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
2025-02-21 09:19:06 C 07 43 10.884 +51 35 06.90 V T05
2025-02-21 17:30:24 B 07 24 13.25 +52 37 14.0 X L99
2025-02-21 17:31:42 B 07 24 10.10 +52 37 22.5 X L99
2025-02-21 17:33:00 B 07 24 06.89 +52 37 32.4 X L99
2025-02-22 03:46:00 C 06 57 39.910 +53 42 38.34 V G96
2025-02-22 03:53:36 C 06 57 18.799 +53 43 19.34 V G96
2025-02-22 04:08:47 C 06 56 36.586 +53 44 40.45 V G96
2025-02-22 17:43:01 B 06 17 27.79 +54 34 24.7 X L99
2025-02-22 17:46:30 B 06 17 17.09 +54 34 32.8 X L99
2025-02-22 17:49:59 B 06 17 06.49 +54 34 38.5 X L99
2025-02-22 20:38:11 C 06 08 32.717 +54 39 01.04 W J69
2025-02-22 20:40:18 C 06 08 26.102 +54 39 02.70 W J69
2025-02-22 20:42:26 C 06 08 19.514 +54 39 05.08 W J69
2025-02-22 20:44:33 C 06 08 12.929 +54 39 07.60 W J69
2025-02-23 03:51:25 C 05 46 07.302 +54 40 23.09 V 703
2025-02-23 03:51:49 C 05 46 06.035 +54 40 23.02 V 703
2025-02-23 03:54:55 C 05 45 56.178 +54 40 19.13 V 703
2025-02-23 03:55:19 C 05 45 54.864 +54 40 18.73 V 703
2025-02-23 03:58:25 C 05 45 45.018 +54 40 15.42 V 703
2025-02-23 03:58:49 C 05 45 43.772 +54 40 14.70 V 703
2025-02-23 07:22:14 C 05 35 02.834 +54 35 20.98 V T08
2025-02-23 07:28:09 C 05 34 43.946 +54 35 07.48 V T08
2025-02-23 07:37:28 C 05 34 14.174 +54 34 45.77 V T08
2025-02-23 07:58:28 C 05 33 06.871 +54 33 54.86 V T08
2025-02-23 18:20:05 C 05 00 47.69 +53 53 12.9 q L04
2025-02-23 18:28:46 C 05 00 20.47 +53 52 24.4 q L04
2025-02-23 18:37:22 C 04 59 53.53 +53 51 36.0 q L04
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)