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
2023-01-30 03:41:09 C 05 08 28.690 -12 25 44.47 V W68
2023-01-30 03:45:09 C 05 08 28.805 -12 25 41.02 V W68
2023-01-30 04:19:55 C 05 08 29.856 -12 25 12.07 V W68
2023-01-31 01:40:34 C 05 09 12.019 -12 07 47.96 V W68
2023-01-31 01:45:45 C 05 09 12.170 -12 07 44.36 V W68
2023-01-31 01:57:47 C 05 09 12.559 -12 07 33.56 V W68
2023-01-31 02:12:06 C 05 09 12.996 -12 07 22.51 V W68
2023-02-01 19:58:12 C 05 10 37.522 -11 33 53.42 V M22
2023-02-01 20:02:44 C 05 10 37.675 -11 33 50.04 V M22
2023-02-01 20:11:18 C 05 10 37.906 -11 33 42.84 V M22
2023-02-01 20:25:56 C 05 10 38.388 -11 33 31.21 V M22
2023-02-04 19:33:55 C 05 13 10.078 -10 38 25.22 X K74
2023-02-04 19:37:28 C 05 13 10.222 -10 38 22.63 X K74
2023-02-04 19:40:30 C 05 13 10.325 -10 38 19.93 X K74
2023-02-09 20:20:20 C 05 17 47.242 -09 09 20.66 V M22
2023-02-09 20:24:53 C 05 17 47.419 -09 09 16.92 V M22
2023-02-09 20:32:40 C 05 17 47.707 -09 09 11.74 V M22
2023-02-09 21:05:34 C 05 17 48.936 -09 08 48.05 V M22
2023-02-11 02:03:42 C 05 18 59.134 -08 48 22.86 V W68
2023-02-11 02:08:15 C 05 18 59.333 -08 48 19.87 V W68
2023-02-11 02:12:47 C 05 18 59.491 -08 48 16.34 V W68
2023-02-11 02:22:38 C 05 18 59.885 -08 48 09.68 V W68
2023-02-13 19:21:36 C 05 21 41.810 -08 03 34.52 V M22
2023-02-13 19:31:47 C 05 21 42.173 -08 03 27.36 V M22
2023-02-13 19:36:20 C 05 21 42.360 -08 03 24.19 V M22
2023-02-13 19:52:43 C 05 21 43.042 -08 03 13.03 V M22
2023-02-15 01:22:38 C 05 22 58.651 -07 43 32.92 V W68
2023-02-15 01:27:11 C 05 22 58.846 -07 43 30.04 V W68
2023-02-15 01:36:26 C 05 22 59.230 -07 43 23.56 V W68
2023-02-15 01:52:31 C 05 22 59.894 -07 43 12.79 V W68
2023-02-27 00:50:55 C 05 36 15.494 -04 49 11.42 V W68
2023-02-27 00:55:27 C 05 36 15.732 -04 49 09.70 V W68
2023-02-27 01:05:14 C 05 36 16.188 -04 49 03.14 V W68
2023-02-27 01:29:54 C 05 36 17.386 -04 48 49.90 V W68
2024-02-14 12:10:20 C 11 07 28.419 -18 14 12.16 X F52
2024-02-14 12:26:15 C 11 07 27.824 -18 14 09.79 X F52
2024-02-14 12:42:09 C 11 07 27.230 -18 14 07.74 X F52
2024-02-14 12:58:03 C 11 07 26.649 -18 14 05.50 X F52
2024-03-31 07:17:52 C 10 26 26.908 -12 39 15.06 X F51
2024-03-31 07:35:52 C 10 26 26.390 -12 39 07.95 X F51
2024-03-31 07:53:49 C 10 26 25.865 -12 39 00.91 X F51
2024-03-31 08:11:46 C 10 26 25.358 -12 38 53.82 X F51
2024-04-04 02:39:30 C 10 24 00.389 -12 03 11.09 V G96
2024-04-04 02:47:32 C 10 24 00.256 -12 03 07.78 V G96
2024-04-04 02:55:34 C 10 24 00.083 -12 03 04.97 V G96
2024-04-04 03:03:35 C 10 23 59.878 -12 03 01.87 V G96
2024-04-10 06:03:29 C 10 20 39.504 -11 05 53.04 X F52
2024-04-10 06:21:22 C 10 20 39.125 -11 05 46.36 X F52
2024-04-10 06:39:14 C 10 20 38.754 -11 05 39.43 X F52
2024-04-10 06:57:07 C 10 20 38.382 -11 05 32.69 X F52