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
2017-01-28 08:16:08 C 05 01 34.68 +21 07 01.7 L T05
2017-01-28 08:39:54 C 05 01 38.77 +21 07 39.6 L T05
2017-01-28 08:56:38 C 05 01 41.67 +21 08 06.9 L T05
2017-01-28 09:12:59 C 05 01 44.48 +21 08 34.1 L T05
2017-01-29 19:43:36 C 05 07 58.98 +22 02 41.1 q 046
2017-01-29 19:45:25 C 05 07 59.29 +22 02 43.8 q 046
2017-01-29 19:46:27 C 05 07 59.49 +22 02 46.2 q 046
2017-01-29 19:47:25 C 05 07 59.60 +22 02 47.1 q 046
2017-01-29 19:48:36 C 05 07 59.79 +22 02 48.8 q 046
2017-01-29 19:49:37 C 05 07 59.97 +22 02 50.0 q 046
2017-01-31 23:56:53 C 05 16 41.37 +23 13 47.3 q W34
2017-02-01 00:04:12 C 05 16 42.45 +23 13 56.8 q W34
2017-02-01 00:11:36 C 05 16 43.51 +23 14 06.2 q W34
2017-02-01 00:24:00 C 05 16 45.34 +23 14 22.5 q W34
2017-02-01 04:30:19 C 05 17 22.73 +23 19 28.7 q G96
2017-02-01 04:39:50 C 05 17 24.14 +23 19 40.3 q G96
2017-02-01 04:46:05 C 05 17 25.03 +23 19 47.7 q G96
2017-02-01 04:52:14 C 05 17 25.91 +23 19 55.2 q G96
2017-02-03 00:36:40 C 05 24 07.69 +24 09 31.8 q W25
2017-02-03 00:53:14 C 05 24 09.95 +24 09 49.4 q W25
2017-02-04 00:41:10 C 05 27 37.05 +24 34 00.1 q W25
2017-02-04 02:09:44 C 05 27 48.76 +24 35 27.5 q W25
2017-02-04 02:54:51 C 05 27 54.70 +24 36 11.0 q W25
2017-02-06 01:07:39 C 05 34 18.56 +25 17 53.3 q W25
2017-02-06 01:51:57 C 05 34 23.92 +25 18 30.3 q W25
2018-01-13 02:58:53 C 01 34 57.40 -03 52 18.2 U 703
2018-01-13 03:07:05 C 01 35 00.95 -03 51 41.1 U 703
2018-01-13 03:15:17 C 01 35 04.47 -03 51 06.0 U 703
2018-01-13 03:23:30 C 01 35 08.11 -03 50 28.1 U 703
2018-01-16 03:40:06 C 02 06 14.94 +01 21 56.4 U G96
2018-01-16 03:47:38 C 02 06 17.96 +01 22 27.6 U G96
2018-01-16 03:55:10 C 02 06 20.97 +01 22 58.6 U G96
2018-01-16 04:02:42 C 02 06 24.02 +01 23 30.2 U G96
2018-01-16 07:38:32 C 02 07 52.39 +01 38 33.8 U T05
2018-01-16 07:52:45 C 02 07 57.99 +01 39 32.7 U T05
2018-01-16 08:06:56 C 02 08 03.75 +01 40 31.2 U T05
2018-01-16 08:21:12 C 02 08 09.53 +01 41 29.6 U T05
2018-01-19 03:27:00 C 02 34 37.94 +06 03 36.7 U 703
2018-01-19 03:34:38 C 02 34 40.74 +06 04 05.2 U 703
2018-01-19 03:49:56 C 02 34 46.33 +06 05 00.3 U 703
2018-01-24 02:00:32 C 03 15 41.83 +12 27 16.7 U 703
2018-01-24 02:13:44 C 03 15 45.80 +12 27 54.2 U 703
2018-01-24 02:20:21 C 03 15 47.81 +12 28 11.0 U 703
2018-01-28 18:10:26 S 03 48 20.304 +16 59 22.85 L C51
2018-01-28 21:18:56 S 03 49 10.562 +17 05 52.58 L C51
2018-01-29 00:27:26 S 03 50 00.59 +17 12 18.8 L C51
2018-01-29 03:35:57 S 03 50 50.39 +17 18 41.9 L C51
2018-01-29 03:36:07 S 03 50 50.42 +17 18 41.4 L C51
2018-01-29 06:44:38 S 03 51 40.01 +17 25 01.0 L C51
2018-01-29 09:53:08 S 03 52 29.34 +17 31 17.7 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)