524603 (2003 QA31)

NEO PHA MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.5470971112 ± 4.16e-08
Semi-major axis (a)1.7366869544 AU ± 2.86e-09
Inclination (i)8.34485563° ± 1.17e-05
Long. of Asc. Node (Ω)169.10025733° ± 1.77e-05
Arg. of Perihelion (ω)90.87219458° ± 2.50e-05
Mean Anomaly (M)288.25849402° ± 1.04e-05
Mean Motion (n)0.4306554654°/day ± 1.07e-09
Perihelion dist (q)0.78655054 AU ± 7.23e-08
Aphelion dist (Q)2.68682337 AU ± 7.24e-08
Orbital Period2.28866545 yr ± 5.66e-09
Physical Parameters
H (abs. magnitude)19.48
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-05-31
RMS Residual0.410″
Uncertainty0
Orbit TypeApollo
MOID0.049903 AU
Observations Used227
Oppositions9
Arc Total2003-2019
First Observation Used2003-02-19
Last Observation Used2019-10-24
Observations (243)
Date Type RA Dec Mag Band Observatory
2019-09-29 10:34:50 C 00 34 22.266 -04 52 37.25 U F51
2019-09-29 10:50:48 C 00 34 20.993 -04 52 50.71 U F51
2019-09-30 06:10:10 C 00 32 56.82 -05 08 50.1 V 703
2019-09-30 06:17:57 C 00 32 56.30 -05 08 56.5 V 703
2019-09-30 06:25:44 C 00 32 55.65 -05 09 03.0 V 703
2019-09-30 06:33:31 C 00 32 55.02 -05 09 09.3 V 703
2019-09-30 10:05:39 C 00 32 39.67 -05 11 56.0 V T08
2019-09-30 10:09:56 C 00 32 39.32 -05 11 59.4 V T08
2019-09-30 10:17:51 C 00 32 38.75 -05 12 06.4 V T08
2019-09-30 10:34:41 C 00 32 37.43 -05 12 19.1 V T08
2019-10-03 05:55:52 C 00 28 04.04 -06 02 29.4 V 703
2019-10-03 06:03:07 C 00 28 03.52 -06 02 33.9 V G96
2019-10-03 06:03:25 C 00 28 03.48 -06 02 33.6 V 703
2019-10-03 06:10:58 C 00 28 03.02 -06 02 39.3 V 703
2019-10-03 06:11:16 C 00 28 02.96 -06 02 39.4 V G96
2019-10-03 06:18:31 C 00 28 02.49 -06 02 44.6 V 703
2019-10-03 06:19:23 C 00 28 02.40 -06 02 45.1 V G96
2019-10-03 06:27:31 C 00 28 01.84 -06 02 50.7 V G96
2019-10-04 11:06:35 C 00 26 14.00 -06 21 49.9 V T08
2019-10-04 11:11:17 C 00 26 13.73 -06 21 51.7 V T08
2019-10-04 11:19:23 C 00 26 13.23 -06 22 00.9 V T08
2019-10-04 11:37:25 C 00 26 12.04 -06 22 08.8 V T08
2019-10-06 05:20:11 C 00 23 46.37 -06 47 36.4 V 703
2019-10-06 05:27:51 C 00 23 45.93 -06 47 41.4 V 703
2019-10-06 05:35:32 C 00 23 45.40 -06 47 44.9 V 703
2019-10-06 05:43:12 C 00 23 44.96 -06 47 50.0 V 703
2019-10-06 07:10:40 C 00 23 40.50 -06 48 37.6 V T05
2019-10-06 07:14:41 C 00 23 40.19 -06 48 39.5 V T05
2019-10-06 07:15:21 C 00 23 40.20 -06 48 39.4 V T05
2019-10-06 07:26:09 C 00 23 39.54 -06 48 45.7 V T05
2019-10-06 07:40:38 C 00 23 38.70 -06 48 52.8 V T05
2019-10-06 09:06:14 C 00 23 33.523 -06 49 43.36 U F52
2019-10-06 09:23:00 C 00 23 32.514 -06 49 52.90 U F52
2019-10-06 09:39:48 C 00 23 31.498 -06 50 02.61 U F52
2019-10-06 09:56:39 C 00 23 30.473 -06 50 12.15 U F52
2019-10-22 09:52:06 C 00 09 28.090 -08 56 51.25 U F52
2019-10-22 10:08:52 C 00 09 27.715 -08 56 53.36 U F52
2019-10-22 10:25:32 C 00 09 27.346 -08 56 55.55 U F52
2019-10-22 10:42:12 C 00 09 26.978 -08 56 57.52 U F52
2019-10-24 08:54:47 C 00 08 40.049 -09 02 01.35 U F52
2019-10-24 09:12:38 C 00 08 39.719 -09 02 02.93 U F52
2019-10-24 09:30:24 C 00 08 39.387 -09 02 04.54 U F52
2019-10-24 09:48:17 C 00 08 39.063 -09 02 06.10 U F52