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
2024-05-08 03:51:08 C 10 15 05.566 -07 26 37.64 V G96
2024-05-08 03:59:21 C 10 15 05.533 -07 26 35.48 V G96
2024-05-08 04:07:35 C 10 15 05.587 -07 26 33.61 V G96
2024-05-08 04:15:49 C 10 15 05.598 -07 26 31.85 V G96
2025-01-04 15:16:42 C 13 50 39.928 -19 39 38.34 X F51
2025-01-04 15:24:10 C 13 50 40.164 -19 39 39.73 X F51
2025-01-04 15:31:39 C 13 50 40.418 -19 39 41.04 X F51
2025-01-04 15:39:08 C 13 50 40.660 -19 39 42.26 X F51
2025-03-25 23:42:15 C 13 58 54.538 -19 45 41.47 V M22
2025-03-25 23:43:33 C 13 58 54.545 -19 45 40.43 V M22
2025-03-25 23:44:52 C 13 58 54.499 -19 45 39.82 V M22
2025-03-26 00:05:58 C 13 58 53.611 -19 45 33.84 V M22
2025-03-30 11:10:36 C 13 54 47.088 -19 12 49.11 X F52
2025-03-30 11:26:19 C 13 54 46.429 -19 12 43.95 X F52
2025-03-30 11:41:58 C 13 54 45.774 -19 12 38.79 X F52
2025-03-30 11:57:40 C 13 54 45.116 -19 12 33.66 X F52
2025-04-06 10:19:44 C 13 47 29.992 -18 12 02.11 X F51
2025-04-06 10:33:45 C 13 47 29.330 -18 11 56.50 X F51
2025-04-06 10:47:47 C 13 47 28.654 -18 11 50.85 X F51
2025-04-06 11:01:48 C 13 47 27.983 -18 11 45.34 X F51
2025-04-17 05:55:25 C 13 34 41.618 -16 16 26.94 V W68
2025-04-17 06:01:29 C 13 34 41.285 -16 16 24.24 V W68
2025-04-17 06:11:59 C 13 34 40.694 -16 16 18.77 V W68
2025-04-17 06:29:56 C 13 34 39.797 -16 16 09.95 V W68
2025-04-18 00:02:58 C 13 33 45.502 -16 07 33.28 V M22
2025-04-18 00:07:32 C 13 33 45.278 -16 07 30.79 V M22
2025-04-18 00:16:43 C 13 33 44.746 -16 07 26.80 V M22
2025-04-18 00:36:32 C 13 33 43.742 -16 07 16.39 V M22
2025-04-21 04:27:17 C 13 29 48.002 -15 29 07.26 V W68
2025-04-21 04:42:11 C 13 29 47.218 -15 28 59.41 V W68
2025-04-21 04:46:47 C 13 29 46.934 -15 28 56.75 V W68
2025-04-21 04:54:11 C 13 29 46.541 -15 28 53.51 V W68
2025-04-22 06:17:53 C 13 28 27.462 -15 15 52.85 V G96
2025-04-22 06:25:58 C 13 28 27.026 -15 15 48.64 V G96
2025-04-22 06:34:03 C 13 28 26.605 -15 15 44.39 V G96
2025-04-22 06:42:08 C 13 28 26.180 -15 15 40.21 V G96
2025-04-25 04:00:50 C 13 24 50.544 -14 39 10.66 V W68
2025-04-25 04:05:30 C 13 24 50.335 -14 39 08.21 V W68
2025-04-25 04:13:47 C 13 24 49.817 -14 39 03.35 V W68
2025-04-25 05:04:40 C 13 24 47.170 -14 38 37.21 V W68
2025-04-25 21:48:56 C 13 23 55.517 -14 29 41.93 V M22
2025-04-25 22:04:39 C 13 23 54.629 -14 29 33.43 V M22
2025-04-25 22:09:14 C 13 23 54.398 -14 29 31.16 V M22
2025-04-25 22:17:47 C 13 23 53.952 -14 29 26.16 V M22
2025-04-26 22:06:44 C 13 22 40.529 -14 16 41.16 V M22
2025-04-26 22:10:52 C 13 22 40.310 -14 16 38.06 V M22
2025-04-26 22:21:24 C 13 22 39.802 -14 16 33.28 V M22
2025-04-26 23:04:52 C 13 22 37.493 -14 16 09.98 V M22
2025-04-27 23:39:09 C 13 21 22.272 -14 02 59.96 V R17
2025-04-27 23:59:40 C 13 21 21.259 -14 02 49.27 V R17