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
2016-02-16 14:59:33 S 15 58 24.929 +00 18 42.34 L C51
2019-01-11 12:26:02 C 11 21 02.464 +11 34 42.90 U F51
2019-01-11 12:42:05 C 11 21 03.267 +11 34 42.22 U F51
2019-01-11 12:58:11 C 11 21 04.045 +11 34 41.41 U F51
2019-01-11 13:14:14 C 11 21 04.837 +11 34 40.60 U F51
2019-02-04 23:58:47 C 12 03 45.57 +12 54 51.6 U B18
2019-02-04 23:59:52 C 12 03 45.71 +12 54 52.3 U B18
2019-02-05 00:00:57 C 12 03 45.82 +12 54 52.6 U B18
2019-02-05 00:03:08 C 12 03 46.10 +12 54 53.9 U B18
2019-02-05 00:04:13 C 12 03 46.26 +12 54 54.4 U B18
2019-02-05 00:05:18 C 12 03 46.40 +12 54 54.9 U B18
2019-02-05 00:06:23 C 12 03 46.53 +12 54 55.5 U B18
2019-02-05 00:07:29 C 12 03 46.65 +12 54 56.1 U B18
2019-02-05 03:35:41 C 12 04 14.95 +12 56 52.0 19.3 q J43
2019-02-05 03:48:02 C 12 04 16.56 +12 56 58.5 19.2 q J43
2019-02-05 04:00:17 C 12 04 18.14 +12 57 04.9 19.4 q J43
2019-02-05 04:12:34 C 12 04 19.67 +12 57 11.6 19.5 q J43
2019-02-05 08:36:38 C 12 04 57.42 +12 59 32.7 V V37
2019-02-05 08:38:19 C 12 04 57.63 +12 59 33.8 V V37
2019-02-05 08:40:00 C 12 04 57.86 +12 59 34.6 V V37
2019-02-05 08:41:42 C 12 04 58.11 +12 59 35.6 V V37
2019-02-05 08:43:23 C 12 04 58.30 +12 59 36.5 V V37
2019-02-05 08:45:06 C 12 04 58.53 +12 59 37.3 V V37
2019-02-05 08:46:47 C 12 04 58.75 +12 59 38.4 V V37
2019-02-05 11:44:06 C 12 05 24.158 +13 01 21.17 U F51
2019-02-05 12:01:55 C 12 05 26.527 +13 01 31.33 U F51
2019-02-05 12:19:51 C 12 05 28.910 +13 01 41.46 U F51
2019-02-05 12:37:50 C 12 05 31.295 +13 01 51.57 U F51
2019-02-08 00:41:43 C 12 15 29.67 +13 41 21.9 V Z17
2019-02-08 00:56:17 C 12 15 32.37 +13 41 33.8 V Z17
2019-02-08 01:10:54 C 12 15 35.08 +13 41 45.7 V Z17
2019-02-08 01:25:27 C 12 15 37.77 +13 41 57.4 V Z17
2019-02-08 01:36:21 C 12 15 39.80 +13 42 06.2 V Z17
2019-02-08 08:49:25 C 12 17 05.02 +13 47 52.3 V 703
2019-02-08 08:57:01 C 12 17 06.45 +13 47 58.7 V 703
2019-02-08 09:04:35 C 12 17 07.91 +13 48 05.0 V 703
2019-02-08 09:12:10 C 12 17 09.35 +13 48 10.9 V 703
2019-02-09 06:16:03 C 12 21 43.96 +14 06 36.1 V V37
2019-02-09 06:21:58 C 12 21 45.28 +14 06 41.7 V V37
2019-02-09 06:27:54 C 12 21 46.60 +14 06 47.8 V V37
2019-02-09 06:33:49 C 12 21 47.91 +14 06 53.5 V V37
2019-02-09 06:39:43 C 12 21 49.24 +14 06 59.3 V V37
2019-02-13 08:26:06 C 12 54 52.53 +16 15 59.5 V 703
2019-02-13 08:33:37 C 12 54 56.10 +16 16 13.7 V 703
2019-02-13 08:41:09 C 12 54 59.76 +16 16 27.4 V 703
2019-02-14 02:10:45 C 13 04 28.16 +16 50 19.2 q 160
2019-02-14 02:14:16 C 13 04 30.13 +16 50 26.0 q 160
2019-02-14 02:17:45 C 13 04 32.13 +16 50 35.5 q 160
2019-02-15 01:34:42 C 13 20 14.28 +17 43 03.9 q 160
2019-02-15 01:38:34 C 13 20 17.16 +17 43 13.1 q 160
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)