1999 SG10

NEO PHA MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.6133637615 ± 7.58e-08
Semi-major axis (a)1.4539255034 AU ± 1.59e-08
Inclination (i)23.56401332° ± 2.40e-05
Long. of Asc. Node (Ω)13.36850076° ± 5.87e-06
Arg. of Perihelion (ω)103.42955987° ± 1.32e-05
Mean Anomaly (M)292.52642349° ± 2.55e-05
Mean Motion (n)0.5622106190°/day ± 9.22e-09
Perihelion dist (q)0.56214029 AU ± 1.10e-07
Aphelion dist (Q)2.34571072 AU ± 1.13e-07
Orbital Period1.75312641 yr ± 2.88e-08
NGA Modelr2
A2-5.84718305e-14 ± 1.64e-14 AU/d²
Physical Parameters
H (abs. magnitude)20.76
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-05-31
RMS Residual0.409″
Uncertainty0
Orbit TypeApollo
MOID0.028238 AU
Observations Used117
Oppositions9
Arc Total1999-2020
First Observation Used1999-09-30
Last Observation Used2020-10-20
Observations (124)
Date Type RA Dec Mag Band Observatory
1999-09-30 05:59:16 C 00 36 43.29 -20 46 14.3 17.9 a 704
1999-09-30 06:19:33 C 00 36 36.62 -20 46 18.2 17.8 a 704
1999-09-30 06:38:48 C 00 36 30.29 -20 46 20.6 18.1 a 704
1999-09-30 06:58:02 C 00 36 23.95 -20 46 23.6 18.3 a 704
1999-09-30 07:17:13 C 00 36 17.67 -20 46 27.3 18.1 a 704
1999-10-01 08:33:52 C 00 27 44.10 -20 49 21.1 17.5 a 704
1999-10-01 08:41:34 C 00 27 41.24 -20 49 21.4 17.9 a 704
1999-10-01 08:49:17 C 00 27 38.35 -20 49 21.8 18.0 a 704
1999-10-01 08:57:01 C 00 27 35.52 -20 49 21.5 18.1 a 704
1999-10-01 09:04:45 C 00 27 32.64 -20 49 22.4 17.7 a 704
1999-10-01 09:12:29 C 00 27 29.77 -20 49 22.3 18.1 a 704
1999-10-01 09:20:13 C 00 27 26.89 -20 49 22.5 18.1 a 704
1999-10-01 09:27:56 C 00 27 24.03 -20 49 22.8 18.0 a 704
1999-10-01 23:28:19 C 00 22 11.43 -20 50 03.2 c 118
1999-10-01 23:34:34 C 00 22 08.89 -20 50 04.0 c 118
1999-10-01 23:57:52 C 00 21 59.65 -20 50 04.3 d 046
1999-10-01 23:59:24 C 00 21 59.15 -20 50 03.7 d 046
1999-10-02 00:01:04 C 00 21 58.50 -20 50 03.3 d 046
1999-10-02 00:02:07 C 00 21 58.08 -20 50 04.3 d 046
1999-10-02 00:03:33 C 00 21 57.47 -20 50 02.9 d 046
1999-10-02 14:51:55 C 00 16 00.56 -20 48 34.1 d 426
1999-10-02 14:56:41 C 00 15 58.47 -20 48 34.1 d 426
1999-10-02 15:00:44 C 00 15 56.73 -20 48 33.6 d 426
1999-10-02 15:11:07 C 00 15 53.44 -20 49 29.4 327
1999-10-02 15:21:18 C 00 15 48.96 -20 49 28.9 18.5 327
1999-10-02 15:31:52 C 00 15 44.55 -20 49 27.0 327
1999-10-02 22:55:01 C 00 12 34.91 -20 48 48.2 d 046
1999-10-02 22:57:14 C 00 12 33.93 -20 48 47.5 d 046
1999-10-02 22:58:10 C 00 12 33.48 -20 48 47.6 d 046
1999-10-02 22:59:01 C 00 12 33.09 -20 48 48.0 d 046
1999-10-02 23:00:02 C 00 12 32.65 -20 48 46.9 d 046
1999-10-03 14:39:16 C 00 05 27.54 -20 45 00.7 d 426
1999-10-03 14:48:34 C 00 05 23.05 -20 44 57.9 d 426
1999-10-03 14:52:43 C 00 05 21.01 -20 44 57.9 d 426
1999-10-03 16:03:07 C 00 04 46.69 -20 45 36.1 z 402
1999-10-03 16:04:56 C 00 04 45.89 -20 45 37.4 z 402
1999-10-03 16:06:46 C 00 04 44.91 -20 45 35.3 z 402
1999-10-03 16:08:35 C 00 04 43.92 -20 45 34.0 z 402
1999-10-04 05:10:21 C 23 58 23.47 -20 41 47.5 17.9 a 704
1999-10-04 05:22:11 C 23 58 17.29 -20 41 43.1 17.8 a 704
1999-10-04 05:32:48 C 23 58 11.76 -20 41 40.0 18.0 a 704
1999-10-04 06:00:36 C 23 57 57.22 -20 41 30.0 18.0 a 704
1999-10-04 06:19:50 C 23 57 47.07 -20 41 23.4 18.1 a 704
1999-10-04 06:32:10 C 23 57 40.62 -20 41 19.1 18.1 a 704
1999-10-04 06:39:06 C 23 57 36.86 -20 41 15.7 18.5 a 704
1999-10-04 12:08:55 C 23 54 48.22 -20 38 06.4 d 426
1999-10-04 12:13:00 C 23 54 46.03 -20 38 04.8 d 426
1999-10-04 12:16:41 C 23 54 44.04 -20 38 03.4 d 426
1999-10-05 21:37:34 C 23 35 36.93 -20 19 13.8 z 587
1999-10-05 21:39:52 C 23 35 35.47 -20 19 11.7 z 587