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
2015-02-16 15:27:23 C 07 48 43.45 +28 32 11.7 q D29
2015-02-20 03:03:23 C 07 46 23.50 +28 58 22.2 q I15
2015-02-20 03:15:51 C 07 46 23.16 +28 58 25.1 q I15
2015-02-20 03:28:19 C 07 46 22.80 +28 58 28.4 q I15
2015-02-22 14:42:04 C 07 45 29.84 +29 11 43.0 o C94
2015-02-22 14:52:34 C 07 45 29.62 +29 11 44.5 o C94
2015-03-14 06:06:47 C 07 54 28.93 +29 20 53.5 q G96
2015-03-14 06:14:52 C 07 54 29.25 +29 20 52.1 q G96
2015-03-14 06:22:57 C 07 54 29.53 +29 20 51.6 q G96
2015-03-14 06:31:01 C 07 54 29.83 +29 20 50.7 q G96
2015-03-23 07:40:54 C 08 05 01.825 +28 48 40.73 L F51
2015-03-23 08:00:48 C 08 05 02.809 +28 48 36.82 L F51
2015-03-23 08:42:10 C 08 05 04.894 +28 48 28.19 L F51
2015-03-24 08:44:38 C 08 06 25.090 +28 43 54.04 L F51
2015-03-24 09:02:48 C 08 06 26.043 +28 43 49.95 L F51
2015-03-24 09:20:55 C 08 06 26.999 +28 43 46.14 L F51
2015-03-24 09:38:57 C 08 06 27.947 +28 43 42.30 L F51
2016-01-10 08:30:43 C 07 08 03.93 -15 28 10.8 u 926
2016-01-10 08:32:34 C 07 08 03.42 -15 27 40.9 u 926
2016-01-10 08:34:26 C 07 08 02.91 -15 27 11.6 u 926
2016-01-11 09:30:48 C 07 03 02.16 -09 25 46.8 u 926
2016-01-11 09:32:40 C 07 03 01.76 -09 25 21.6 u 926
2016-01-11 09:34:31 C 07 03 01.36 -09 24 56.8 u 926
2016-01-12 10:05:34 C 06 59 04.55 -04 26 17.1 u 926
2016-01-12 10:07:56 C 06 59 04.13 -04 25 50.6 u 926
2016-01-12 10:10:17 C 06 59 03.72 -04 25 24.4 u 926
2016-01-13 03:29:18 C 06 56 52.94 -01 20 45.1 q W85
2016-01-13 03:33:30 C 06 56 52.23 -01 20 03.6 q W85
2016-01-13 03:37:42 C 06 56 51.52 -01 19 22.2 q W85
2016-01-13 04:10:41 C 06 56 45.95 -01 13 57.9 q W85
2016-01-13 04:14:53 C 06 56 45.24 -01 13 16.7 q W85
2016-01-13 04:19:05 C 06 56 44.53 -01 12 35.4 q W85
2016-01-13 04:49:51 C 06 56 39.36 -01 07 34.2 q W85
2016-01-13 04:57:31 C 06 56 38.08 -01 06 19.4 q W85
2016-01-13 05:00:53 C 06 56 37.52 -01 05 46.6 q W85
2016-01-13 11:32:45 C 06 55 56.65 -00 03 24.9 q Q64
2016-01-13 11:42:49 C 06 55 55.08 -00 01 51.1 q Q64
2016-01-13 12:56:07 C 06 55 43.55 +00 09 28.6 q Q64
2016-01-13 13:00:52 C 06 55 42.80 +00 10 12.6 q Q64
2016-01-13 13:05:04 C 06 55 42.13 +00 10 51.5 q Q64
2016-01-13 13:26:23 C 06 55 38.75 +00 14 07.6 q Q64
2016-01-13 13:31:26 C 06 55 37.96 +00 14 53.8 q Q64
2016-01-13 13:35:37 C 06 55 37.31 +00 15 32.5 q Q64
2016-01-13 14:50:55 C 06 55 25.52 +00 27 02.1 q Q64
2016-01-13 15:50:28 C 06 55 16.52 +00 36 02.6 q Q64
2016-01-13 22:49:18 C 06 54 34.39 +01 34 20.2 u 557
2016-01-13 23:13:43 C 06 54 31.01 +01 37 50.8 u 557
2016-01-13 23:25:30 C 06 54 29.38 +01 39 32.0 u 557
2016-01-14 02:27:07 C 06 54 15.54 +02 08 39.5 q W85
2016-01-14 02:34:12 C 06 54 14.53 +02 09 39.2 q W85
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)