99907 (1989 VA)

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS ⇩ Gaia
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.5946882436 ± 2.00e+00
Semi-major axis (a)0.7283731236 AU ± 3.00e+00
Inclination (i)28.79999656° ± 4.00e+00
Long. of Asc. Node (Ω)225.57943832° ± 5.00e+00
Arg. of Perihelion (ω)2.87223170° ± 6.00e+00
Mean Anomaly (M)155.83759112° ± 6.33e-05
Mean Motion (n)1.5855553514°/day ± 9.80e+00
Perihelion dist (q)0.29521819 AU ± 1.90e+00
Aphelion dist (Q)1.16152806 AU ± 5.00e+00
Orbital Period0.62162843 yr ± 3.84e+00
NGA Modelr2
A21.35095159e-06 AU/d²
Physical Parameters
H (abs. magnitude)17.96
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-04-26
RMS Residual0.469″
Uncertainty0
Orbit TypeAten
MOID0.153583 AU
Observations Used1450
Gaia Obs Used46
Oppositions16
Arc Total1989-2016
First Observation Used1989-11-02
Last Observation Used2025-12-21
Observations (1535)
Date Type RA Dec Mag Band Observatory
2017-11-18 20:12:52 C 02 51 47.44 -12 14 26.2 U 108
2017-11-18 20:56:30 C 02 51 32.45 -12 17 43.1 q 006
2017-11-18 20:58:21 C 02 51 31.74 -12 17 51.0 q 006
2017-11-18 20:59:25 C 02 51 31.41 -12 17 55.7 q 006
2017-11-18 21:00:46 C 02 51 30.91 -12 18 02.3 q 006
2017-11-18 21:02:07 C 02 51 30.45 -12 18 08.2 q 006
2017-11-18 21:03:28 C 02 51 30.00 -12 18 14.4 q 006
2017-11-18 21:04:49 C 02 51 29.51 -12 18 20.2 q 006
2017-11-18 21:07:01 C 02 51 28.73 -12 18 30.3 q 006
2017-11-18 21:08:42 C 02 51 28.14 -12 18 38.1 q 006
2017-11-19 20:33:39 C 02 43 34.13 -14 01 13.2 q 006
2017-11-19 20:35:03 C 02 43 33.67 -14 01 18.7 q 006
2017-11-19 20:36:26 C 02 43 33.18 -14 01 24.7 q 006
2017-11-19 20:37:47 C 02 43 32.73 -14 01 30.8 q 006
2017-11-19 20:39:08 C 02 43 32.27 -14 01 36.2 q 006
2017-11-19 20:40:30 C 02 43 31.82 -14 01 41.9 q 006
2017-11-19 20:41:53 C 02 43 31.31 -14 01 48.5 q 006
2017-11-19 20:43:13 C 02 43 30.88 -14 01 53.7 q 006
2017-11-21 20:01:13 C 02 28 18.06 -17 10 27.9 q 006
2017-11-21 20:02:12 C 02 28 17.74 -17 10 31.1 q 006
2017-11-21 20:03:52 C 02 28 17.21 -17 10 37.7 q 006
2017-11-21 20:05:12 C 02 28 16.77 -17 10 42.8 q 006
2017-11-21 20:06:32 C 02 28 16.35 -17 10 48.0 q 006
2017-11-21 20:07:52 C 02 28 15.92 -17 10 52.7 q 006
2017-11-21 20:09:12 C 02 28 15.50 -17 10 58.0 q 006
2017-11-21 20:10:33 C 02 28 15.10 -17 11 02.0 q 006
2017-11-22 08:54:30 C 02 24 19.06 -17 57 20.9 U T08
2017-11-22 08:55:50 C 02 24 18.64 -17 57 25.6 U T08
2017-11-22 09:14:57 C 02 24 12.58 -17 58 33.9 U T08
2017-11-22 09:18:55 C 02 24 11.35 -17 58 47.9 U T08
2017-11-23 05:46:22 C 02 18 05.15 -19 09 43.3 U G96
2017-11-23 05:54:04 C 02 18 02.80 -19 10 09.0 U G96
2017-11-23 06:01:49 C 02 18 00.44 -19 10 35.0 U G96
2017-11-23 06:09:32 C 02 17 58.10 -19 11 00.8 U G96
2017-11-24 05:03:00 C 02 11 24.20 -20 24 48.0 U 703
2017-11-24 05:12:46 C 02 11 21.35 -20 25 18.3 U 703
2017-11-24 05:22:23 C 02 11 18.55 -20 25 48.1 U 703
2017-11-24 05:32:01 C 02 11 15.73 -20 26 17.9 U 703
2017-11-24 08:27:03 C 02 10 26.73 -20 35 11.9 U T05
2017-11-24 08:29:01 C 02 10 26.16 -20 35 18.0 U T05
2017-11-24 08:39:07 C 02 10 23.21 -20 35 48.9 U T05
2017-11-24 08:45:58 C 02 10 21.22 -20 36 09.9 U T05
2017-11-28 05:20:10 C 01 46 43.76 -24 38 52.8 U 703
2017-11-28 05:26:32 C 01 46 42.23 -24 39 07.4 U 703
2017-11-28 05:32:53 C 01 46 40.70 -24 39 20.7 U 703
2017-11-28 05:39:15 C 01 46 39.15 -24 39 34.7 U 703
2017-11-28 05:39:51 C 01 46 39.00 -24 39 36.0 U 703
2017-11-28 05:46:07 C 01 46 37.50 -24 39 49.8 U 703
2017-11-28 05:52:24 C 01 46 36.00 -24 40 03.6 U 703
2017-11-28 05:58:41 C 01 46 34.49 -24 40 17.4 U 703