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
2019-10-26 12:18:37 C 09 02 42.08 -03 26 00.9 V 703
2019-10-26 12:25:09 C 09 02 42.36 -03 26 05.6 V 703
2019-10-28 14:54:24 C 09 04 44.38 -04 04 24.3 V T08
2019-10-28 14:59:04 C 09 04 44.54 -04 04 27.6 V T08
2019-10-28 15:09:04 C 09 04 44.90 -04 04 35.1 V T08
2019-10-28 15:18:31 C 09 04 45.29 -04 04 42.5 V T08
2019-11-01 11:16:18 C 09 08 05.83 -05 13 25.8 V 703
2019-11-01 11:23:20 C 09 08 06.06 -05 13 32.5 V 703
2019-11-01 11:30:22 C 09 08 06.28 -05 13 36.2 V 703
2019-11-01 11:37:26 C 09 08 06.50 -05 13 40.7 V 703
2019-11-01 14:04:25 C 09 08 11.51 -05 15 29.2 V T08
2019-11-01 14:09:25 C 09 08 11.66 -05 15 32.8 V T08
2019-11-01 14:17:35 C 09 08 11.94 -05 15 38.6 V T08
2019-11-01 14:33:54 C 09 08 12.46 -05 15 51.4 V T08
2019-11-03 12:42:49 C 09 09 42.06 -05 49 43.8 V T05
2019-11-03 12:47:52 C 09 09 42.16 -05 49 47.4 V T05
2019-11-03 12:56:40 C 09 09 42.41 -05 49 55.2 V T05
2019-11-03 13:11:42 C 09 09 42.92 -05 50 05.1 V T05
2019-11-04 10:53:19 C 09 10 22.32 -06 05 54.3 V 703
2019-11-04 11:00:16 C 09 10 22.51 -06 05 59.2 V 703
2019-11-04 11:07:13 C 09 10 22.73 -06 06 05.0 V 703
2019-11-04 11:14:11 C 09 10 23.00 -06 06 10.2 V 703
2019-11-13 13:45:21 C 09 15 29.62 -08 40 02.7 V T08
2019-11-13 13:50:39 C 09 15 29.71 -08 40 06.9 V T08
2019-11-13 13:59:01 C 09 15 29.83 -08 40 12.9 V T08
2019-11-13 14:13:10 C 09 15 30.09 -08 40 21.8 V T08
2019-11-21 14:17:23 C 09 17 35.68 -10 46 46.3 V T08
2019-11-21 14:23:12 C 09 17 35.69 -10 46 49.9 V T08
2019-11-21 14:33:11 C 09 17 35.77 -10 46 56.1 V T08
2019-11-21 14:48:08 C 09 17 35.80 -10 47 05.6 V T08
2019-11-25 12:26:39 C 09 17 45.21 -11 45 04.5 V T08
2019-11-25 12:31:21 C 09 17 45.19 -11 45 07.4 V T08
2019-11-25 12:39:54 C 09 17 45.15 -11 45 12.9 V T08
2019-11-25 12:55:05 C 09 17 45.12 -11 45 22.0 V T08
2019-11-29 12:05:53 C 09 17 18.05 -12 41 23.4 V T08
2019-11-29 12:10:09 C 09 17 17.98 -12 41 26.4 V T08
2019-11-29 12:24:29 C 09 17 17.87 -12 41 34.0 V T08
2019-11-29 12:35:02 C 09 17 17.80 -12 41 40.6 V T08
2019-12-03 12:46:41 C 09 16 12.26 -13 34 55.3 V T08
2019-12-03 12:51:34 C 09 16 12.16 -13 34 57.5 V T08
2019-12-03 13:06:08 C 09 16 11.92 -13 35 05.1 V T08
2019-12-03 13:14:17 C 09 16 11.80 -13 35 09.6 V T08
2019-12-05 11:27:01 C 09 15 26.73 -13 59 23.7 V T05
2019-12-05 11:31:42 C 09 15 26.67 -13 59 25.8 V T05
2019-12-05 11:40:28 C 09 15 26.48 -13 59 31.1 V T05
2019-12-05 11:55:25 C 09 15 26.20 -13 59 38.3 V T05
2019-12-07 12:05:44 C 09 14 29.53 -14 23 53.4 V T08
2019-12-07 12:11:26 C 09 14 29.44 -14 23 56.2 V T08
2019-12-07 12:19:56 C 09 14 29.26 -14 24 00.5 V T08
2019-12-07 12:35:23 C 09 14 28.88 -14 24 07.5 V T08