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
2025-11-26 01:16:49 C 23 09 09.235 -02 06 23.62 V W68
2025-11-26 01:21:26 C 23 09 09.607 -02 06 29.92 V W68
2025-11-26 01:29:24 C 23 09 10.363 -02 06 42.05 V W68
2025-11-27 02:27:04 C 23 11 34.156 -02 42 19.33 V 703
2025-11-27 02:30:23 C 23 11 34.519 -02 42 24.98 V 703
2025-11-27 02:33:43 C 23 11 34.789 -02 42 28.37 V 703
2025-11-27 02:37:02 C 23 11 35.056 -02 42 33.41 V 703
2025-12-05 11:58:48 C 23 29 10.55 -06 20 35.0 V D29
2025-12-05 12:13:49 C 23 29 11.72 -06 20 47.4 V D29
2025-12-05 12:28:51 C 23 29 12.88 -06 21 00.0 V D29
2025-12-06 12:16:48 C 23 31 08.57 -06 40 28.4 V D29
2025-12-06 12:33:09 C 23 31 09.84 -06 40 41.8 V D29
2025-12-07 05:02:12 C 23 32 29.495 -06 53 29.90 X F52
2025-12-07 05:13:24 C 23 32 30.341 -06 53 38.46 X F52
2025-12-07 05:24:45 C 23 32 31.191 -06 53 47.16 X F52
2025-12-07 05:36:03 C 23 32 32.045 -06 53 55.78 X F52
2025-12-08 03:34:58 C 23 34 16.302 -07 10 21.68 V 703
2025-12-08 03:38:17 C 23 34 16.597 -07 10 22.15 V 703
2025-12-08 03:41:36 C 23 34 16.864 -07 10 25.14 V 703
2025-12-08 03:44:56 C 23 34 17.051 -07 10 26.65 V 703
2025-12-10 04:16:18 C 23 38 04.009 -07 43 38.96 V 703
2025-12-10 04:19:40 C 23 38 04.340 -07 43 41.70 V 703
2025-12-10 04:23:02 C 23 38 04.560 -07 43 43.32 V 703
2025-12-10 04:26:23 C 23 38 04.765 -07 43 45.08 V 703
2025-12-12 03:22:02 C 23 41 40.146 -08 12 26.96 V 703
2025-12-12 03:25:18 C 23 41 40.312 -08 12 29.63 V 703
2025-12-12 03:28:34 C 23 41 40.524 -08 12 30.24 V 703
2025-12-12 03:31:50 C 23 41 40.740 -08 12 32.47 V 703
2025-12-13 02:01:11 C 23 43 22.854 -08 25 11.06 V G96
2025-12-13 02:09:22 C 23 43 23.437 -08 25 15.53 V G96
2025-12-13 02:17:34 C 23 43 23.999 -08 25 20.17 V G96
2025-12-13 02:25:44 C 23 43 24.596 -08 25 24.60 V G96
2025-12-21 03:35:56 C 23 57 29.815 -09 49 40.98 V 703
2025-12-21 03:42:37 C 23 57 30.445 -09 49 42.92 V 703
2025-12-21 03:45:57 C 23 57 30.604 -09 49 43.97 V 703