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
2023-01-20 20:34:05 C 05 02 11.018 -15 40 03.61 V M22
2023-01-20 20:41:53 C 05 02 11.186 -15 39 56.56 V M22
2023-01-21 02:13:40 C 05 02 19.246 -15 34 51.35 V W68
2023-01-21 02:15:01 C 05 02 19.265 -15 34 50.34 V W68
2023-01-21 02:18:16 C 05 02 19.349 -15 34 47.28 V W68
2023-01-21 02:19:33 C 05 02 19.361 -15 34 45.95 V W68
2023-01-21 02:37:14 C 05 02 19.742 -15 34 29.64 V W68
2023-01-21 02:39:17 C 05 02 19.786 -15 34 27.73 V W68
2023-01-21 02:46:36 C 05 02 19.937 -15 34 21.11 V W68
2023-01-21 02:47:54 C 05 02 19.968 -15 34 19.85 V W68
2023-01-24 06:35:37 C 05 04 16.935 -14 26 08.06 U F52
2023-01-24 06:51:59 C 05 04 17.333 -14 25 53.71 U F52
2023-01-24 07:08:22 C 05 04 17.734 -14 25 39.21 U F52
2023-01-24 07:24:46 C 05 04 18.134 -14 25 24.71 U F52
2023-01-24 08:00:44 C 05 04 18.998 -14 24 52.92 V T05
2023-01-24 08:05:18 C 05 04 19.114 -14 24 48.85 V T05
2023-01-24 08:13:07 C 05 04 19.315 -14 24 41.98 V T05
2023-01-24 08:30:54 C 05 04 19.762 -14 24 26.39 V T05
2023-01-24 20:20:59 C 05 04 39.334 -14 13 52.10 V M22
2023-01-24 20:25:33 C 05 04 39.444 -14 13 48.18 V M22
2023-01-24 21:09:06 C 05 04 40.553 -14 13 09.98 V M22
2023-01-24 21:18:12 C 05 04 40.776 -14 13 02.06 V M22
2023-01-25 04:36:14 C 05 04 52.831 -14 06 38.20 V W68
2023-01-25 04:40:52 C 05 04 52.956 -14 06 33.95 V W68
2023-01-25 05:12:26 C 05 04 53.798 -14 06 06.23 V W68
2023-01-25 05:41:05 C 05 04 54.562 -14 05 40.85 V W68
2023-01-26 02:18:12 C 05 05 30.130 -13 47 47.00 V W68
2023-01-26 02:22:45 C 05 05 30.247 -13 47 42.79 V W68
2023-01-26 02:31:49 C 05 05 30.509 -13 47 35.12 V W68
2023-01-26 03:07:24 C 05 05 31.445 -13 47 04.20 V W68
2023-01-27 01:57:37 C 05 06 11.729 -13 27 27.65 V W68
2023-01-27 02:03:28 C 05 06 11.880 -13 27 22.61 V W68
2023-01-27 02:12:35 C 05 06 12.134 -13 27 14.83 V W68
2023-01-27 02:27:32 C 05 06 12.552 -13 27 02.02 V W68
2023-01-27 03:57:44 C 05 06 15.394 -13 25 54.55 V G96
2023-01-27 04:05:07 C 05 06 15.599 -13 25 48.36 V G96
2023-01-27 04:12:31 C 05 06 15.800 -13 25 42.17 V G96
2023-01-27 04:19:54 C 05 06 15.998 -13 25 35.69 V G96
2023-01-29 02:10:52 C 05 07 40.123 -12 46 48.83 V W68
2023-01-29 02:15:24 C 05 07 40.246 -12 46 45.16 V W68
2023-01-29 02:27:39 C 05 07 40.613 -12 46 34.86 V W68
2023-01-29 03:02:48 C 05 07 41.609 -12 46 05.59 V W68
2023-01-29 04:42:13 C 05 07 44.900 -12 44 52.40 V 703
2023-01-29 04:49:58 C 05 07 45.152 -12 44 46.07 V 703
2023-01-29 04:57:44 C 05 07 45.361 -12 44 39.23 V 703
2023-01-29 05:05:30 C 05 07 45.606 -12 44 33.04 V 703
2023-01-29 18:32:11 C 05 08 11.48 -12 33 26.3 V M26
2023-01-29 18:41:22 C 05 08 11.80 -12 33 18.6 V M26
2023-01-29 18:50:12 C 05 08 12.01 -12 33 11.7 V M26
2023-01-30 03:33:48 C 05 08 28.445 -12 25 50.30 V W68