612103 (1999 SK10)

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.4418431223 ± 2.56e-01
Semi-major axis (a)1.7643942808 AU ± 4.59e-01
Inclination (i)6.96200722° ± 3.19e+00
Long. of Asc. Node (Ω)197.63656066° ± 2.93e+01
Arg. of Perihelion (ω)269.44500829° ± 1.39e+02
Mean Anomaly (M)18.00871847° ± 2.36e+02
Mean Motion (n)0.4205511396°/day ± 1.64e-01
Perihelion dist (q)0.98480880 AU ± 5.20e-01
Aphelion dist (Q)2.54397976 AU ± 8.02e-01
Orbital Period2.34365382 yr ± 9.14e-01
NGA Modelr2
A2-6.35037517e-06 AU/d²
Physical Parameters
H (abs. magnitude)19.84
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-04-27
RMS Residual0.380″
Uncertainty0
Orbit TypeApollo
MOID0.112835 AU
Observations Used480
Oppositions13
Arc Total1999-2021
First Observation Used1999-09-30
Last Observation Used2021-04-07
Observations (532)
Date Type RA Dec Mag Band Observatory
1999-09-30 10:43:47 C 02 55 46.90 +16 21 01.4 b 691
1999-09-30 11:19:07 C 02 55 48.89 +16 20 49.7 b 691
1999-09-30 11:52:01 C 02 55 50.73 +16 20 39.1 b 691
1999-10-01 11:42:21 C 02 57 17.46 +16 12 39.0 b 691
1999-10-01 11:54:04 C 02 57 18.10 +16 12 34.8 b 691
1999-10-01 12:05:32 C 02 57 18.75 +16 12 30.7 b 691
1999-10-02 00:43:55 C 02 58 05.54 +16 08 00.3 d 046
1999-10-02 00:46:34 C 02 58 05.73 +16 07 55.3 d 046
1999-10-02 00:53:59 C 02 58 06.32 +16 07 52.7 d 046
1999-10-02 01:00:47 C 02 58 06.58 +16 07 50.8 d 046
1999-10-02 01:51:03 C 02 58 09.37 +16 07 33.4 20.0 557
1999-10-02 01:54:23 C 02 58 09.55 +16 07 31.7 557
1999-10-02 02:28:59 C 02 58 11.50 +16 07 18.5 557
1999-10-02 03:07:48 C 02 58 13.73 +16 07 04.6 19.7 557
1999-10-02 16:24:42 C 02 59 02.65 +16 02 33.6 d 426
1999-10-02 17:59:51 C 02 59 08.41 +16 01 36.4 327
1999-10-02 18:10:12 C 02 59 08.89 +16 01 31.2 327
1999-10-02 18:20:30 C 02 59 09.46 +16 01 26.9 19.6 327
1999-10-03 07:58:03 C 02 59 59.58 +15 56 10.4 b 691
1999-10-03 08:04:01 C 02 59 59.91 +15 56 08.0 b 691
1999-10-03 08:09:45 C 03 00 00.24 +15 56 05.8 b 691
1999-10-06 10:14:28 C 03 04 29.57 +15 23 19.9 b 691
1999-10-06 10:20:20 C 03 04 29.89 +15 23 16.7 b 691
1999-10-08 02:26:19 C 03 06 56.47 +15 02 31.2 c 118
1999-10-08 02:38:09 C 03 06 57.19 +15 02 25.0 c 118
1999-10-08 10:01:05 C 03 07 24.49 +14 58 28.6 b 691
1999-10-08 10:06:50 C 03 07 24.83 +14 58 25.5 b 691
1999-10-15 08:35:14 C 03 17 45.37 +13 05 07.8 17.6 a 704
1999-10-15 08:45:51 C 03 17 46.11 +13 04 59.6 b 691
1999-10-15 08:51:44 C 03 17 46.44 +13 04 54.8 b 691
1999-10-15 08:57:54 C 03 17 46.80 +13 04 49.6 b 691
1999-10-15 08:58:45 C 03 17 46.74 +13 04 49.4 17.6 a 704
1999-10-15 09:22:01 C 03 17 47.99 +13 04 29.9 17.6 a 704
1999-10-15 09:44:53 C 03 17 49.33 +13 04 10.7 17.6 a 704
1999-10-16 10:55:44 C 03 19 25.72 +12 42 49.1 c 658
1999-10-16 11:03:38 C 03 19 26.16 +12 42 42.6 c 658
1999-10-16 11:10:08 C 03 19 26.53 +12 42 36.2 c 658
1999-10-17 15:15:23 C 03 21 15.65 +12 18 03.2 413
1999-10-17 15:19:09 C 03 21 15.87 +12 17 59.8 413
1999-10-17 15:21:56 C 03 21 16.03 +12 17 57.3 413
1999-10-17 15:41:15 C 03 21 17.65 +12 17 10.9 360
1999-10-17 15:48:15 C 03 21 18.04 +12 17 04.7 360
1999-10-17 15:54:14 C 03 21 18.36 +12 16 59.0 360
1999-10-18 10:38:02 C 03 22 30.86 +11 59 13.9 c 658
1999-10-18 10:43:40 C 03 22 31.21 +11 59 08.5 c 658
1999-10-20 06:08:44 C 03 25 24.61 +11 15 31.6 18.5 a 704
1999-10-20 06:31:27 C 03 25 26.00 +11 15 08.5 19.0 a 704
1999-10-20 06:54:04 C 03 25 27.37 +11 14 45.2 18.7 a 704
1999-10-20 07:16:39 C 03 25 28.73 +11 14 20.9 18.8 a 704
1999-10-20 07:39:13 C 03 25 30.14 +11 13 57.9 19.0 a 704