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
2012-03-02 04:49:22 C 09 59 16.41 +25 20 39.7 18.7 c 704
2012-12-07 08:14:06 C 12 30 28.99 -16 44 31.4 u 807
2012-12-07 08:20:18 C 12 30 28.56 -16 44 24.2 u 807
2012-12-07 08:26:45 C 12 30 28.10 -16 44 16.9 u 807
2012-12-07 08:32:40 C 12 30 27.70 -16 44 10.3 u 807
2013-01-16 10:28:11 C 11 37 20.46 +02 57 04.2 r G96
2013-01-16 10:41:10 C 11 37 19.05 +02 57 25.8 r G96
2013-01-16 10:54:04 C 11 37 17.61 +02 57 47.3 r G96
2013-01-16 11:06:58 C 11 37 16.21 +02 58 08.7 r G96
2013-01-19 10:19:54 C 11 29 45.63 +04 59 50.5 r G96
2013-01-19 10:28:23 C 11 29 44.62 +05 00 05.4 r G96
2013-01-19 10:36:56 C 11 29 43.58 +05 00 20.3 r G96
2013-01-19 10:45:21 C 11 29 42.54 +05 00 35.2 r G96
2013-01-26 08:56:06 C 11 08 48.06 +10 04 13.5 u H21
2013-01-26 09:01:47 C 11 08 47.22 +10 04 24.3 u H21
2013-01-26 09:07:28 C 11 08 46.37 +10 04 34.9 u H21
2013-01-26 09:13:41 C 11 08 45.45 +10 04 46.4 u H21
2013-02-05 12:15:38 C 10 31 31.59 +17 30 00.4 o 926
2013-02-05 12:36:15 C 10 31 28.12 +17 30 34.8 o 926
2013-02-05 12:56:55 C 10 31 24.65 +17 31 08.8 o 926
2013-02-06 08:31:57 C 10 28 16.32 +18 04 16.8 r 703
2013-02-06 08:40:41 C 10 28 14.84 +18 04 31.2 r 703
2013-02-06 08:49:15 C 10 28 13.33 +18 04 45.4 r 703
2013-02-06 08:58:00 C 10 28 11.85 +18 04 58.9 r 703
2013-02-09 23:26:15 C 10 14 13.19 +20 21 41.9 c A24
2013-02-09 23:27:17 C 10 14 13.03 +20 21 43.1 c A24
2013-02-09 23:46:47 C 10 14 09.70 +20 22 12.7 c A24
2013-02-10 00:07:19 C 10 14 06.24 +20 22 42.6 c A24
2013-02-10 00:26:49 C 10 14 02.96 +20 23 12.2 c A24
2013-02-10 00:27:51 C 10 14 02.80 +20 23 13.5 c A24
2013-02-16 21:06:10 C 09 48 55.67 +23 54 05.9 r 168
2013-02-16 21:10:30 C 09 48 54.94 +23 54 11.0 r 168
2013-02-16 22:18:40 C 09 48 44.97 +23 55 22.4 r 168
2013-02-18 06:42:34 C 09 44 15.25 +24 28 52.2 r G96
2013-02-18 06:55:20 C 09 44 13.41 +24 29 05.0 r G96
2013-02-18 07:08:06 C 09 44 11.54 +24 29 17.5 r G96
2013-02-18 07:20:55 C 09 44 09.67 +24 29 30.2 r G96
2013-02-18 08:07:03 C 09 44 02.97 +24 30 16.1 r 703
2013-02-18 08:15:52 C 09 44 01.64 +24 30 24.0 r 703
2013-02-18 08:24:46 C 09 44 00.38 +24 30 32.9 r 703
2013-02-18 08:33:36 C 09 43 59.08 +24 30 42.1 r 703
2013-02-18 09:11:32 C 09 43 53.61 +24 31 17.4 r G96
2013-02-18 09:12:59 C 09 43 53.40 +24 31 18.6 r G96
2013-02-18 09:19:08 C 09 43 52.50 +24 31 24.4 r G96
2013-02-18 09:20:32 C 09 43 52.28 +24 31 25.7 r G96
2013-02-18 09:26:44 C 09 43 51.38 +24 31 32.2 r G96
2013-02-18 09:28:09 C 09 43 51.20 +24 31 33.0 r G96
2013-02-18 09:34:19 C 09 43 50.30 +24 31 38.9 r G96
2013-02-18 09:35:47 C 09 43 50.12 +24 31 40.2 r G96
2013-02-19 22:52:00 C 09 38 54.45 +25 06 17.4 i C91
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)