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
2006-05-31 16:47:28 C 16 15 58.63 +10 03 40.4 r 379
2006-05-31 16:56:05 C 16 15 57.93 +10 03 57.6 r 379
2006-05-31 16:58:58 C 16 15 57.69 +10 04 03.4 r 379
2006-05-31 17:06:16 C 16 15 57.06 +10 04 17.8 r 379
2006-05-31 17:09:09 C 16 15 56.83 +10 04 23.5 r 379
2006-05-31 17:12:01 C 16 15 56.58 +10 04 29.6 r 379
2006-05-31 17:17:45 C 16 15 56.11 +10 04 40.8 r 379
2006-06-02 23:41:20 C 16 11 26.14 +11 54 12.6 c J93
2006-06-02 23:47:54 C 16 11 25.31 +11 54 31.9 c J93
2006-06-02 23:52:09 C 16 11 24.88 +11 54 41.5 c J93
2006-06-03 13:32:02 C 16 10 15.18 +12 22 29.0 300
2006-06-03 13:38:47 C 16 10 14.50 +12 22 42.1 300
2006-06-03 13:40:47 C 16 10 14.32 +12 22 47.8 300
2006-06-03 15:28:15 C 16 10 04.56 +12 26 25.7 r 379
2006-06-03 15:33:29 C 16 10 04.05 +12 26 36.4 r 379
2006-06-05 12:08:15 C 16 06 08.87 +13 58 05.1 r 379
2006-06-05 12:10:54 C 16 06 08.61 +13 58 10.2 r 379
2006-06-05 12:13:31 C 16 06 08.39 +13 58 15.6 r 379
2006-06-05 12:18:45 C 16 06 07.86 +13 58 26.8 r 379
2006-06-05 12:24:01 C 16 06 07.36 +13 58 37.2 r 379
2006-06-05 12:32:42 C 16 06 06.55 +13 58 54.9 r 379
2006-06-05 12:35:20 C 16 06 06.33 +13 59 00.5 r 379
2006-06-05 12:37:56 C 16 06 06.11 +13 59 06.1 r 379
2006-06-05 12:43:12 C 16 06 05.60 +13 59 16.7 r 379
2006-06-05 12:45:50 C 16 06 05.34 +13 59 22.2 r 379
2006-06-05 12:48:27 C 16 06 05.08 +13 59 27.7 r 379
2006-06-06 06:01:14 C 16 04 30.92 +14 34 58.8 15.8 c H55
2006-06-06 06:02:38 C 16 04 30.78 +14 35 01.5 15.8 c H55
2006-06-06 06:04:03 C 16 04 30.65 +14 35 04.6 15.7 c H55
2006-06-06 06:23:24 C 16 04 28.81 +14 35 44.5 15.8 c H55
2006-06-06 06:25:50 C 16 04 28.55 +14 35 50.5 15.8 c H55
2006-06-06 06:28:16 C 16 04 28.35 +14 35 54.8 15.8 c H55
2006-06-06 06:30:43 C 16 04 28.16 +14 35 59.0 15.9 c H55
2006-06-06 06:33:08 C 16 04 27.87 +14 36 04.5 15.8 c H55
2006-06-06 06:35:33 C 16 04 27.65 +14 36 09.4 15.9 c H55
2006-06-06 12:13:14 C 16 03 57.57 +14 47 49.7 r 379
2006-06-06 12:25:23 C 16 03 56.41 +14 48 14.1 r 379
2006-06-06 12:28:01 C 16 03 56.11 +14 48 20.1 r 379
2006-06-06 12:35:53 C 16 03 55.38 +14 48 36.2 r 379
2006-06-06 12:38:31 C 16 03 55.13 +14 48 41.6 r 379
2006-06-06 12:41:07 C 16 03 54.89 +14 48 46.9 r 379
2006-06-06 13:20:30 C 16 03 51.16 +14 50 09.0 300
2006-06-06 13:24:30 C 16 03 50.77 +14 50 17.0 300
2006-06-06 13:36:29 C 16 03 49.60 +14 50 41.6 300
2006-06-06 13:40:30 C 16 03 49.22 +14 50 50.5 300
2006-06-06 13:44:30 C 16 03 48.88 +14 50 58.2 300
2006-06-06 13:48:29 C 16 03 48.42 +14 51 07.2 300
2006-06-06 20:48:33 C 16 03 10.06 +15 05 32.1 r 185
2006-06-06 20:57:34 C 16 03 09.19 +15 05 50.9 r 185
2006-06-06 21:02:08 C 16 03 08.76 +15 06 00.2 r 185