85990 (1999 JV6)

NEO PHA MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS ⇩ Radar
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.3115183438 ± 2.00e+00
Semi-major axis (a)1.0090700360 AU ± 3.00e+00
Inclination (i)5.36059928° ± 4.00e+00
Long. of Asc. Node (Ω)124.20027455° ± 5.00e+00
Arg. of Perihelion (ω)235.70663086° ± 6.00e+00
Mean Anomaly (M)341.16265472° ± 1.80e-05
Mean Motion (n)0.9723672228°/day ± 4.34e+00
Perihelion dist (q)0.69472621 AU ± 2.89e+00
Aphelion dist (Q)1.32341386 AU ± 4.42e+00
Orbital Period1.01363586 yr ± 4.52e+00
NGA Modelr2
A2-4.84617133e-06 AU/d²
Physical Parameters
H (abs. magnitude)20.27
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-04-27
RMS Residual0.477″
Uncertainty0
Orbit TypeApollo
MOID0.031327 AU
Observations Used1067
Oppositions1
Arc Total1999-2024
First Observation Used1999-05-13
Last Observation Used2024-01-28
Observations (1193)
Date Type RA Dec Mag Band Observatory
2017-01-12 19:44:00 C 03 02 42.41 -02 41 44.7 q Z45
2017-01-12 19:48:29 C 03 02 44.70 -02 41 11.1 q Z45
2017-01-12 19:50:19 C 03 02 45.65 -02 40 57.6 q Z45
2017-01-12 19:52:32 C 03 02 46.73 -02 40 42.3 q Z45
2017-01-12 19:55:09 C 03 02 48.30 -02 40 22.0 q Z45
2017-01-19 18:03:24 C 04 12 01.33 +12 17 50.4 u 209
2017-01-19 18:09:10 C 04 12 03.05 +12 18 12.2 u 209
2017-01-19 18:14:55 C 04 12 04.75 +12 18 34.1 u 209
2017-01-19 18:22:50 C 04 12 07.13 +12 19 04.1 u 209
2017-01-19 18:28:35 C 04 12 08.81 +12 19 25.7 u 209
2017-01-19 18:34:20 C 04 12 10.53 +12 19 47.7 u 209
2017-01-19 18:40:13 C 04 12 12.27 +12 20 10.1 u 209
2017-01-19 18:45:57 C 04 12 14.00 +12 20 31.7 u 209
2017-01-19 18:51:42 C 04 12 15.70 +12 20 53.3 u 209
2017-01-19 18:59:14 C 04 12 17.91 +12 21 21.6 u 209
2017-01-19 19:05:07 C 04 12 19.69 +12 21 44.3 u 209
2017-01-19 19:10:51 C 04 12 21.37 +12 22 06.2 u 209
2017-01-19 19:16:37 C 04 12 23.08 +12 22 27.8 u 209
2017-01-20 21:20:20 C 04 20 12.16 +13 55 16.2 q 160
2017-01-20 21:22:16 C 04 20 12.72 +13 55 21.7 q 160
2017-01-21 01:56:55 C 04 21 34.08 +14 10 52.4 q H45
2017-01-21 01:58:08 C 04 21 34.42 +14 10 56.7 q H45
2017-01-21 01:59:04 C 04 21 34.65 +14 11 00.0 q H45
2017-01-21 01:59:58 C 04 21 34.93 +14 11 03.1 q H45
2017-01-21 02:00:43 C 04 21 35.12 +14 11 05.1 q H45
2017-01-21 02:01:34 C 04 21 35.34 +14 11 08.0 q H45
2017-01-21 22:40:02 C 04 27 15.99 +15 16 18.7 u 107
2017-01-21 22:43:09 C 04 27 16.83 +15 16 27.9 u 107
2017-01-21 22:47:22 C 04 27 17.92 +15 16 41.2 u 107
2017-01-24 01:55:22 C 04 40 13.40 +17 37 13.5 q H45
2017-01-24 01:56:33 C 04 40 13.65 +17 37 16.6 q H45
2017-01-24 01:59:38 C 04 40 14.32 +17 37 24.1 q H45
2017-01-24 02:00:43 C 04 40 14.56 +17 37 26.7 q H45
2017-01-24 02:02:02 C 04 40 14.85 +17 37 30.1 q H45
2017-01-24 02:03:10 C 04 40 15.10 +17 37 33.0 q H45
2017-01-24 08:17:56 C 04 41 40.37 +17 53 02.8 L T05
2017-01-24 08:21:57 C 04 41 41.23 +17 53 13.8 L T05
2017-01-24 09:13:55 C 04 41 52.41 +17 55 16.2 L T05
2017-01-24 09:25:06 C 04 41 54.80 +17 55 42.0 L T05
2017-01-25 21:53:09 C 04 49 59.20 +19 17 02.4 q 160
2017-01-25 21:54:58 C 04 49 59.58 +19 17 06.2 q 160
2017-01-25 21:56:47 C 04 49 59.95 +19 17 09.9 q 160
2017-01-25 22:25:09 C 04 50 05.74 +19 18 06.8 q 203
2017-01-25 23:07:59 C 04 50 14.39 +19 19 33.9 q 203
2017-01-27 04:31:53 C 04 56 15.07 +20 17 39.0 q H45
2017-01-27 04:33:12 C 04 56 15.35 +20 17 40.9 q H45
2017-01-27 04:34:09 C 04 56 15.50 +20 17 42.8 q H45
2017-01-27 04:35:21 C 04 56 15.72 +20 17 45.1 q H45
2017-01-27 04:36:33 C 04 56 15.95 +20 17 47.0 q H45
2017-01-27 04:37:44 C 04 56 16.16 +20 17 49.4 q H45
Radar Observations (15)
Epoch (UTC)ValueSigmaUnitsFreq (MHz)ReceiverTransmitter
2015-01-14 06:27:00 91962819.52 4 us 2380 -1 -1
2015-01-15 07:04:00 94147181.77 0.5 us 2380 -1 -1
2015-01-17 05:45:00 98914932.02 0.5 us 2380 -1 -1
2015-01-28 05:25:00 139146893.28 1 us 2380 -1 -1
2016-01-08 06:50:00 34618571.39 3 us 8560 -14 -14
2016-01-08 09:00:00 34800280.71 0.625 us 8560 -14 -14
2016-01-09 06:10:00 36899171.6 0.625 us 8560 -14 -14
2016-01-10 04:30:00 39672908.95 1 us 8560 -14 -14
2016-01-14 04:20:00 55840499.94 1 us 2380 -1 -1
2016-01-17 02:38:00 70275038.14 0.5 us 2380 -1 -1
2016-01-19 03:34:00 81040626.98 0.5 us 2380 -1 -1
2017-01-07 01:00:00 68905392.263 10 us 8560 -14 -14
2017-01-08 00:50:00 69117456.6 2 us 8560 -14 -14
2017-01-09 01:00:00 69961665.946 1 us 8560 -14 -14
2017-01-16 00:00:00 90245342.3 0.5 us 2380 -1 -1
Station codes
-14 DSS-14 Goldstone (70-m) -1 Arecibo (305-m, 1963–2020)