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
1999-05-13 06:58:30 C 15 31 47.76 +22 30 11.1 18.1 a 704
1999-05-13 07:11:05 C 15 31 45.64 +22 30 42.5 18.7 a 704
1999-05-13 07:23:30 C 15 31 43.38 +22 31 13.8 18.4 a 704
1999-05-13 07:36:04 C 15 31 41.36 +22 31 47.1 18.7 a 704
1999-05-13 07:48:26 C 15 31 39.13 +22 32 18.8 18.9 a 704
1999-05-14 05:23:34 C 15 28 12.53 +23 27 51.6 18.9 a 704
1999-05-14 05:38:35 C 15 28 09.78 +23 28 31.4 z 719
1999-05-14 05:43:02 C 15 28 09.01 +23 28 43.2 z 719
1999-05-14 05:45:23 C 15 28 08.62 +23 28 48.9 a 704
1999-05-14 06:07:04 C 15 28 04.74 +23 29 47.1 19.1 a 704
1999-05-14 06:28:50 C 15 28 00.78 +23 30 43.3 18.7 a 704
1999-05-14 06:43:47 C 15 27 58.06 +23 31 21.8 z 719
1999-05-14 06:51:21 C 15 27 56.61 +23 31 40.7 18.7 a 704
1999-05-14 06:52:44 C 15 27 56.44 +23 31 45.1 z 719
1999-05-14 07:13:01 C 15 27 52.82 +23 32 38.3 16.8 a 704
1999-05-14 07:20:04 C 15 27 51.51 +23 32 56.7 17.0 a 704
1999-05-14 07:34:45 C 15 27 48.85 +23 33 33.5 17.3 a 704
1999-05-14 07:41:49 C 15 27 47.52 +23 33 52.5 17.7 a 704
1999-05-14 07:56:28 C 15 27 45.01 +23 34 31.2 18.0 a 704
1999-05-14 08:03:32 C 15 27 43.64 +23 34 49.2 18.3 a 704
1999-05-14 08:18:08 C 15 27 41.08 +23 35 27.8 18.4 a 704
1999-05-14 08:25:13 C 15 27 39.61 +23 35 43.6 18.8 a 704
1999-05-14 08:39:50 C 15 27 37.06 +23 36 21.4 17.9 a 704
1999-05-14 08:46:58 C 15 27 35.77 +23 36 40.5 18.1 a 704
1999-05-14 09:01:15 C 15 27 33.16 +23 37 17.0 16.9 a 704
1999-05-14 09:32:54 C 15 27 27.52 +23 38 38.2 17.5 a 704
1999-05-14 09:55:18 C 15 27 23.41 +23 39 34.3 17.7 a 704
1999-05-14 10:17:26 C 15 27 19.47 +23 40 31.2 17.6 a 704
1999-05-14 10:39:26 C 15 27 15.58 +23 41 27.2 17.3 a 704
1999-05-14 20:31:45 C 15 25 39.34 +24 07 05.4 557
1999-05-14 20:33:25 C 15 25 39.02 +24 07 10.2 557
1999-05-14 20:35:07 C 15 25 38.75 +24 07 14.1 557
1999-05-14 22:38:20 C 15 25 16.74 +24 12 50.7 z 620
1999-05-14 22:45:59 C 15 25 15.36 +24 13 10.3 z 620
1999-05-14 22:53:49 C 15 25 13.95 +24 13 30.3 z 620
1999-05-14 22:59:39 C 15 25 12.90 +24 13 45.2 z 620
1999-05-15 05:26:28 C 15 24 06.25 +24 30 49.0 18.1 a 704
1999-05-15 05:48:14 C 15 24 02.10 +24 31 47.0 a 704
1999-05-15 06:10:07 C 15 23 57.83 +24 32 45.1 18.5 a 704
1999-05-15 06:31:57 C 15 23 53.71 +24 33 42.5 18.9 a 704
1999-05-15 06:53:48 C 15 23 49.51 +24 34 39.3 19.2 a 704
1999-05-15 07:15:11 C 15 23 45.49 +24 35 37.8 18.4 a 704
1999-05-15 07:36:52 C 15 23 41.23 +24 36 35.4 18.4 a 704
1999-05-15 07:58:38 C 15 23 37.09 +24 37 30.9 18.8 a 704
1999-05-15 08:20:19 C 15 23 32.91 +24 38 29.2 18.5 a 704
1999-05-15 08:42:20 C 15 23 28.68 +24 39 25.0 a 704
1999-05-15 09:02:45 C 15 23 24.76 +24 40 18.6 17.4 a 704
1999-05-15 09:24:27 C 15 23 20.57 +24 41 15.2 a 704
1999-05-15 09:46:07 C 15 23 16.44 +24 42 12.2 18.3 a 704
1999-05-15 10:07:52 C 15 23 12.46 +24 43 07.6 18.6 a 704
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)