524530 (2002 XC91)

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.5898746908 ± 2.07e-08
Semi-major axis (a)1.4769206854 AU ± 1.69e-09
Inclination (i)10.78816210° ± 4.91e-06
Long. of Asc. Node (Ω)102.37904019° ± 2.38e-05
Arg. of Perihelion (ω)225.67001802° ± 2.60e-05
Mean Anomaly (M)349.70437967° ± 4.51e-06
Mean Motion (n)0.5491317016°/day ± 9.43e-10
Perihelion dist (q)0.60572255 AU ± 3.06e-08
Aphelion dist (Q)2.34811882 AU ± 3.07e-08
Orbital Period1.79488141 yr ± 3.08e-09
Physical Parameters
H (abs. magnitude)19.68
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-05-31
RMS Residual0.332″
Uncertainty0
Orbit TypeApollo
MOID0.121890 AU
Observations Used203
Oppositions8
Arc Total2002-2021
First Observation Used2002-12-14
Last Observation Used2021-01-17
Observations (215)
Date Type RA Dec Mag Band Observatory
2002-12-13 07:18:52 C 08 48 24.80 +18 02 35.4 d 291
2002-12-13 07:54:28 C 08 48 22.54 +18 02 57.6 d 291
2002-12-13 08:34:41 C 08 48 19.86 +18 03 21.2 d 291
2002-12-14 08:44:38 C 08 46 46.45 +18 17 51.6 d 291
2002-12-14 08:50:51 C 08 46 46.02 +18 17 55.0 d 291
2002-12-14 08:57:57 C 08 46 45.53 +18 17 59.2 d 291
2002-12-31 05:54:51 C 08 12 36.65 +22 36 23.6 d 291
2002-12-31 06:08:13 C 08 12 35.29 +22 36 31.1 d 291
2002-12-31 06:19:06 C 08 12 34.22 +22 36 37.9 d 291
2003-01-10 08:36:59 C 07 48 00.46 +24 56 42.7 d 291
2003-01-10 08:43:13 C 07 47 59.86 +24 56 45.7 d 291
2003-01-10 08:49:47 C 07 47 59.15 +24 56 48.7 d 291
2003-01-12 08:58:45 C 07 43 08.84 +25 20 55.5 d 291
2003-01-12 09:04:47 C 07 43 08.19 +25 20 58.6 d 291
2003-01-12 09:22:38 C 07 43 06.40 +25 21 07.4 d 291
2009-12-17 03:05:25 C 01 41 21.22 -12 52 21.4 r 703
2009-12-17 03:12:55 C 01 41 23.10 -12 51 48.6 r 703
2009-12-17 03:20:21 C 01 41 24.82 -12 51 18.0 r 703
2009-12-17 03:27:48 C 01 41 26.66 -12 50 45.1 r 703
2009-12-17 03:54:01 C 01 41 32.97 -12 48 52.8 o H01
2009-12-17 04:05:21 C 01 41 35.73 -12 48 03.6 o H01
2009-12-17 04:15:10 C 01 41 38.10 -12 47 21.8 o H01
2009-12-17 04:25:48 C 01 41 40.70 -12 46 36.0 o H01
2009-12-17 04:35:32 C 01 41 43.06 -12 45 54.7 o H01
2009-12-17 05:13:55 C 01 41 52.44 -12 43 09.5 r 703
2009-12-17 05:14:45 C 01 41 52.65 -12 43 06.6 r 703
2009-12-17 05:15:35 C 01 41 52.83 -12 43 03.2 r 703
2009-12-17 05:16:24 C 01 41 53.05 -12 42 59.1 r 703
2009-12-17 05:57:10 C 01 42 03.04 -12 40 03.9 c 854
2009-12-17 06:35:39 C 01 42 12.29 -12 37 18.7 c 854
2009-12-17 11:34:57 C 01 43 27.35 -12 16 12.5 r 900
2009-12-17 11:45:13 C 01 43 29.83 -12 15 29.5 r 900
2009-12-17 12:07:31 C 01 43 35.04 -12 13 21.6 v D90
2009-12-17 12:16:56 C 01 43 37.26 -12 12 41.9 v D90
2009-12-17 12:26:22 C 01 43 39.52 -12 12 01.4 v D90
2009-12-17 12:35:55 C 01 43 41.79 -12 11 22.1 v D90
2009-12-20 02:26:05 C 01 57 43.49 -08 08 22.6 r 448
2009-12-20 02:43:45 C 01 57 47.07 -08 07 17.7 r 448
2009-12-20 03:00:43 C 01 57 50.49 -08 06 15.2 r 448
2011-03-01 11:25:40 C 14 11 35.25 +07 03 34.6 o 291
2011-03-01 11:33:28 C 14 11 35.27 +07 03 37.5 o 291
2011-03-01 11:42:50 C 14 11 35.31 +07 03 42.7 o 291
2011-03-02 11:41:15 C 14 11 45.10 +07 17 02.8 o 291
2011-03-02 11:50:04 C 14 11 45.14 +07 17 07.7 o 291
2011-03-02 11:58:37 C 14 11 45.15 +07 17 12.1 o 291
2011-12-25 08:06:05 C 08 46 47.20 +20 52 14.8 o H21
2011-12-25 08:42:43 C 08 46 44.42 +20 52 38.2 o H21
2011-12-25 08:54:25 C 08 46 43.57 +20 52 45.4 o H21
2018-03-16 06:19:10 C 11 46 06.79 +22 08 54.4 u H21
2018-03-16 06:33:08 C 11 46 05.65 +22 09 02.3 u H21