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
2006-06-14 20:57:44 C 15 44 14.17 +21 43 32.2 r A89
2006-06-14 21:07:07 C 15 44 13.15 +21 43 51.7 r A89
2006-06-14 21:11:50 C 15 44 12.63 +21 44 01.0 r A89
2006-06-14 21:16:32 C 15 44 12.16 +21 44 10.7 r A89
2006-06-14 21:34:46 C 15 44 10.15 +21 44 49.5 r A16
2006-06-14 22:21:12 C 15 44 05.14 +21 46 24.4 r A16
2006-06-14 23:14:07 C 15 43 59.46 +21 48 11.6 r 203
2006-06-14 23:52:58 C 15 43 55.27 +21 49 31.0 r 203
2006-06-15 06:21:44 C 15 43 14.75 +22 02 49.6 r H45
2006-06-15 06:22:34 C 15 43 14.66 +22 02 51.4 r H45
2006-06-15 06:23:32 C 15 43 14.56 +22 02 53.4 r H45
2006-06-15 06:26:32 C 15 43 14.23 +22 02 59.4 r H45
2006-06-15 06:28:11 C 15 43 14.05 +22 03 02.8 r H45
2006-06-15 21:16:14 C 15 41 41.72 +22 33 11.2 r A89
2006-06-15 21:20:00 C 15 41 41.31 +22 33 18.6 r A89
2006-06-15 21:23:45 C 15 41 40.90 +22 33 26.5 r A89
2006-06-15 21:27:31 C 15 41 40.49 +22 33 34.0 r A89
2006-06-15 21:31:09 C 15 41 40.10 +22 33 41.5 r A89
2006-06-16 05:33:27 C 15 40 49.24 +22 50 07.2 16.1 c 704
2006-06-16 05:48:11 C 15 40 47.61 +22 50 37.0 16.1 c 704
2006-06-16 06:02:37 C 15 40 46.01 +22 51 06.3 16.3 c 704
2006-06-16 06:18:15 C 15 40 44.30 +22 51 37.7 16.4 c 704
2006-06-16 06:34:30 C 15 40 42.50 +22 52 10.7 16.2 c 704
2006-06-16 22:09:36 C 15 39 03.98 +23 23 44.0 r 176
2006-06-16 22:10:50 C 15 39 03.83 +23 23 46.6 r 176
2006-06-16 22:12:06 C 15 39 03.71 +23 23 48.9 r 176
2006-06-16 22:13:20 C 15 39 03.54 +23 23 51.7 r 176
2006-06-16 22:14:34 C 15 39 03.42 +23 23 54.1 r 176
2006-06-17 00:01:41 C 15 38 51.79 +23 27 26.3 c J93
2006-06-17 00:10:49 C 15 38 50.81 +23 27 44.2 c J93
2006-06-17 00:19:58 C 15 38 49.81 +23 28 02.5 c J93
2006-06-19 11:19:35 C 15 32 30.93 +25 26 09.1 r 379
2006-06-19 11:22:29 C 15 32 30.60 +25 26 14.6 r 379
2006-06-19 11:25:21 C 15 32 30.27 +25 26 20.3 r 379
2006-06-19 11:33:58 C 15 32 29.31 +25 26 37.4 r 379
2006-06-19 12:03:56 C 15 32 25.90 +25 27 36.7 r 379
2006-06-19 12:06:50 C 15 32 25.57 +25 27 42.4 r 379
2006-06-19 12:09:42 C 15 32 25.23 +25 27 48.3 r 379
2006-06-19 12:15:27 C 15 32 24.60 +25 27 59.5 r 379
2006-06-19 12:18:19 C 15 32 24.27 +25 28 05.4 r 379
2006-06-19 12:21:11 C 15 32 23.94 +25 28 11.3 r 379
2006-06-19 12:28:27 C 15 32 23.09 +25 28 25.4 r 379
2006-06-19 12:31:20 C 15 32 22.79 +25 28 31.5 r 379
2006-06-19 12:39:56 C 15 32 21.82 +25 28 48.2 r 379
2006-06-19 12:42:50 C 15 32 21.50 +25 28 53.6 r 379
2006-06-19 22:49:46 C 15 31 15.23 +25 48 47.5 A99
2006-06-19 22:52:11 C 15 31 14.95 +25 48 52.4 A99
2006-06-19 22:54:20 C 15 31 14.71 +25 48 56.6 A99
2006-06-19 22:56:28 C 15 31 14.48 +25 49 00.6 A99
2006-06-19 22:58:37 C 15 31 14.22 +25 49 04.9 A99