455176 (1999 VF22)

NEO PHA MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS ⇩ Radar
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.7386961156 ± 2.00e+00
Semi-major axis (a)1.3127164073 AU ± 3.00e+00
Inclination (i)3.91845766° ± 4.00e+00
Long. of Asc. Node (Ω)3.16834886° ± 5.00e+00
Arg. of Perihelion (ω)272.05421221° ± 6.00e+00
Mean Anomaly (M)145.62092062° ± 1.34e-06
Mean Motion (n)0.6553237474°/day ± 2.25e+00
Perihelion dist (q)0.34301790 AU ± 2.74e+00
Aphelion dist (Q)2.28241492 AU ± 5.84e+00
Orbital Period1.50402955 yr ± 5.16e+00
NGA Modelr2
A2-4.49029235e-06 AU/d²
Physical Parameters
H (abs. magnitude)20.71
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-04-27
RMS Residual0.336″
Uncertainty0
Orbit TypeApollo
MOID0.034192 AU
Observations Used499
Oppositions9
Arc Total1999-2025
First Observation Used1999-11-10
Last Observation Used2025-02-23
Observations (527)
Date Type RA Dec Mag Band Observatory
2012-12-18 11:50:25 C 11 06 20.98 +11 06 32.6 o 695
2013-01-24 07:38:47 C 12 28 30.75 +05 47 09.6 u 807
2013-01-24 07:44:59 C 12 28 31.76 +05 47 06.2 u 807
2013-01-24 07:53:24 C 12 28 33.12 +05 47 00.8 u 807
2013-02-05 11:10:13 C 13 49 25.21 +00 43 40.1 u 703
2013-02-05 11:20:45 C 13 49 29.96 +00 43 22.3 u 703
2013-02-05 11:31:18 C 13 49 34.86 +00 43 02.8 u 703
2013-02-05 11:41:51 C 13 49 39.75 +00 42 43.1 u 703
2014-11-23 09:55:48 S 22 11 41.947 -03 20 31.02 L C51
2014-11-23 13:05:02 S 22 12 59.760 -03 13 18.19 L C51
2014-11-23 16:14:27 S 22 14 17.002 -03 06 08.64 L C51
2014-11-23 17:49:04 S 22 14 55.332 -03 02 34.87 L C51
2014-11-23 20:58:18 S 22 16 11.635 -02 55 29.24 L C51
2014-11-24 00:07:43 S 22 17 27.307 -02 48 26.46 L C51
2014-11-24 03:17:08 S 22 18 42.523 -02 41 26.63 L C51
2016-01-19 12:45:48 C 11 49 38.77 +09 20 38.1 o 691
2016-01-19 12:50:43 C 11 49 39.09 +09 20 35.8 o 691
2016-01-19 12:55:37 C 11 49 39.53 +09 20 35.6 o 691
2016-02-05 10:28:36 C 12 50 54.36 +07 28 46.0 o 691
2016-02-05 10:30:26 C 12 50 54.15 +07 28 42.6 q H45
2016-02-05 10:31:37 C 12 50 55.16 +07 28 44.6 o 691
2016-02-05 10:32:14 C 12 50 54.66 +07 28 42.8 q H45
2016-02-05 10:34:24 C 12 50 55.17 +07 28 41.2 q H45
2016-02-05 10:34:39 C 12 50 55.91 +07 28 42.8 o 691
2016-02-05 10:36:34 C 12 50 55.75 +07 28 40.6 q H45
2016-02-05 10:38:24 C 12 50 56.96 +07 28 39.5 q H45
2016-02-05 10:40:51 C 12 50 56.97 +07 28 38.3 q H45
2016-02-06 10:46:22 C 12 58 13.00 +07 15 29.2 o 691
2016-02-06 10:48:37 C 12 58 13.62 +07 15 27.7 o 691
2016-02-06 10:50:51 C 12 58 14.33 +07 15 26.4 o 691
2016-02-07 01:13:02 C 13 03 00.77 +07 06 27.3 q 246
2016-02-07 01:13:22 C 13 03 00.95 +07 06 26.8 q 246
2016-02-07 01:16:20 C 13 03 01.93 +07 06 26.2 q 246
2016-02-07 01:17:11 C 13 03 02.24 +07 06 25.3 q 246
2016-02-07 01:18:41 C 13 03 02.74 +07 06 23.9 q 246
2016-02-07 01:20:06 C 13 03 03.19 +07 06 22.9 q 246
2016-02-07 10:23:07 C 13 06 14.70 +07 00 34.8 o 691
2016-02-07 10:25:41 C 13 06 15.62 +07 00 32.4 o 691
2016-02-07 10:28:16 C 13 06 16.52 +07 00 31.2 o 691
2016-02-08 11:53:45 C 13 16 07.97 +06 41 37.6 o 691
2016-02-08 11:56:20 C 13 16 09.01 +06 41 35.6 o 691
2016-02-08 11:58:55 C 13 16 10.06 +06 41 33.5 o 691
2016-02-11 07:54:29 C 13 51 17.27 +05 29 21.0 R G45
2016-02-11 07:55:10 C 13 51 17.67 +05 29 19.7 R G45
2016-02-11 08:02:24 C 13 51 22.25 +05 29 10.2 R G45
2016-02-11 08:08:39 C 13 51 26.18 +05 29 01.5 R G45
2016-02-11 08:16:22 C 13 51 31.02 +05 28 51.0 R G45
2016-02-11 08:22:31 C 13 51 34.90 +05 28 42.8 R G45
2016-02-11 08:23:15 C 13 51 35.37 +05 28 41.3 R G45
2016-02-16 13:25:07 S 15 56 10.222 +00 24 33.16 L C51
Radar Observations (6)
Epoch (UTC)ValueSigmaUnitsFreq (MHz)ReceiverTransmitter
2019-02-19 10:00:00 52587665.73 4 us 2380 -1 -1
2019-02-19 11:00:00 52361395.63 0.5 us 2380 -1 -1
2019-02-20 11:00:00 49135549.75 0.5 us 2380 -1 -1
2022-02-20 05:30:00 46910416.65 2 us 8560 -14 -14
2022-02-22 07:20:00 13046.009 1 Hz 8560 -14 -14
2022-02-22 07:30:00 35782146.77 2 us 8560 -14 -14
Station codes
-14 DSS-14 Goldstone (70-m) -1 Arecibo (305-m, 1963–2020)