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
2022-12-25 06:20:03 C 04 57 07.474 -27 19 10.27 V 703
2022-12-25 06:27:50 C 04 57 07.351 -27 18 59.80 V 703
2022-12-25 06:35:37 C 04 57 07.222 -27 18 49.68 V 703
2022-12-25 06:43:23 C 04 57 07.067 -27 18 39.17 V 703
2022-12-25 21:18:30 C 04 56 57.288 -26 59 18.38 V M22
2022-12-25 22:02:05 C 04 56 56.618 -26 58 21.68 V M22
2022-12-25 22:06:38 C 04 56 56.544 -26 58 15.78 V M22
2022-12-25 22:14:32 C 04 56 56.419 -26 58 05.41 V M22
2022-12-26 18:27:38 C 04 56 45.254 -26 31 58.15 Z L68
2022-12-26 18:38:23 C 04 56 45.108 -26 31 44.44 Z L68
2022-12-26 18:48:42 C 04 56 44.962 -26 31 31.40 Z L68
2022-12-26 22:09:40 C 04 56 42.341 -26 27 15.37 V M22
2022-12-26 22:14:13 C 04 56 42.281 -26 27 09.47 V M22
2022-12-26 22:22:04 C 04 56 42.175 -26 26 59.46 V M22
2022-12-26 22:37:40 C 04 56 41.962 -26 26 39.30 V M22
2022-12-28 04:57:06 C 04 56 27.833 -25 48 17.28 V W68
2022-12-28 05:02:18 C 04 56 27.775 -25 48 10.66 V W68
2022-12-28 05:37:26 C 04 56 27.401 -25 47 26.23 V W68
2022-12-28 05:50:44 C 04 56 27.271 -25 47 09.17 V W68
2022-12-29 03:37:17 C 04 56 20.290 -25 20 06.11 V W68
2022-12-29 03:42:29 C 04 56 20.232 -25 19 59.74 V W68
2022-12-29 03:59:32 C 04 56 20.078 -25 19 38.60 V W68
2022-12-29 04:08:47 C 04 56 19.994 -25 19 27.01 V W68
2022-12-29 22:04:24 C 04 56 15.326 -24 57 26.46 V M22
2022-12-29 22:09:01 C 04 56 15.293 -24 57 20.81 V M22
2022-12-29 22:23:08 C 04 56 15.180 -24 57 03.53 V M22
2022-12-29 22:41:28 C 04 56 15.031 -24 56 40.92 V M22
2022-12-30 00:21:55 C 04 56 15.59 -24 54 36.8 q 834
2022-12-30 01:16:43 C 04 56 15.12 -24 53 30.6 q 834
2023-01-01 03:40:06 C 04 56 09.336 -23 53 05.86 V W68
2023-01-01 03:45:17 C 04 56 09.312 -23 52 59.74 V W68
2023-01-01 03:59:38 C 04 56 09.257 -23 52 42.67 V W68
2023-01-01 04:07:31 C 04 56 09.216 -23 52 33.28 V W68
2023-01-02 02:49:54 C 04 56 10.373 -23 25 55.13 V W68
2023-01-02 02:55:06 C 04 56 10.354 -23 25 49.15 V W68
2023-01-02 03:04:39 C 04 56 10.332 -23 25 38.06 V W68
2023-01-02 03:19:01 C 04 56 10.296 -23 25 21.25 V W68
2023-01-02 20:55:40 C 04 56 12.358 -23 04 55.85 V M22
2023-01-02 21:00:53 C 04 56 12.355 -23 04 49.94 V M22
2023-01-02 21:09:41 C 04 56 12.343 -23 04 39.65 V M22
2023-01-02 21:26:52 C 04 56 12.319 -23 04 19.85 V M22
2023-01-05 03:09:45 C 04 56 25.579 -22 03 19.91 V W68
2023-01-05 03:18:11 C 04 56 25.618 -22 03 10.37 V W68
2023-01-05 03:32:11 C 04 56 25.610 -22 02 54.89 V W68
2023-01-06 03:33:46 C 04 56 34.805 -21 36 13.36 V W68
2023-01-06 03:39:34 C 04 56 34.843 -21 36 06.41 V W68
2023-01-06 03:47:33 C 04 56 34.826 -21 35 57.62 V W68
2023-01-06 04:01:10 C 04 56 34.891 -21 35 42.43 V W68
2023-01-06 21:25:50 C 04 56 42.898 -21 16 34.61 V M22
2023-01-06 21:31:01 C 04 56 42.914 -21 16 28.81 V M22