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
2002-05-04 06:11:19 C 13 07 55.16 +20 18 25.9 c 644
2002-05-04 06:26:17 C 13 07 52.94 +20 18 35.5 c 644
2002-05-18 05:14:25 C 12 26 38.22 +22 04 21.2 c 699
2002-05-18 05:42:01 C 12 26 35.15 +22 04 21.6 c 699
2002-05-18 06:09:39 C 12 26 32.13 +22 04 21.9 c 699
2002-05-18 06:37:15 C 12 26 29.27 +22 04 23.1 c 699
2003-03-27 10:37:09 C 14 18 01.90 +06 16 31.6 19.2 c 704
2003-03-27 11:10:55 C 14 17 59.22 +06 17 10.8 19.1 c 704
2003-03-27 11:27:46 C 14 17 57.92 +06 17 31.4 19.3 c 704
2003-04-04 07:52:40 C 14 01 36.95 +10 09 07.3 o 699
2003-04-04 08:11:51 C 14 01 34.84 +10 09 31.3 o 699
2003-04-04 08:30:57 C 14 01 32.86 +10 09 54.9 o 699
2003-04-04 08:50:09 C 14 01 30.75 +10 10 19.6 o 699
2003-04-10 07:44:33 C 13 45 28.94 +13 08 04.4 18.9 c 704
2003-04-10 08:01:17 C 13 45 26.75 +13 08 26.0 18.7 c 704
2003-04-10 08:18:02 C 13 45 24.57 +13 08 45.6 18.6 c 704
2003-04-19 20:08:05 C 13 15 46.77 +17 17 31.8 c 240
2003-04-19 20:14:20 C 13 15 45.91 +17 17 37.9 c 240
2003-04-19 20:16:25 C 13 15 45.61 +17 17 39.8 c 240
2003-04-19 20:18:29 C 13 15 45.29 +17 17 41.9 c 240
2003-04-24 06:12:42 C 13 01 28.31 +18 47 12.8 18.4 c 704
2003-04-24 06:31:34 C 13 01 25.63 +18 47 26.6 19.1 c 704
2003-04-24 06:50:23 C 13 01 23.01 +18 47 40.8 18.7 c 704
2003-04-24 21:12:35 C 12 59 28.99 +18 58 03.3 c 113
2003-04-24 21:14:10 C 12 59 28.76 +18 58 04.5 c 113
2003-04-24 21:15:45 C 12 59 28.52 +18 58 05.8 c 113
2003-04-24 21:17:20 C 12 59 28.29 +18 58 07.0 c 113
2003-04-24 21:18:55 C 12 59 28.08 +18 58 07.9 c 113
2004-03-15 09:04:30 C 14 06 01.05 +04 21 09.6 20.1 c 704
2004-03-15 09:20:06 C 14 06 00.19 +04 21 26.6 19.9 c 704
2004-03-15 09:37:21 C 14 05 59.18 +04 21 44.6 19.3 c 704
2004-03-15 09:52:55 C 14 05 58.31 +04 22 00.4 19.5 c 704
2004-03-21 03:16:51 C 13 57 16.33 +06 55 34.0 r 170
2004-03-21 03:18:28 C 13 57 16.20 +06 55 36.2 r 170
2004-03-28 13:02:26 C 13 41 30.70 +10 31 21.6 o 608
2004-03-28 13:19:11 C 13 41 28.88 +10 31 42.2 o 608
2004-03-31 22:14:10 C 13 32 48.79 +12 10 50.4 r 176
2004-03-31 22:16:31 C 13 32 48.53 +12 10 53.0 r 176
2004-03-31 22:18:51 C 13 32 48.27 +12 10 55.5 r 176
2004-03-31 22:21:12 C 13 32 48.01 +12 10 58.0 r 176
2004-03-31 22:23:32 C 13 32 47.75 +12 11 00.5 r 176
2004-04-14 05:44:45 C 12 52 57.16 +17 52 31.1 18.6 c 704
2004-04-14 06:05:36 C 12 52 54.30 +17 52 48.9 19.3 c 704
2004-04-14 06:22:44 C 12 52 51.88 +17 53 02.3 19.5 c 704
2004-04-14 06:38:11 C 12 52 49.87 +17 53 15.5 19.1 c 704
2005-03-10 08:10:48 C 13 46 48.84 +05 06 19.4 r 703
2005-03-10 08:24:29 C 13 46 48.04 +05 06 34.0 r 703
2005-03-10 08:38:03 C 13 46 47.15 +05 06 48.0 r 703
2005-03-10 08:51:37 C 13 46 46.44 +05 07 02.4 r 703
2005-03-18 09:24:46 C 13 33 01.88 +08 47 37.3 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)