0.183987 AU
Observations Used1141
Gaia Obs Used48
Oppositions14
Arc Total1991-2015
First Observation Used1991-05-16
Last Observation Used2025-08-18
Observations (1241)
Date Type RA Dec Mag Band Observatory
2008-06-08 09:17:13 C 18 22 28.49 +45 42 43.7 r H45
2008-06-08 09:19:02 C 18 22 28.27 +45 42 43.2 r H45
2008-06-08 09:21:23 C 18 22 28.03 +45 42 42.3 r H45
2008-06-08 09:23:45 C 18 22 27.79 +45 42 41.3 r H45
2008-06-08 09:25:57 C 18 22 27.56 +45 42 40.4 r H45
2008-06-13 05:33:05 C 18 11 00.75 +44 51 26.2 r H45
2008-06-13 05:34:20 C 18 11 00.68 +44 51 25.6 r H45
2008-06-13 05:38:16 C 18 11 00.26 +44 51 23.7 r H45
2008-06-13 05:41:36 C 18 10 59.93 +44 51 21.8 r H45
2008-06-13 05:47:03 C 18 10 59.41 +44 51 19.0 r H45
2008-06-13 22:46:44 C 18 09 24.73 +44 42 20.8 o J51
2008-06-13 22:55:18 C 18 09 23.91 +44 42 16.3 o J51
2008-06-13 23:02:49 C 18 09 23.19 +44 42 12.3 o J51
2008-06-15 06:53:41 C 18 06 28.83 +44 24 28.4 r 703
2008-06-15 07:00:46 C 18 06 28.18 +44 24 24.4 r 703
2008-06-15 07:07:52 C 18 06 27.50 +44 24 20.7 r 703
2008-06-15 07:14:58 C 18 06 26.85 +44 24 16.3 r 703
2008-06-17 08:46:31 C 18 02 06.58 +43 54 16.5 r H45
2008-06-17 08:48:11 C 18 02 06.44 +43 54 15.4 r H45
2008-06-17 08:52:37 C 18 02 06.04 +43 54 12.2 r H45
2008-06-17 08:54:33 C 18 02 05.86 +43 54 10.9 r H45
2008-06-17 08:56:07 C 18 02 05.72 +43 54 10.1 r H45
2008-06-18 05:20:51 C 18 00 23.50 +43 41 02.7 r H45
2008-06-18 05:36:28 C 18 00 22.12 +43 40 52.1 r H45
2008-06-18 05:38:45 C 18 00 21.93 +43 40 50.8 r H45
2008-06-18 05:40:13 C 18 00 21.79 +43 40 49.9 r H45
2008-06-18 05:41:41 C 18 00 21.65 +43 40 49.0 r H45
2008-06-23 00:20:18 C 17 51 27.26 +42 19 06.3 c B37
2008-06-23 00:23:46 C 17 51 26.99 +42 19 03.0 c B37
2008-06-23 00:26:11 C 17 51 26.90 +42 19 01.4 c B37
2008-06-23 00:28:36 C 17 51 26.66 +42 18 59.7 c B37
2008-06-23 22:05:32 C 17 49 54.87 +42 02 11.4 o B15
2008-06-23 22:08:59 C 17 49 54.59 +42 02 09.0 o B15
2008-06-23 22:12:26 C 17 49 54.33 +42 02 06.2 o B15
2008-06-23 22:15:55 C 17 49 54.09 +42 02 03.5 o B15
2008-07-03 03:19:24 C 17 36 50.76 +38 50 12.5 o H83
2008-07-03 03:39:57 C 17 36 49.73 +38 49 53.0 o H83
2008-07-03 04:01:16 C 17 36 48.65 +38 49 33.3 o H83
2008-07-10 22:12:21 C 17 29 29.10 +35 47 04.7 r B67
2008-07-10 22:21:28 C 17 29 28.80 +35 46 55.5 r B67
2008-07-10 22:30:00 C 17 29 28.52 +35 46 46.6 r B67
2008-07-31 21:56:34 C 17 23 53.35 +27 05 29.5 c B37
2008-07-31 21:59:03 C 17 23 53.39 +27 05 26.5 c B37
2008-07-31 22:02:19 C 17 23 53.50 +27 05 24.5 c B37
2008-08-03 22:19:56 C 17 24 28.79 +25 51 56.3 c B37
2008-08-03 22:20:43 C 17 24 28.82 +25 51 55.2 c B37
2008-08-03 22:21:31 C 17 24 28.85 +25 51 54.2 c B37
2008-08-03 22:26:13 C 17 24 28.91 +25 51 50.0 c B37
2009-09-14 06:55:07 C 23 29 06.72 +15 30 11.9 r 703
2009-09-14 06:59:15 C 23 29 06.39 +15 30 09.2 r 703