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
2012-02-18 06:12:51 C 10 40 58.40 +20 04 52.5 r 703
2012-02-18 06:22:41 C 10 40 56.92 +20 05 06.3 r 703
2012-02-18 06:32:29 C 10 40 55.34 +20 05 19.5 r 703
2012-02-22 01:22:30 C 10 27 46.05 +21 58 58.2 t 130
2012-02-22 01:24:40 C 10 27 45.72 +21 59 00.2 t 130
2012-02-22 01:26:51 C 10 27 45.41 +21 59 03.4 t 130
2012-02-22 01:29:02 C 10 27 45.11 +21 59 06.3 t 130
2012-02-22 08:54:14 C 10 26 42.07 +22 07 46.3 r 703
2012-02-22 09:06:56 C 10 26 40.20 +22 08 00.7 r 703
2012-02-22 09:19:53 C 10 26 38.25 +22 08 15.5 r 703
2012-02-22 09:32:31 C 10 26 36.42 +22 08 30.6 r 703
2012-02-23 01:16:54 C 10 24 23.53 +22 26 05.7 c A24
2012-02-23 01:17:56 C 10 24 23.37 +22 26 06.9 c A24
2012-02-23 01:18:59 C 10 24 23.21 +22 26 07.8 c A24
2012-02-23 01:20:01 C 10 24 23.08 +22 26 08.7 c A24
2012-02-25 00:57:22 C 10 17 48.93 +23 16 26.6 c A24
2012-02-25 00:58:25 C 10 17 48.79 +23 16 27.6 c A24
2012-02-25 00:59:26 C 10 17 48.63 +23 16 28.7 c A24
2012-02-25 01:00:28 C 10 17 48.49 +23 16 29.6 c A24
2012-02-25 01:51:35 C 10 17 41.27 +23 17 19.9 c A24
2012-02-25 01:52:37 C 10 17 41.12 +23 17 20.9 c A24
2012-02-25 01:53:39 C 10 17 40.94 +23 17 21.8 c A24
2012-02-25 01:54:41 C 10 17 40.85 +23 17 23.1 c A24
2012-02-26 01:31:45 C 10 14 31.01 +23 40 24.4 c A24
2012-02-26 01:33:48 C 10 14 30.76 +23 40 25.9 c A24
2012-02-26 01:59:53 C 10 14 27.17 +23 40 50.1 c A24
2012-02-26 02:26:28 C 10 14 23.50 +23 41 14.7 c A24
2012-02-26 02:52:33 C 10 14 19.95 +23 41 38.8 c A24
2012-02-26 02:54:37 C 10 14 19.64 +23 41 40.9 c A24
2012-02-26 22:33:05 C 10 11 46.63 +23 59 52.7 c A24
2012-02-26 22:35:10 C 10 11 46.35 +23 59 54.1 c A24
2012-02-26 23:02:41 C 10 11 42.60 +24 00 18.8 c A24
2012-02-26 23:30:44 C 10 11 38.76 +24 00 43.9 c A24
2012-02-26 23:58:16 C 10 11 35.08 +24 01 08.7 c A24
2012-02-27 00:00:20 C 10 11 34.72 +24 01 10.9 c A24
2012-02-29 06:08:27 C 10 04 46.70 +24 46 40.8 r 703
2012-02-29 06:17:21 C 10 04 45.51 +24 46 47.2 r 703
2012-02-29 06:26:14 C 10 04 44.36 +24 46 53.6 r 703
2012-02-29 06:35:09 C 10 04 43.24 +24 47 01.1 r 703
2012-03-01 05:11:35 C 10 02 00.59 +25 04 01.1 u H45
2012-03-01 05:12:54 C 10 02 00.40 +25 04 02.1 u H45
2012-03-01 05:14:51 C 10 02 00.20 +25 04 03.4 u H45
2012-03-01 05:16:42 C 10 01 59.92 +25 04 05.6 u H45
2012-03-01 05:18:37 C 10 01 59.73 +25 04 06.5 u H45
2012-03-01 22:07:31 C 10 00 02.02 +25 15 58.7 r 203
2012-03-01 22:57:49 C 09 59 55.91 +25 16 33.7 r 203
2012-03-02 03:42:49 C 09 59 24.44 +25 19 53.7 18.6 c 704
2012-03-02 03:59:24 C 09 59 22.37 +25 20 05.2 19.0 c 704
2012-03-02 04:16:02 C 09 59 20.42 +25 20 17.1 18.8 c 704
2012-03-02 04:32:41 C 09 59 18.46 +25 20 28.4 18.6 c 704
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)