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
2018-01-29 13:01:38 S 03 53 18.442 +17 37 31.37 L C51
2018-01-29 14:35:53 S 03 53 42.931 +17 40 36.59 L C51
2018-01-29 16:10:08 S 03 54 07.346 +17 43 41.27 L C51
2018-01-29 17:44:23 S 03 54 31.70 +17 46 44.4 L C51
2018-01-29 19:18:38 S 03 54 56.00 +17 49 48.1 L C51
2018-01-29 20:52:53 S 03 55 20.23 +17 52 49.9 L C51
2018-01-29 22:27:08 S 03 55 44.44 +17 55 51.7 L C51
2018-01-30 00:01:23 S 03 56 08.57 +17 58 52.2 L C51
2018-01-30 01:35:38 S 03 56 32.67 +18 01 52.0 L C51
2018-01-30 03:09:53 S 03 56 56.70 +18 04 51.3 L C51
2018-01-30 03:49:14 C 03 57 06.03 +18 05 55.3 o 926
2018-01-30 03:57:58 C 03 57 08.14 +18 06 12.2 o 926
2018-01-30 04:06:48 C 03 57 10.29 +18 06 28.8 o 926
2018-01-30 04:44:08 S 03 57 20.64 +18 07 50.0 L C51
2018-01-30 04:44:19 S 03 57 20.70 +18 07 49.4 L C51
2018-01-30 06:18:24 S 03 57 44.58 +18 10 47.4 L C51
2018-01-30 06:18:34 S 03 57 44.61 +18 10 46.9 L C51
2018-01-30 09:27:05 S 03 58 32.29 +18 16 39.7 L C51
2018-01-30 12:35:34 S 03 59 19.74 +18 22 29.8 L C51
2018-01-30 15:44:05 S 04 00 06.979 +18 28 16.36 L C51
2018-01-30 18:52:35 S 04 00 54.02 +18 34 00.3 L C51
2018-01-30 22:01:05 S 04 01 40.84 +18 39 40.9 L C51
2018-01-31 01:09:35 S 04 02 27.44 +18 45 18.5 L C51
2018-01-31 04:18:05 S 04 03 13.83 +18 50 53.4 L C51
2018-01-31 07:26:35 S 04 04 00.01 +18 56 25.6 L C51
2018-02-01 05:37:45 C 04 09 18.75 +19 33 57.8 o 926
2018-02-01 05:47:45 C 04 09 21.04 +19 34 13.8 o 926
2018-02-01 05:56:43 C 04 09 23.11 +19 34 28.4 o 926
2018-02-05 05:17:02 C 04 30 34.72 +21 52 33.9 U 703
2018-02-05 05:39:46 C 04 30 39.29 +21 53 00.0 U 703
2018-02-16 22:28:34 S 05 21 02.88 +26 00 08.8 L C51
2018-02-17 01:37:04 S 05 21 32.34 +26 01 57.9 L C51
2018-02-17 04:44:50 S 05 22 01.57 +26 03 47.0 L C51
2018-02-17 07:54:04 S 05 22 31.01 +26 05 33.5 L C51
2018-02-17 11:02:35 S 05 23 00.27 +26 07 19.2 L C51
2018-02-17 14:11:04 S 05 23 29.39 +26 09 05.6 L C51
2018-02-17 17:19:34 S 05 23 58.49 +26 10 49.6 L C51
2018-02-17 20:28:05 S 05 24 27.51 +26 12 33.0 L C51
2018-02-18 02:44:21 S 05 25 25.22 +26 15 58.7 L C51
2018-02-18 05:53:35 S 05 25 54.13 +26 17 37.9 L C51
2018-02-18 12:09:51 S 05 26 51.41 +26 20 57.9 L C51
2018-02-18 13:44:50 S 05 27 05.84 +26 21 44.9 L C51
2018-02-18 15:19:06 S 05 27 20.19 +26 22 34.6 L C51
2018-02-18 16:53:21 S 05 27 34.42 +26 23 23.0 L C51
2018-02-18 20:01:51 S 05 28 02.92 +26 24 59.7 L C51
2018-02-18 23:10:21 S 05 28 31.38 +26 26 36.3 L C51
2018-02-19 07:01:37 S 05 29 42.17 +26 30 31.1 L C51
2018-02-19 08:35:51 S 05 29 56.26 +26 31 18.0 L C51
2018-02-19 11:44:21 S 05 30 24.41 +26 32 50.8 L C51
2018-02-19 13:17:53 S 05 30 38.330 +26 33 39.53 L C51
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)