515010 (2009 SK2)

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.4718040115 ± 4.49e-08
Semi-major axis (a)1.7191975356 AU ± 8.66e-09
Inclination (i)38.22453743° ± 1.37e-05
Long. of Asc. Node (Ω)23.91404063° ± 6.46e-06
Arg. of Perihelion (ω)257.10848384° ± 1.20e-05
Mean Anomaly (M)110.76464262° ± 1.28e-05
Mean Motion (n)0.4372437459°/day ± 3.30e-09
Perihelion dist (q)0.90807324 AU ± 7.73e-08
Aphelion dist (Q)2.53032183 AU ± 7.82e-08
Orbital Period2.25418040 yr ± 1.70e-08
Physical Parameters
H (abs. magnitude)18.96
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-01
RMS Residual0.259″
Uncertainty0
Orbit TypeApollo
MOID0.166864 AU
Observations Used100
Oppositions6
Arc Total2009-2020
First Observation Used2009-09-18
Last Observation Used2020-03-07
Observations (112)
Date Type RA Dec Mag Band Observatory
2017-12-23 12:21:50 C 13 48 07.18 +19 22 52.4 o 291
2017-12-23 12:40:33 C 13 48 08.55 +19 22 44.2 o 291
2018-02-08 11:28:36 C 15 05 00.58 +10 50 10.3 o 691
2018-02-08 11:50:32 C 15 05 01.91 +10 49 58.0 o 691
2018-02-08 12:12:39 C 15 05 03.29 +10 49 45.3 o 691
2018-03-09 12:05:16 C 15 48 55.58 +00 41 45.2 o 691
2018-03-09 12:26:01 C 15 48 56.85 +00 41 15.5 o 691
2018-03-11 20:09:55 C 15 52 35.75 -00 42 33.1 q D29
2018-03-11 20:32:50 C 15 52 37.11 -00 43 08.9 q D29
2018-03-17 12:02:34 C 16 01 52.56 -04 51 13.5 U 703
2018-03-17 12:10:08 C 16 01 53.05 -04 51 30.2 U 703
2018-03-17 12:25:15 C 16 01 54.04 -04 52 02.1 U 703
2018-03-20 01:31:42 C 16 06 22.08 -07 10 13.7 q 113
2018-03-20 01:38:39 C 16 06 22.64 -07 10 31.6 q 113
2018-03-20 01:45:34 C 16 06 23.06 -07 10 46.9 q 113
2018-03-21 12:14:24 C 16 09 00.19 -08 37 39.8 U G96
2018-03-21 12:18:32 C 16 09 00.51 -08 37 50.9 U G96
2018-03-21 12:22:41 C 16 09 00.81 -08 38 02.2 U G96
2018-03-21 12:26:49 C 16 09 01.12 -08 38 13.0 U G96
2018-03-24 11:57:25 C 16 14 48.85 -12 02 53.9 o 291
2018-03-24 12:03:40 C 16 14 49.34 -12 03 13.2 o 291
2018-03-29 11:54:41 C 16 26 05.21 -19 17 51.8 U G96
2018-03-29 11:58:48 C 16 26 05.61 -19 18 08.9 U G96
2018-03-29 12:02:55 C 16 26 06.01 -19 18 26.4 U G96
2018-03-29 12:07:03 C 16 26 06.42 -19 18 43.5 U G96
2018-04-25 09:20:36 S 23 59 52.39 -74 50 12.7 L C51
2018-04-25 12:29:06 S 00 04 23.72 -74 41 50.8 L C51
2018-04-25 12:29:17 S 00 04 23.59 -74 41 49.4 L C51
2018-04-25 14:03:32 S 00 06 37.50 -74 37 32.9 L C51
2018-04-25 15:37:47 S 00 08 49.34 -74 33 11.3 L C51
2018-04-25 17:12:02 S 00 10 59.30 -74 28 46.6 L C51
2018-04-25 18:46:17 S 00 13 07.63 -74 24 17.8 L C51
2018-04-25 20:20:32 S 00 15 14.40 -74 19 44.9 L C51
2018-09-10 09:44:48 C 04 07 26.81 +11 09 56.0 V G96
2018-09-10 09:52:11 C 04 07 26.47 +11 10 06.0 V G96
2018-09-10 09:59:34 C 04 07 26.07 +11 10 16.4 V G96
2018-09-10 10:06:58 C 04 07 25.72 +11 10 26.2 V G96
2018-09-17 10:17:29 C 03 57 34.67 +15 05 59.6 o 691
2018-09-17 10:29:15 C 03 57 33.82 +15 06 16.2 o 691
2018-09-17 10:41:00 C 03 57 32.98 +15 06 33.2 o 691
2018-10-06 21:19:02 C 03 07 25.65 +26 08 44.9 o 069
2018-10-06 21:47:32 C 03 07 21.66 +26 09 19.8 o 069
2018-10-06 22:16:34 C 03 07 17.36 +26 09 58.6 o 069
2018-10-10 07:36:20 C 02 55 13.07 +27 50 55.1 V G96
2018-10-10 07:43:47 C 02 55 11.92 +27 51 04.4 V G96
2018-10-10 07:58:41 C 02 55 09.60 +27 51 21.8 V G96
2018-10-17 12:37:54 C 02 27 37.932 +30 51 35.03 U F52
2018-10-17 12:56:00 C 02 27 34.908 +30 51 50.91 U F52
2018-10-17 13:14:06 C 02 27 31.888 +30 52 06.73 U F52
2018-10-21 08:01:07 C 02 12 43.48 +32 04 59.2 V G96