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
2006-03-05 12:16:38 C 16 18 13.22 -20 09 52.6 r 448
2006-03-05 12:18:06 C 16 18 13.32 -20 09 52.3 r G96
2006-03-05 12:23:02 C 16 18 13.50 -20 09 51.7 r G96
2006-03-05 12:25:50 C 16 18 13.62 -20 09 51.4 r 448
2006-03-05 12:27:50 C 16 18 13.75 -20 09 51.0 r G96
2006-03-05 12:37:03 C 16 18 14.12 -20 09 50.4 r 448
2006-03-24 18:38:14 C 16 37 15.67 -18 22 13.0 r E12
2006-03-24 18:45:45 C 16 37 15.92 -18 22 10.4 r E12
2006-03-24 18:53:14 C 16 37 16.14 -18 22 08.3 r E12
2006-03-24 19:00:41 C 16 37 16.39 -18 22 05.7 r E12
2006-04-09 07:02:49 C 16 47 32.05 -15 40 06.9 o 808
2006-04-09 07:12:30 C 16 47 32.19 -15 40 01.2 o 808
2006-04-09 07:26:30 C 16 47 32.47 -15 39 54.8 o 808
2006-04-09 07:39:50 C 16 47 32.79 -15 39 46.6 o 808
2006-04-13 08:25:35 C 16 49 12.45 -14 42 50.7 o 644
2006-04-13 08:56:36 C 16 49 12.85 -14 42 31.3 o 644
2006-04-13 09:27:00 C 16 49 13.26 -14 42 12.4 o 644
2006-04-24 09:09:03 C 16 51 02.46 -11 26 07.6 17.7 c 704
2006-04-24 09:24:54 C 16 51 02.43 -11 25 53.3 17.8 c 704
2006-04-24 09:41:05 C 16 51 02.37 -11 25 39.5 17.9 c 704
2006-04-24 09:57:00 C 16 51 02.30 -11 25 25.2 17.8 c 704
2006-04-25 02:03:29 C 16 51 00.26 -11 11 15.4 c 113
2006-04-25 02:09:31 C 16 51 00.25 -11 11 10.3 c 113
2006-04-25 02:15:33 C 16 51 00.21 -11 11 05.0 c 113
2006-04-26 23:28:29 C 16 50 48.60 -10 29 47.3 17.31 r 084
2006-04-26 23:32:38 C 16 50 48.61 -10 29 43.4 17.33 r 084
2006-04-27 23:46:00 C 16 50 38.66 -10 06 39.2 17.29 r 084
2006-04-27 23:50:08 C 16 50 38.58 -10 06 35.4 17.28 r 084
2006-04-29 22:14:55 C 16 50 12.55 -09 20 27.9 r A13
2006-04-29 22:43:08 C 16 50 12.20 -09 19 59.2 r A13
2006-04-30 23:43:26 C 16 49 53.56 -08 54 07.3 16.91 r 084
2006-04-30 23:47:34 C 16 49 53.52 -08 54 02.9 16.92 r 084
2006-05-01 23:24:19 C 16 49 33.53 -08 28 53.8 16.59 r 084
2006-05-01 23:28:27 C 16 49 33.45 -08 28 49.9 17.07 r 084
2006-05-02 01:18:33 C 16 49 31.63 -08 26 49.2 i 071
2006-05-02 01:21:50 C 16 49 31.58 -08 26 45.7 i 071
2006-05-02 01:25:11 C 16 49 31.51 -08 26 42.1 i 071
2006-05-08 05:40:47 C 16 46 22.45 -05 32 07.9 17.2 c H55
2006-05-08 05:54:04 C 16 46 22.06 -05 31 50.8 17.1 c H55
2006-05-08 06:14:02 C 16 46 21.51 -05 31 26.1 17.2 c H55
2006-05-09 23:24:12 C 16 45 08.58 -04 37 44.6 16.11 r 084
2006-05-09 23:28:20 C 16 45 08.50 -04 37 39.5 16.04 r 084
2006-05-11 05:40:56 C 16 44 09.69 -03 56 40.5 r H45
2006-05-11 05:42:14 C 16 44 09.67 -03 56 38.7 r H45
2006-05-11 05:43:28 C 16 44 09.60 -03 56 37.1 r H45
2006-05-11 05:48:16 C 16 44 09.45 -03 56 30.5 r H45
2006-05-11 05:49:56 C 16 44 09.37 -03 56 28.2 r H45
2006-05-12 12:00:46 C 16 43 05.56 -03 14 00.9 r E14
2006-05-12 12:42:16 C 16 43 03.98 -03 13 03.7 r E14
2006-05-12 13:13:27 C 16 43 02.77 -03 12 19.3 r E14