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
2009-09-14 07:03:23 C 23 29 06.18 +15 30 07.3 r 703
2009-09-14 07:10:06 C 23 29 06.00 +15 30 02.6 r 703
2009-09-17 04:38:07 C 23 25 36.91 +14 51 36.3 r G96
2009-09-17 04:48:25 C 23 25 36.33 +14 51 29.7 r G96
2009-09-17 04:59:01 C 23 25 35.79 +14 51 23.7 r G96
2009-09-17 05:09:20 C 23 25 35.25 +14 51 18.1 r G96
2011-07-23 08:01:01 C 22 20 48.43 +23 19 11.9 o H21
2011-07-23 08:16:32 C 22 20 47.87 +23 19 12.1 o H21
2011-07-23 08:32:20 C 22 20 47.30 +23 19 11.8 o H21
2012-09-02 09:05:14 C 04 29 05.44 +10 36 33.7 u 807
2012-09-02 09:12:44 C 04 29 06.07 +10 36 29.4 u 807
2012-09-02 09:19:47 C 04 29 06.66 +10 36 25.6 u 807
2012-09-02 09:24:54 C 04 29 07.10 +10 36 22.9 u 807
2012-09-02 09:30:00 C 04 29 07.52 +10 36 20.1 u 807
2012-09-16 09:26:25 C 04 58 49.69 +06 38 42.9 u 807
2012-09-16 09:32:11 C 04 58 50.20 +06 38 37.9 u 807
2012-09-16 09:37:56 C 04 58 50.72 +06 38 32.9 u 807
2012-09-16 09:43:42 C 04 58 51.25 +06 38 27.9 u 807
2012-09-16 09:48:19 C 04 58 51.67 +06 38 23.7 u 807
2012-10-20 07:44:50 C 06 26 50.18 -13 44 06.0 u 807
2012-10-20 07:48:09 C 06 26 50.62 -13 44 13.6 u 807
2012-10-20 07:51:28 C 06 26 51.05 -13 44 21.0 u 807
2012-10-20 07:54:46 C 06 26 51.48 -13 44 28.6 u 807
2012-10-20 07:58:04 C 06 26 51.92 -13 44 35.9 u 807
2012-10-20 08:01:22 C 06 26 52.35 -13 44 43.5 u 807
2012-10-20 08:04:21 C 06 26 52.74 -13 44 50.1 u 807
2012-10-21 10:28:17 C 06 30 27.47 -14 45 16.9 17.2 c 704
2012-10-21 10:48:26 C 06 30 30.19 -14 46 03.1 17.4 c 704
2012-10-21 11:09:02 C 06 30 32.95 -14 46 50.3 17.6 c 704
2012-10-21 11:29:12 C 06 30 35.67 -14 47 37.1 17.7 c 704
2012-10-23 08:35:31 C 06 36 53.64 -16 33 30.1 o 807
2012-10-23 08:42:04 C 06 36 54.57 -16 33 46.0 o 807
2012-10-23 08:48:35 C 06 36 55.47 -16 34 01.5 o 807
2012-10-25 07:49:54 C 06 43 45.22 -18 28 43.6 u 807
2012-10-25 07:53:11 C 06 43 45.69 -18 28 51.6 u 807
2012-10-25 07:56:28 C 06 43 46.17 -18 28 59.8 u 807
2012-10-25 08:08:22 C 06 43 47.89 -18 29 29.5 u 807
2012-10-25 08:30:53 C 06 43 51.16 -18 30 25.5 u 807
2012-10-25 08:34:09 C 06 43 51.63 -18 30 33.6 u 807
2012-10-25 08:37:06 C 06 43 52.05 -18 30 40.9 u 807
2014-08-30 09:22:21 C 00 39 25.45 +17 27 46.2 q 703
2014-08-30 09:31:03 C 00 39 25.13 +17 27 43.1 q 703
2014-08-30 09:39:45 C 00 39 24.84 +17 27 40.4 q 703
2014-09-21 06:51:44 C 00 17 01.62 +13 24 58.9 N I41
2014-09-21 07:59:31 C 00 16 58.01 +13 24 17.6 N I41
2014-09-22 06:22:57 C 00 15 48.48 +13 10 26.9 N I41
2014-09-22 07:40:45 C 00 15 44.33 +13 09 38.6 N I41
2014-09-23 06:35:47 C 00 14 32.43 +12 55 11.9 q G96
2014-09-23 06:45:43 C 00 14 31.89 +12 55 05.6 q G96
2014-09-23 06:55:39 C 00 14 31.37 +12 54 59.3 q G96