143947 (2003 YQ117)

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS ⇩ Gaia
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.6543186556 ± 3.88e-09
Semi-major axis (a)2.1819666391 AU ± 8.08e-10
Inclination (i)21.02942583° ± 1.87e-07
Long. of Asc. Node (Ω)217.48876804° ± 7.24e-07
Arg. of Perihelion (ω)135.71577595° ± 6.55e-07
Mean Anomaly (M)348.18414502° ± 6.82e-07
Mean Motion (n)0.3058018559°/day ± 1.70e-10
Perihelion dist (q)0.75426516 AU ± 8.46e-09
Aphelion dist (Q)3.60966812 AU ± 8.56e-09
Orbital Period3.22308797 yr ± 1.79e-09
Physical Parameters
H (abs. magnitude)15.36
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-05-31
RMS Residual0.030″
Uncertainty0
Orbit TypeApollo
MOID0.103711 AU
Observations Used1871
Gaia Obs Used138
Oppositions10
Arc Total2002-2017
First Observation Used2002-03-15
Last Observation Used2025-06-18
Observations (2011)
Date Type RA Dec Mag Band Observatory
2006-06-24 13:00:27 C 15 19 07.54 +29 20 34.2 r 379
2006-06-24 13:03:19 C 15 19 07.20 +29 20 39.3 r 379
2006-06-24 13:09:04 C 15 19 06.53 +29 20 50.2 r 379
2006-06-24 13:11:58 C 15 19 06.20 +29 20 55.6 r 379
2006-06-24 13:14:50 C 15 19 05.84 +29 21 00.7 r 379
2006-06-24 21:11:58 C 15 18 12.91 +29 35 47.2 r A89
2006-06-24 21:16:50 C 15 18 12.36 +29 35 56.5 r A89
2006-06-24 21:21:55 C 15 18 11.75 +29 36 06.0 r A89
2006-06-25 21:11:53 C 15 15 32.15 +30 20 14.1 16.7 r 130
2006-06-25 21:13:33 C 15 15 31.96 +30 20 17.2 16.5 r 130
2006-06-25 21:15:14 C 15 15 31.77 +30 20 20.2 16.6 r 130
2006-06-25 21:16:54 C 15 15 31.58 +30 20 23.1 16.6 r 130
2006-06-26 21:06:54 C 15 12 51.51 +31 03 56.5 o 198
2006-06-26 21:09:30 C 15 12 51.20 +31 04 01.4 o 198
2006-06-26 21:12:06 C 15 12 50.91 +31 04 06.2 o 198
2006-06-26 21:16:25 C 15 12 50.40 +31 04 13.7 o 198
2006-06-26 21:19:53 C 15 12 49.99 +31 04 20.2 o 198
2006-06-26 22:35:19 C 15 12 41.14 +31 06 37.7 15.6 o 160
2006-06-26 22:36:59 C 15 12 40.94 +31 06 40.6 15.5 o 160
2006-06-26 22:38:38 C 15 12 40.75 +31 06 43.7 15.7 o 160
2006-06-26 22:40:16 C 15 12 40.57 +31 06 46.6 15.7 o 160
2006-06-26 22:41:55 C 15 12 40.37 +31 06 49.6 15.5 o 160
2006-06-26 22:43:17 C 15 12 40.22 +31 06 52.0 15.5 o 160
2006-06-26 22:45:15 C 15 12 39.98 +31 06 55.5 15.6 o 160
2006-06-26 22:46:01 C 15 12 39.94 +31 06 56.0 r 203
2006-06-26 22:47:11 C 15 12 39.76 +31 06 58.9 15.6 o 160
2006-06-26 22:48:33 C 15 12 39.60 +31 07 01.3 15.6 o 160
2006-06-26 22:50:12 C 15 12 39.40 +31 07 04.4 15.6 o 160
2006-06-26 23:33:23 C 15 12 34.47 +31 08 21.2 r 203
2006-06-27 04:43:05 C 15 11 59.99 +31 17 47.8 r H45
2006-06-27 04:44:06 C 15 11 59.87 +31 17 49.6 r H45
2006-06-27 04:45:24 C 15 11 59.71 +31 17 51.8 r H45
2006-06-27 04:49:22 C 15 11 59.24 +31 17 59.1 r H45
2006-06-27 04:50:41 C 15 11 59.09 +31 18 01.3 r H45
2006-06-27 12:13:45 C 15 11 09.71 +31 31 22.4 r 379
2006-06-27 12:16:23 C 15 11 09.44 +31 31 27.3 r 379
2006-06-27 12:18:59 C 15 11 09.11 +31 31 31.4 r 379
2006-06-27 12:24:14 C 15 11 08.48 +31 31 41.2 r 379
2006-06-27 12:26:53 C 15 11 08.17 +31 31 45.7 r 379
2006-06-27 12:35:48 C 15 11 07.10 +31 32 02.0 r 379
2006-06-27 12:38:26 C 15 11 06.80 +31 32 06.6 r 379
2006-06-27 12:41:04 C 15 11 06.51 +31 32 11.4 r 379
2006-06-29 06:16:36 C 15 06 24.79 +32 46 14.3 c H45
2006-06-29 06:17:23 C 15 06 24.71 +32 46 15.7 c H45
2006-06-29 06:19:18 C 15 06 24.48 +32 46 19.1 c H45
2006-06-29 06:20:28 C 15 06 24.35 +32 46 21.0 c H45
2006-06-29 06:21:49 C 15 06 24.19 +32 46 23.4 c H45
2006-06-29 12:49:58 C 15 05 40.95 +32 57 49.3 r 379
2006-06-29 13:16:41 C 15 05 37.81 +32 58 35.3 r 379
2006-06-29 13:19:19 C 15 05 37.50 +32 58 39.8 r 379