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
2020-11-03 02:07:19 C 20 18 55.11 +18 10 10.0 V W33
2020-11-03 02:18:02 C 20 18 59.10 +18 09 37.9 V W33
2020-11-05 17:47:03 C 20 41 34.63 +15 04 51.1 V 130
2020-11-05 17:52:35 C 20 41 36.45 +15 04 35.4 V 130
2020-11-05 18:58:26 C 20 41 57.80 +15 01 27.0 V L18
2020-11-05 19:09:15 C 20 42 01.48 +15 00 56.9 V L18
2020-11-05 19:18:15 C 20 42 04.37 +15 00 30.0 V L18
2020-11-06 19:24:11 C 20 49 56.07 +13 53 33.6 V 160
2020-11-06 19:27:06 C 20 49 56.96 +13 53 25.3 V 160
2020-11-06 19:30:01 C 20 49 57.87 +13 53 17.1 V 160
2020-11-07 17:26:11 C 20 56 49.26 +12 54 03.1 V 204
2020-11-07 17:32:02 C 20 56 51.01 +12 53 47.6 V 204
2020-11-07 17:37:52 C 20 56 52.77 +12 53 31.9 V 204
2020-11-07 18:28:23 C 20 57 07.83 +12 51 18.1 V 160
2020-11-07 18:31:22 C 20 57 08.73 +12 51 10.2 V 160
2020-11-07 18:34:20 C 20 57 09.64 +12 51 02.4 V 160
2020-11-07 19:36:52 C 20 57 28.39 +12 48 16.1 V G17
2020-11-07 19:41:22 C 20 57 29.77 +12 48 03.9 V G17
2020-11-07 19:45:52 C 20 57 31.08 +12 47 52.2 V G17
2020-11-08 07:42:13 C 21 01 05.94 +12 16 37.8 V T08
2020-11-08 07:51:00 C 21 01 08.50 +12 16 15.0 V T08
2020-11-08 08:10:54 C 21 01 14.34 +12 15 22.4 V T08
2020-11-10 07:44:42 C 21 14 45.32 +10 15 55.4 V T05
2020-11-10 07:49:20 C 21 14 46.54 +10 15 43.7 V T05
2020-11-10 07:59:16 C 21 14 49.19 +10 15 19.9 V T05
2020-11-10 08:13:49 C 21 14 53.10 +10 14 44.1 V T05
2020-11-10 10:16:06 C 21 15 27.53 +10 09 46.4 q D29
2020-11-10 10:36:27 C 21 15 32.90 +10 08 57.4 q D29
2020-11-10 10:56:49 C 21 15 38.27 +10 08 08.4 q D29
2020-11-12 03:24:50 C 21 26 09.67 +08 34 12.7 V V19
2020-11-12 03:55:23 C 21 26 17.19 +08 33 04.1 V V19
2020-11-12 04:28:42 C 21 26 25.39 +08 31 49.4 V V19
2020-11-13 01:28:10 C 21 31 35.82 +07 45 51.0 V 703
2020-11-13 01:37:27 C 21 31 37.98 +07 45 31.1 V 703
2020-11-13 01:46:44 C 21 31 40.14 +07 45 11.0 V 703
2020-11-13 01:56:01 C 21 31 42.34 +07 44 51.0 V 703
2020-11-14 00:48:59 C 21 37 05.98 +06 57 11.1 u 807
2020-11-14 00:54:15 C 21 37 07.17 +06 57 00.2 u 807
2020-11-14 00:59:31 C 21 37 08.36 +06 56 49.2 u 807
2020-11-14 01:04:47 C 21 37 09.56 +06 56 38.3 u 807
2020-11-14 17:10:22 C 21 40 50.70 +06 23 36.9 V 130
2020-11-14 17:13:36 C 21 40 51.40 +06 23 30.6 V 130
2020-11-14 17:16:49 C 21 40 52.15 +06 23 24.3 V 130
2020-11-14 17:20:03 C 21 40 52.83 +06 23 17.9 V 130
2020-11-14 18:16:37 C 21 41 05.43 +06 21 22.9 V A16
2020-11-14 18:32:11 C 21 41 08.93 +06 20 52.9 V A16
2020-11-14 18:47:45 C 21 41 12.38 +06 20 21.8 V A16
2020-11-14 19:00:12 C 21 41 15.04 +06 19 56.9 V A16
2020-11-16 02:54:18 C 21 48 12.87 +05 18 44.8 V G96
2020-11-16 03:01:45 C 21 48 14.41 +05 18 30.8 V G96