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
2007-03-03 06:36:18 C 13 05 53.72 +07 55 25.0 o 950
2007-03-04 00:17:35 C 13 04 36.32 +08 16 09.7 o 950
2007-03-04 00:18:42 C 13 04 36.23 +08 16 11.1 o 950
2007-03-04 00:19:46 C 13 04 36.14 +08 16 12.2 o 950
2007-03-04 00:20:50 C 13 04 36.06 +08 16 13.7 o 950
2007-03-07 01:02:15 C 12 58 38.05 +09 43 43.8 o 950
2007-03-07 01:05:15 C 12 58 37.77 +09 43 47.3 o 950
2007-03-07 01:32:15 C 12 58 35.27 +09 44 20.3 o 950
2007-03-07 01:35:16 C 12 58 34.95 +09 44 24.6 o 950
2007-03-07 01:57:16 C 12 58 32.94 +09 44 51.1 o 950
2007-03-07 02:00:16 C 12 58 32.66 +09 44 54.8 o 950
2007-03-07 02:21:15 C 12 58 30.69 +09 45 20.3 o 950
2007-03-07 02:24:16 C 12 58 30.41 +09 45 23.9 o 950
2007-03-07 02:46:15 C 12 58 28.32 +09 45 51.3 o 950
2007-03-07 02:49:16 C 12 58 28.03 +09 45 55.0 o 950
2007-03-12 08:01:16 C 12 46 20.56 +12 21 21.3 r 703
2007-03-12 08:13:24 C 12 46 19.27 +12 21 36.2 r 703
2007-03-12 08:25:29 C 12 46 17.94 +12 21 52.3 r 703
2007-03-12 08:37:35 C 12 46 16.57 +12 22 06.3 r 703
2007-03-16 06:56:54 C 12 35 49.84 +14 18 35.3 r 703
2007-03-16 07:06:10 C 12 35 48.69 +14 18 46.6 r 703
2007-03-16 07:15:27 C 12 35 47.54 +14 18 57.6 r 703
2007-03-16 07:24:43 C 12 35 46.46 +14 19 09.0 r 703
2007-03-25 20:00:24 C 12 07 49.97 +18 30 38.9 o B15
2007-03-25 20:09:16 C 12 07 48.83 +18 30 47.5 o B15
2007-03-25 20:19:54 C 12 07 47.47 +18 30 57.4 o B15
2007-04-10 21:04:58 C 11 25 19.93 +22 26 55.1 o B15
2007-04-10 21:18:45 C 11 25 18.65 +22 26 58.7 o B15
2007-04-10 21:27:59 C 11 25 17.78 +22 27 01.4 o B15
2008-02-16 03:20:25 C 13 02 04.01 +04 17 21.9 o 950
2008-02-16 03:22:25 C 13 02 03.84 +04 17 22.9 o 950
2008-02-16 03:34:25 C 13 02 03.41 +04 17 34.6 o 950
2008-02-16 05:44:25 C 13 01 57.49 +04 19 38.4 o 950
2008-02-16 05:49:25 C 13 01 57.28 +04 19 42.5 o 950
2008-02-16 05:53:25 C 13 01 57.12 +04 19 46.3 o 950
2008-02-19 01:39:21 C 12 58 57.14 +05 27 18.4 o 950
2008-02-19 02:14:21 C 12 58 55.25 +05 27 54.4 o 950
2008-02-19 03:26:21 C 12 58 51.24 +05 29 09.3 o 950
2008-02-19 04:36:21 C 12 58 47.31 +05 30 21.7 o 950
2008-02-19 05:04:22 C 12 58 45.70 +05 30 51.5 o 950
2008-02-19 05:34:22 C 12 58 44.02 +05 31 22.3 o 950
2008-02-19 05:56:22 C 12 58 42.81 +05 31 44.8 o 950
2008-02-19 06:17:21 C 12 58 41.60 +05 32 07.3 o 950
2008-02-19 06:50:22 C 12 58 39.77 +05 32 41.2 o 950
2008-02-19 07:02:21 C 12 58 39.13 +05 32 53.3 o 950
2008-02-20 02:01:43 C 12 57 41.27 +05 52 51.4 o 950
2008-02-20 02:19:21 C 12 57 40.22 +05 53 10.0 o 950
2008-02-20 02:36:21 C 12 57 39.22 +05 53 28.9 o 950
2008-02-20 03:10:21 C 12 57 37.24 +05 54 04.7 o 950
2008-03-10 09:54:57 C 12 16 14.80 +15 17 11.4 r 703
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)