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
1994-11-11 15:26:21 C 04 33 55.03 +00 35 40.6 413
1994-11-11 15:28:44 C 04 33 54.19 +00 35 27.6 413
1994-11-12 05:12:45 C 04 29 12.52 -00 40 48.3 z 292
1994-11-12 05:17:14 C 04 29 10.78 -00 41 12.5 z 292
1994-11-13 19:47:20 C 04 15 40.21 -04 14 46.5 z 104
1994-11-13 19:50:59 C 04 15 38.82 -04 15 07.3 z 104
1994-11-13 19:53:10 C 04 15 38.15 -04 15 18.9 z 104
1994-11-13 20:01:00 C 04 15 35.34 -04 16 02.1 z 104
1994-11-14 20:06:30 C 04 06 54.39 -06 29 50.9 z 104
1994-11-14 20:11:30 C 04 06 52.61 -06 30 19.0 z 104
1994-11-14 20:17:14 C 04 06 50.46 -06 30 50.6 z 104
1994-11-23 13:25:45 C 02 50 46.24 -23 17 46.2 z 360
1994-11-23 13:33:29 C 02 50 43.47 -23 18 15.7 z 360
1994-11-23 13:36:59 C 02 50 42.24 -23 18 28.6 z 360
1994-12-04 11:50:45 C 01 35 45.81 -33 54 04.7 z 360
1994-12-04 11:55:00 C 01 35 44.90 -33 54 10.2 z 360
1994-12-04 12:10:29 C 01 35 41.22 -33 54 31.4 z 360
1994-12-18 11:27:30 C 00 42 08.08 -38 05 32.4 413
1994-12-18 11:29:59 C 00 42 07.82 -38 05 33.1 413
1994-12-19 12:01:45 C 00 39 26.35 -38 14 17.0 413
1994-12-19 12:04:58 C 00 39 25.99 -38 14 17.9 413
1994-12-20 12:17:47 C 00 36 53.24 -38 22 19.1 413
1994-12-20 12:21:23 C 00 36 52.86 -38 22 20.0 413
1995-01-13 10:31:03 C 23 47 32.25 -40 10 15.2 413
1995-01-13 10:35:17 C 23 47 31.83 -40 10 15.6 413
1996-01-09 10:33:05 C 23 12 37.99 -00 55 13.7 z 413
1996-01-09 10:36:27 C 23 12 38.44 -00 55 13.5 z 413
1996-01-09 10:40:03 C 23 12 38.96 -00 55 12.7 z 413
1996-01-09 10:43:25 C 23 12 39.42 -00 55 11.4 z 413
1996-01-10 10:31:15 C 23 15 57.72 -00 50 29.6 z 413
1996-01-10 10:35:14 C 23 15 58.29 -00 50 29.3 z 413
1996-01-10 10:42:07 C 23 15 59.18 -00 50 27.8 z 413
1996-11-02 17:50:03 C 09 28 46.38 -10 34 21.8 413
1996-11-02 17:52:33 C 09 28 46.88 -10 34 28.5 413
1997-10-18 18:24:42 C 17 27 08.91 +38 44 19.5 046
1997-10-18 18:28:12 C 17 27 10.89 +38 44 14.9 046
1997-10-18 18:30:55 C 17 27 12.47 +38 44 11.5 046
1997-10-18 18:32:10 C 17 27 13.21 +38 44 09.1 046
1997-10-19 17:06:20 C 17 40 38.85 +38 12 41.6 z 118
1997-10-19 17:08:51 C 17 40 40.32 +38 12 37.8 z 118
1997-10-19 17:14:46 C 17 40 43.75 +38 12 28.3 z 118
1997-10-19 17:19:01 C 17 40 46.31 +38 12 22.2 046
1997-10-19 17:20:12 C 17 40 47.06 +38 12 20.4 046
1997-10-19 17:21:21 C 17 40 47.72 +38 12 18.6 046
1997-10-19 17:22:28 C 17 40 48.36 +38 12 16.3 046
1997-10-20 18:09:05 C 17 55 35.22 +37 29 48.6 z 118
1997-10-20 18:10:54 C 17 55 36.32 +37 29 45.2 z 118
1997-10-20 18:15:30 C 17 55 39.04 +37 29 36.4 z 118
1997-10-21 03:39:48 C 18 01 15.39 +37 11 23.3 658
1997-10-21 03:47:07 C 18 01 19.72 +37 11 08.2 658