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
2005-03-18 09:38:40 C 13 33 00.59 +08 47 52.9 r 703
2005-03-18 09:52:31 C 13 32 59.35 +08 48 09.8 r 703
2005-03-18 10:06:23 C 13 32 58.04 +08 48 26.9 r 703
2005-04-02 08:14:56 C 12 53 52.12 +15 52 39.0 r 703
2005-04-02 08:26:28 C 12 53 50.48 +15 52 48.7 r 703
2005-04-02 08:38:02 C 12 53 49.03 +15 53 02.2 r 703
2005-04-02 08:49:38 C 12 53 47.47 +15 53 15.0 r 703
2005-04-09 07:42:30 C 12 32 43.40 +18 30 25.6 r 703
2005-04-09 07:54:14 C 12 32 41.82 +18 30 35.1 r 703
2005-04-09 08:05:54 C 12 32 40.30 +18 30 45.0 r 703
2005-04-09 08:17:34 C 12 32 38.76 +18 30 54.2 r 703
2005-04-12 09:07:47 C 12 23 40.92 +19 24 41.4 19.5 c 704
2005-04-12 09:21:57 C 12 23 39.16 +19 24 50.4 19.6 c 704
2005-04-12 09:36:22 C 12 23 37.34 +19 25 00.0 19.6 c 704
2005-04-12 09:52:40 C 12 23 35.26 +19 25 10.9 19.7 c 704
2005-04-14 05:42:22 C 12 18 24.32 +19 52 53.6 19.1 c 704
2005-04-14 05:58:15 C 12 18 22.31 +19 53 03.9 19.6 c 704
2005-04-14 06:13:58 C 12 18 20.41 +19 53 12.3 20.0 c 704
2005-04-14 06:44:47 C 12 18 16.61 +19 53 30.6 19.8 c 704
2005-06-05 04:30:50 C 11 31 23.786 +16 30 37.37 645
2005-06-05 04:32:02 C 11 31 23.808 +16 30 36.54 645
2005-06-05 04:35:37 C 11 31 23.885 +16 30 34.60 645
2006-03-19 23:32:39 C 12 58 13.85 +12 49 14.0 r A13
2006-03-19 23:53:34 C 12 58 11.42 +12 49 39.3 r A13
2006-03-25 06:45:04 C 12 43 26.14 +15 19 43.8 r 703
2006-03-25 06:56:50 C 12 43 24.67 +15 19 57.7 r 703
2006-03-25 07:08:35 C 12 43 23.16 +15 20 12.0 r 703
2006-03-25 07:20:20 C 12 43 21.61 +15 20 25.2 r 703
2006-04-02 06:47:26 C 12 19 33.67 +18 33 49.1 r 703
2006-04-02 06:48:56 C 12 19 33.42 +18 33 48.9 r 703
2006-04-02 06:59:01 C 12 19 32.19 +18 33 59.0 r 703
2006-04-02 07:00:33 C 12 19 31.98 +18 33 58.8 r 703
2006-04-02 07:10:37 C 12 19 30.64 +18 34 09.3 r 703
2006-04-02 07:12:07 C 12 19 30.39 +18 34 09.4 r 703
2006-04-02 07:22:35 C 12 19 29.06 +18 34 18.8 r 703
2006-04-02 07:24:06 C 12 19 28.88 +18 34 20.5 r 703
2006-04-02 08:40:56 C 12 19 18.80 +18 35 26.2 r 703
2006-04-02 08:53:14 C 12 19 17.25 +18 35 36.6 r 703
2006-04-02 09:05:51 C 12 19 15.60 +18 35 46.7 r 703
2006-04-02 09:18:04 C 12 19 13.98 +18 35 57.6 r 703
2006-04-19 05:07:35 C 11 36 22.96 +21 59 22.5 r 703
2006-04-19 05:19:13 C 11 36 21.96 +21 59 25.1 r 703
2006-04-19 05:30:47 C 11 36 20.88 +21 59 27.0 r 703
2006-04-19 05:42:24 C 11 36 19.90 +21 59 28.0 r 703
2006-04-20 19:52:39 C 11 33 21.83 +22 04 39.1 r 240
2006-04-20 19:56:21 C 11 33 21.51 +22 04 39.2 r 240
2006-04-20 20:07:24 C 11 33 20.60 +22 04 39.7 r 240
2007-03-03 02:07:17 C 13 06 14.94 +07 50 12.6 o 950
2007-03-03 04:28:18 C 13 06 03.80 +07 52 56.6 o 950
2007-03-03 05:34:17 C 13 05 58.55 +07 54 13.6 o 950
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)