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
1999-11-10 03:24:57 c 00 43 22.17 +26 00 05.4 d 703
1999-11-10 03:42:39 c 00 43 24.69 +25 59 09.1 d 703
1999-11-10 04:00:27 c 00 43 27.19 +25 58 12.0 d 703
1999-11-10 04:18:11 c 00 43 29.63 +25 57 15.4 d 703
1999-11-10 05:52:49 C 00 43 42.69 +25 52 13.7 m 853
1999-11-10 05:53:46 C 00 43 42.82 +25 52 10.6 m 853
1999-11-10 05:55:44 C 00 43 43.08 +25 52 04.4 m 853
1999-11-11 03:58:50 C 00 46 51.18 +24 48 00.0 853
1999-11-11 04:00:52 C 00 46 51.43 +24 47 54.4 853
1999-11-11 04:02:09 C 00 46 51.46 +24 47 35.4 c 681
1999-11-11 04:03:57 C 00 46 51.70 +24 47 29.9 c 681
1999-11-11 04:08:11 C 00 46 52.24 +24 47 19.5 c 681
1999-11-11 05:51:18 C 00 47 04.10 +24 43 02.4 i 651
1999-11-11 05:59:21 C 00 47 04.99 +24 42 40.6 i 651
1999-11-11 06:06:35 C 00 47 05.80 +24 42 22.0 i 651
1999-11-11 07:41:20 C 00 47 17.39 +24 37 53.2 c 681
1999-11-11 07:43:15 C 00 47 17.55 +24 37 48.9 c 681
1999-11-11 07:46:05 C 00 47 17.90 +24 37 42.2 c 681
1999-11-11 07:47:53 C 00 47 18.14 +24 37 38.3 c 681
1999-11-11 23:15:19 C 00 49 09.06 +23 59 36.6 c 118
1999-11-11 23:17:00 C 00 49 09.22 +23 59 32.8 c 118
1999-11-11 23:22:20 C 00 49 09.76 +23 59 20.3 c 118
1999-11-12 02:09:23 C 00 49 32.37 +23 53 08.1 853
1999-11-12 02:13:18 C 00 49 32.76 +23 52 59.5 853
1999-11-12 02:14:32 C 00 49 32.89 +23 52 56.6 853
1999-11-12 03:38:08 C 00 49 40.98 +23 49 48.4 z 719
1999-11-12 03:47:12 C 00 49 41.96 +23 49 26.6 z 719
1999-11-12 04:21:33 C 00 49 45.36 +23 48 13.7 i 651
1999-11-12 04:26:30 C 00 49 45.89 +23 48 01.8 i 651
1999-11-12 04:31:35 C 00 49 46.38 +23 47 50.5 i 651
1999-11-12 05:02:06 C 00 49 49.14 +23 46 39.6 z 719
1999-11-12 05:09:48 C 00 49 49.87 +23 46 21.6 z 719
1999-11-12 17:01:37 C 00 51 07.53 +23 20 35.7 595
1999-11-12 17:05:37 C 00 51 08.04 +23 20 29.5 z 104
1999-11-12 17:07:18 C 00 51 08.11 +23 20 25.8 595
1999-11-12 17:08:50 C 00 51 08.35 +23 20 22.9 z 104
1999-11-12 17:12:29 C 00 51 08.68 +23 20 15.9 z 104
1999-11-12 17:12:51 C 00 51 08.59 +23 20 13.8 595
1999-11-12 17:16:49 C 00 51 09.11 +23 20 06.8 z 104
1999-11-12 17:17:51 C 00 51 09.04 +23 20 03.7 595
1999-11-12 18:21:27 C 00 51 15.18 +23 17 57.6 z 596
1999-11-12 18:32:21 C 00 51 16.21 +23 17 35.8 z 596
1999-11-13 02:20:37 C 00 52 02.56 +23 02 06.8 18.4 z 719
1999-11-13 03:57:22 C 00 52 10.31 +22 58 58.0 i 739
1999-11-13 04:04:15 C 00 52 10.81 +22 58 45.0 i 739
1999-11-13 04:25:53 C 00 52 12.57 +22 58 04.4 i 739
1999-11-13 09:43:48 C 00 52 43.28 +22 48 55.7 c 474
1999-11-13 09:45:16 C 00 52 43.41 +22 48 53.0 c 474
1999-11-13 09:46:41 C 00 52 43.55 +22 48 49.9 c 474
1999-11-13 09:49:20 C 00 52 43.76 +22 48 45.6 c 474
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)