1999 SE10

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.6188709446 ± 1.20e-07
Semi-major axis (a)3.2227173367 AU ± 5.74e-08
Inclination (i)6.88406681° ± 1.11e-05
Long. of Asc. Node (Ω)40.44586888° ± 4.14e-05
Arg. of Perihelion (ω)349.39922068° ± 1.19e-04
Mean Anomaly (M)186.61932548° ± 3.92e-05
Mean Motion (n)0.1703644412°/day ± 4.55e-09
Perihelion dist (q)1.22827121 AU ± 3.87e-07
Aphelion dist (Q)5.21716346 AU ± 3.97e-07
Orbital Period5.78539909 yr ± 1.54e-07
Physical Parameters
H (abs. magnitude)20.28
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-05-31
RMS Residual0.555″
Uncertainty0
Orbit TypeAmor
MOID0.233160 AU
Observations Used105
Oppositions19
Arc Total1999-2022
First Observation Used1999-09-30
Last Observation Used2022-10-16
Observations (119)
Date Type RA Dec Mag Band Observatory
2022-09-21 05:54:50 C 20 40 21.524 -33 32 19.72 U F52
2022-09-21 06:09:30 C 20 40 21.558 -33 32 14.20 U F52
2022-09-21 06:24:09 C 20 40 21.598 -33 32 08.86 U F52
2022-09-21 06:38:45 C 20 40 21.624 -33 32 03.04 U F52
2022-10-10 02:42:48 S 20 55 08.96 -29 27 44.8 L C51
2022-10-10 08:58:20 S 20 55 30.66 -29 23 23.4 L C51
2022-10-10 12:06:06 S 20 55 41.65 -29 21 12.0 L C51
2022-10-10 13:39:59 S 20 55 47.20 -29 20 06.1 L C51
2022-10-10 15:13:52 S 20 55 52.68 -29 18 59.8 L C51
2022-10-10 16:47:45 S 20 55 58.21 -29 17 54.4 L C51
2022-10-10 18:21:38 S 20 56 03.79 -29 16 47.9 L C51
2022-10-11 02:11:03 S 20 56 31.76 -29 11 15.8 L C51
2022-10-11 05:18:49 S 20 56 42.99 -29 09 02.0 L C51
2022-10-11 08:26:35 S 20 56 54.35 -29 06 47.8 L C51
2022-10-11 11:34:21 S 20 57 05.78 -29 04 33.3 L C51
2022-10-11 14:42:07 S 20 57 17.27 -29 02 18.6 L C51
2022-10-16 05:43:02 C 21 04 41.842 -27 38 25.62 U F51
2022-10-16 05:59:07 C 21 04 42.932 -27 38 12.97 U F51
2022-10-16 06:19:15 C 21 04 44.256 -27 37 57.01 U F51