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
2022-04-12 10:10:17 C 15 26 28.518 -17 00 16.67 V 703
2022-04-12 13:14:54 C 15 26 22.912 -16 58 45.92 U F52
2022-04-12 13:30:39 C 15 26 22.402 -16 58 38.27 U F52
2022-04-12 13:46:19 C 15 26 21.897 -16 58 30.61 U F52
2022-04-13 05:13:59 C 15 25 53.424 -16 50 49.13 V W68
2022-04-13 06:02:04 C 15 25 51.814 -16 50 25.98 V W68
2022-04-13 06:09:34 C 15 25 51.571 -16 50 21.88 V W68
2022-04-13 06:34:03 C 15 25 50.772 -16 50 09.56 V W68
2022-04-14 04:22:42 C 15 25 08.700 -16 39 11.38 V W68
2022-04-14 04:26:39 C 15 25 08.513 -16 39 09.58 V W68
2022-04-14 04:33:50 C 15 25 08.280 -16 39 06.08 V W68
2022-04-14 04:47:33 C 15 25 07.786 -16 38 58.60 V W68
2022-04-14 08:10:24 C 15 25 01.013 -16 37 21.68 V 703
2022-04-14 08:18:15 C 15 25 00.674 -16 37 18.44 V 703
2022-04-14 08:26:05 C 15 25 00.455 -16 37 13.19 V 703
2022-04-14 08:33:55 C 15 25 00.242 -16 37 09.52 V 703
2022-04-15 08:56:07 C 15 24 10.220 -16 24 30.92 V G96
2022-04-15 09:02:56 C 15 24 09.943 -16 24 27.72 V G96
2022-04-15 09:09:45 C 15 24 09.666 -16 24 24.26 V G96
2022-04-15 09:16:35 C 15 24 09.410 -16 24 20.74 V G96
2022-04-16 04:08:43 C 15 23 29.266 -16 14 10.93 V W68
2022-04-16 04:13:58 C 15 23 29.090 -16 14 08.66 V W68
2022-04-16 04:21:53 C 15 23 28.738 -16 14 04.70 V W68
2022-04-16 04:41:15 C 15 23 28.092 -16 13 53.94 V W68
2022-04-21 07:07:05 C 15 18 30.977 -15 03 31.90 V W68
2022-04-21 07:11:20 C 15 18 30.768 -15 03 29.30 V W68
2022-04-21 07:21:39 C 15 18 30.274 -15 03 22.86 V W68
2022-04-21 07:39:48 C 15 18 29.453 -15 03 11.56 V W68
2022-04-24 10:17:41 C 15 14 59.460 -14 15 56.09 V 703
2022-04-24 10:25:13 C 15 14 59.071 -14 15 51.48 V 703
2022-04-24 10:32:44 C 15 14 58.700 -14 15 45.79 V 703
2022-04-24 10:40:16 C 15 14 58.304 -14 15 41.54 V 703
2022-04-25 09:00:00 C 15 13 51.514 -14 00 51.95 V G96
2022-04-25 09:07:21 C 15 13 51.128 -14 00 47.05 V G96
2022-04-25 09:14:40 C 15 13 50.732 -14 00 41.76 V G96
2022-04-25 09:22:01 C 15 13 50.351 -14 00 37.19 V G96
2022-04-26 04:53:02 C 15 12 50.506 -13 47 17.20 V W68
2022-04-26 04:58:38 C 15 12 50.201 -13 47 13.45 V W68
2022-04-26 05:18:20 C 15 12 49.147 -13 46 59.92 V W68
2022-04-26 05:27:11 C 15 12 48.679 -13 46 53.69 V W68
2022-04-27 22:40:21 C 15 10 37.399 -13 18 24.73 V K74
2022-04-27 22:44:23 C 15 10 37.193 -13 18 21.64 V K74
2022-04-27 22:47:37 C 15 10 36.991 -13 18 19.26 V K74
2022-04-27 22:50:51 C 15 10 36.811 -13 18 17.06 V K74
2022-04-27 22:54:03 C 15 10 36.638 -13 18 14.80 V K74
2022-04-28 06:43:21 C 15 10 10.788 -13 12 33.01 V W68
2022-04-28 06:49:34 C 15 10 10.428 -13 12 28.58 V W68
2022-04-28 07:05:06 C 15 10 09.552 -13 12 17.35 V W68
2022-04-28 07:13:50 C 15 10 09.065 -13 12 11.05 V W68
2022-04-28 08:23:00 C 15 10 05.437 -13 11 29.90 V 703