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
1991-05-16 09:51:00 18 35 01.47 +61 59 01.5 d 261
1991-05-16 10:45:59 18 34 45.96 +61 58 04.3 d 261
1991-05-17 10:05:00 18 28 39.91 +61 33 29.7 d 261
1991-05-17 11:05:00 18 28 24.08 +61 32 27.2 d 261
2002-09-28 11:59:57 C 01 03 48.78 +10 35 35.9 t 608
2002-09-28 12:15:29 C 01 03 47.92 +10 35 24.2 t 608
2002-09-28 12:30:56 C 01 03 47.10 +10 35 12.7 t 608
2002-10-02 07:43:52 C 00 58 51.70 +09 24 45.8 19.2 c 704
2002-10-02 08:06:21 C 00 58 50.46 +09 24 28.2 19.3 c 704
2002-10-02 08:28:51 C 00 58 49.14 +09 24 11.0 19.5 c 704
2002-10-02 08:51:06 C 00 58 47.93 +09 23 53.2 19.9 c 704
2002-10-02 22:14:45 C 00 58 03.32 +09 13 07.0 c 599
2002-10-02 22:30:02 C 00 58 02.40 +09 12 54.9 c 599
2002-10-02 22:45:54 C 00 58 01.51 +09 12 43.4 c 599
2002-10-02 23:01:31 C 00 58 00.66 +09 12 30.5 c 599
2002-10-03 05:50:15 C 00 57 37.61 +09 07 00.9 19.5 c 704
2002-10-03 05:57:05 C 00 57 37.37 +09 06 55.0 19.5 c 704
2002-10-03 06:12:13 C 00 57 36.44 +09 06 43.6 19.4 c 704
2002-10-03 06:19:14 C 00 57 36.06 +09 06 37.4 19.6 c 704
2002-10-03 06:33:51 C 00 57 35.17 +09 06 25.3 18.9 c 704
2002-10-03 06:41:31 C 00 57 34.80 +09 06 19.7 19.1 c 704
2002-10-03 06:55:21 C 00 57 33.95 +09 06 08.2 19.4 c 704
2002-10-03 07:03:56 C 00 57 33.45 +09 06 01.0 19.2 c 704
2002-10-03 07:04:05 C 00 57 33.49 +09 06 00.8 c 448
2002-10-03 07:10:45 C 00 57 33.08 +09 05 55.7 c 448
2002-10-03 07:16:52 C 00 57 32.74 +09 05 50.2 19.2 c 704
2002-10-03 07:19:43 C 00 57 32.54 +09 05 47.9 c 448
2002-10-03 07:26:05 C 00 57 32.22 +09 05 42.9 19.9 c 704
2002-10-04 06:13:47 C 00 56 14.86 +08 47 07.0 19.8 c 704
2002-10-04 06:36:30 C 00 56 13.59 +08 46 47.9 19.5 c 704
2002-10-04 06:58:58 C 00 56 12.27 +08 46 29.8 19.2 c 704
2002-10-04 07:21:33 C 00 56 10.93 +08 46 11.8 19.6 c 704
2002-10-04 07:44:07 C 00 56 09.62 +08 45 53.1 19.4 c 704
2002-10-05 01:10:23 C 00 55 09.87 +08 31 29.4 c 950
2002-10-05 01:11:49 C 00 55 09.79 +08 31 28.2 c 950
2002-10-05 01:13:17 C 00 55 09.71 +08 31 26.9 c 950
2002-10-05 01:14:44 C 00 55 09.61 +08 31 25.8 c 950
2002-10-05 05:54:10 C 00 54 53.68 +08 27 33.3 19.2 c 704
2002-10-05 06:16:33 C 00 54 52.33 +08 27 14.5 19.4 c 704
2002-10-05 06:39:06 C 00 54 50.99 +08 26 55.4 19.4 c 704
2002-10-05 07:01:24 C 00 54 49.67 +08 26 37.2 19.6 c 704
2002-10-05 07:23:53 C 00 54 48.16 +08 26 16.8 20.2 c 704
2002-10-07 03:57:48 C 00 52 13.62 +07 48 45.2 c 699
2002-10-07 04:29:06 C 00 52 11.75 +07 48 18.7 c 699
2002-10-07 05:00:23 C 00 52 09.83 +07 47 52.2 c 699
2002-10-07 05:31:33 C 00 52 08.00 +07 47 25.5 c 699
2002-10-07 05:47:11 C 00 52 06.97 +07 47 12.9 18.9 c 704
2002-10-07 06:06:32 C 00 52 05.80 +07 46 55.8 c 649
2002-10-07 06:08:50 C 00 52 05.65 +07 46 54.6 19.2 c 704
2002-10-07 06:10:38 C 00 52 05.57 +07 46 53.0 19.5 c 704