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
2025-11-02 20:13:48 C 21 40 10.694 +27 53 19.86 Z C23
2025-11-02 20:16:41 C 21 40 11.522 +27 53 03.26 Z C23
2025-11-02 20:19:00 C 21 40 12.216 +27 52 49.51 Z C23
2025-11-02 20:53:38 C 21 40 22.270 +27 49 26.58 Z C23
2025-11-02 20:55:57 C 21 40 22.942 +27 49 12.90 Z C23
2025-11-02 21:01:33 C 21 40 23.64 +27 48 31.6 X D04
2025-11-02 21:21:03 C 21 40 29.41 +27 46 42.0 X D04
2025-11-02 21:25:51 C 21 40 30.81 +27 46 14.4 X D04
2025-11-02 21:58:02 B 21 40 41.237 +27 43 26.72 X J51
2025-11-02 22:09:40 B 21 40 44.503 +27 42 19.55 X J51
2025-11-02 22:21:17 B 21 40 47.789 +27 41 11.33 X J51
2025-11-04 05:14:16 C 21 49 28.798 +24 46 36.34 V 703
2025-11-04 05:17:43 C 21 49 29.737 +24 46 18.73 V 703
2025-11-04 05:27:50 C 21 49 32.351 +24 45 21.46 V 703
2025-11-04 05:31:10 C 21 49 33.208 +24 45 02.70 V 703
2025-11-04 05:43:03 C 21 49 36.289 +24 43 57.47 V G96
2025-11-04 05:51:15 C 21 49 38.428 +24 43 12.18 V G96
2025-11-04 06:07:37 C 21 49 42.661 +24 41 42.86 V G96
2025-11-05 20:09:55 B 21 59 17.112 +21 21 49.50 X J51
2025-11-05 20:20:51 B 21 59 19.618 +21 20 53.88 X J51
2025-11-05 20:31:48 B 21 59 22.046 +21 19 58.66 X J51
2025-11-06 16:44:37 C 22 04 00.54 +19 40 15.6 Z L04
2025-11-06 16:51:23 C 22 04 02.00 +19 39 43.1 Z L04
2025-11-06 16:58:01 C 22 04 03.43 +19 39 11.1 Z L04
2025-11-06 20:53:43 C 22 04 54.790 +19 20 34.51 V R17
2025-11-06 21:14:04 C 22 04 59.066 +19 18 57.89 V R17
2025-11-06 21:34:25 C 22 05 03.365 +19 17 20.58 V R17
2025-11-06 21:54:48 C 22 05 07.630 +19 15 43.13 V R17
2025-11-07 17:20:31 C 22 09 17.652 +17 45 18.39 V G33
2025-11-07 17:23:48 C 22 09 18.306 +17 45 03.46 V G33
2025-11-07 17:27:13 C 22 09 18.999 +17 44 48.13 V G33
2025-11-07 17:34:03 C 22 09 20.365 +17 44 17.14 V G33
2025-11-07 17:37:21 C 22 09 21.029 +17 44 02.06 V G33
2025-11-07 20:23:34 C 22 09 54.302 +17 31 30.94 Z C23
2025-11-07 21:11:38 C 22 10 03.842 +17 27 53.50 Z C23
2025-11-08 02:51:28 C 22 11 13.830 +17 02 51.04 V 703
2025-11-08 02:54:41 C 22 11 14.460 +17 02 36.89 V 703
2025-11-08 02:57:56 C 22 11 15.094 +17 02 22.60 V 703
2025-11-08 03:01:12 C 22 11 15.702 +17 02 08.05 V 703
2025-11-08 20:06:03 B 22 14 37.10 +15 47 53.1 X L76
2025-11-08 20:13:38 B 22 14 38.53 +15 47 20.7 X L76
2025-11-08 20:21:13 B 22 14 39.97 +15 46 48.5 X L76
2025-11-09 03:32:05 C 22 16 03.166 +15 16 48.97 V 703
2025-11-09 03:35:22 C 22 16 03.796 +15 16 34.72 V 703
2025-11-09 03:38:37 C 22 16 04.372 +15 16 21.43 V 703
2025-11-09 03:41:53 C 22 16 04.973 +15 16 07.46 V 703
2025-11-09 06:47:42 C 22 16 39.878 +15 03 24.34 V T08
2025-11-09 07:01:56 C 22 16 42.422 +15 02 25.37 V T08
2025-11-09 07:06:14 C 22 16 43.205 +15 02 07.55 V T08
2025-11-09 07:41:51 C 22 16 49.582 +14 59 39.95 V T08