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
2011-03-08 22:47:09 C 10 26 56.20 +24 13 55.5 u 160
2011-03-08 22:50:07 C 10 26 55.80 +24 13 57.9 u 160
2011-03-08 22:53:06 C 10 26 55.62 +24 14 00.6 u 160
2011-03-10 05:28:43 C 10 23 27.41 +24 34 35.0 19.5 c 704
2011-03-10 05:44:43 C 10 23 25.57 +24 34 46.4 19.6 c 704
2011-03-10 06:00:46 C 10 23 23.65 +24 34 56.3 19.9 c 704
2011-03-10 06:17:27 C 10 23 21.67 +24 35 06.4 19.5 c 704
2011-03-14 04:44:26 C 10 13 33.31 +25 26 48.0 r G96
2011-03-14 04:56:03 C 10 13 32.12 +25 26 53.4 r G96
2011-03-14 05:00:35 C 10 13 31.62 +25 26 56.4 r 703
2011-03-14 05:07:39 C 10 13 30.93 +25 26 58.9 r G96
2011-03-14 05:13:37 C 10 13 30.28 +25 27 01.5 r 703
2011-03-14 05:19:14 C 10 13 29.74 +25 27 04.3 r G96
2011-03-14 05:26:43 C 10 13 28.92 +25 27 07.1 r 703
2011-03-14 05:39:45 C 10 13 27.62 +25 27 14.2 r 703
2011-03-22 20:21:58 C 09 57 16.83 +26 27 47.3 c A24
2011-03-22 20:46:25 C 09 57 15.27 +26 27 50.3 c A24
2011-03-23 19:48:31 C 09 55 54.56 +26 30 49.8 c A24
2011-03-23 19:49:33 C 09 55 54.44 +26 30 50.0 c A24
2011-03-23 20:38:44 C 09 55 51.56 +26 30 56.7 c A24
2011-03-23 21:04:22 C 09 55 49.95 +26 30 59.8 c A24
2012-01-02 12:25:31 C 12 10 40.23 -03 45 28.9 u 448
2012-01-02 12:45:52 C 12 10 39.92 -03 45 13.8 u 448
2012-01-02 13:06:02 C 12 10 39.71 -03 45 00.1 u 448
2012-01-23 09:59:35 C 11 53 59.71 +04 30 48.7 r 703
2012-01-23 10:12:32 C 11 53 58.77 +04 31 04.8 r 703
2012-01-23 10:25:46 C 11 53 57.66 +04 31 24.1 r 703
2012-01-26 01:42:30 C 11 49 10.95 +05 57 11.0 c A24
2012-01-26 01:44:35 C 11 49 10.76 +05 57 13.3 c A24
2012-01-26 02:00:56 C 11 49 09.34 +05 57 36.3 c A24
2012-01-26 02:17:50 C 11 49 07.85 +05 58 00.0 c A24
2012-01-26 02:34:12 C 11 49 06.39 +05 58 23.8 c A24
2012-01-26 02:36:17 C 11 49 06.22 +05 58 25.8 c A24
2012-01-31 08:25:05 C 11 37 28.81 +09 03 46.4 19.2 c 704
2012-01-31 08:43:14 C 11 37 26.73 +09 04 14.3 19.0 c 704
2012-01-31 09:01:34 C 11 37 24.70 +09 04 42.6 18.8 c 704
2012-01-31 09:19:47 C 11 37 22.63 +09 05 10.4 18.5 c 704
2012-01-31 09:37:57 C 11 37 20.60 +09 05 39.0 18.8 c 704
2012-02-02 11:04:05 C 11 31 59.94 +10 22 35.1 o 691
2012-02-02 11:29:43 C 11 31 56.80 +10 23 15.2 o 691
2012-02-02 11:55:18 C 11 31 53.77 +10 23 55.4 o 691
2012-02-14 22:55:18 C 10 52 32.23 +18 13 13.7 r 106
2012-02-14 23:10:10 C 10 52 29.98 +18 13 35.6 r 106
2012-02-14 23:25:02 C 10 52 27.76 +18 13 57.1 r 106
2012-02-14 23:40:02 C 10 52 25.44 +18 14 19.2 r 106
2012-02-16 23:47:08 C 10 45 24.54 +19 23 10.2 c A24
2012-02-16 23:48:10 C 10 45 24.48 +19 23 12.2 c A24
2012-02-16 23:49:12 C 10 45 24.26 +19 23 13.8 c A24
2012-02-16 23:50:15 C 10 45 24.10 +19 23 14.9 c A24
2012-02-18 06:03:11 C 10 40 59.91 +20 04 39.5 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)