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
2015-01-16 23:36:03 C 09 37 57.76 +07 59 11.1 q C27
2015-01-16 23:37:28 C 09 37 57.31 +07 59 17.0 q C27
2015-01-16 23:38:56 C 09 37 56.86 +07 59 22.9 q C27
2015-01-17 01:04:48 C 09 37 29.57 +08 04 57.1 q C23
2015-01-17 01:11:15 C 09 37 27.61 +08 05 22.6 q C23
2015-01-17 10:39:02 C 09 34 38.04 +08 43 29.9 R G45
2015-01-17 10:44:54 C 09 34 36.22 +08 43 53.3 R G45
2015-01-17 11:05:20 C 09 34 29.91 +08 45 12.9 R G45
2015-01-17 11:12:45 C 09 34 27.58 +08 45 42.2 R G45
2015-01-17 11:18:40 C 09 34 25.76 +08 46 04.8 R G45
2015-01-18 10:01:39 C 09 28 00.935 +10 13 37.62 L F51
2015-01-18 10:21:09 C 09 27 55.033 +10 14 51.09 L F51
2015-01-18 10:46:46 C 09 27 43.00 +10 16 07.8 R G45
2015-01-18 10:54:35 C 09 27 40.66 +10 16 36.6 R G45
2015-01-18 11:00:27 C 09 27 38.92 +10 16 58.5 R G45
2015-01-18 11:06:31 C 09 27 37.10 +10 17 21.0 R G45
2015-01-19 03:52:06 C 09 23 02.05 +11 19 54.4 r Y00
2015-01-19 03:53:36 C 09 23 01.58 +11 20 00.1 r Y00
2015-01-19 03:55:03 C 09 23 01.12 +11 20 05.4 r Y00
2015-01-19 10:02:22 C 09 21 18.63 +11 40 33.6 R G45
2015-01-19 10:08:21 C 09 21 16.90 +11 40 54.5 R G45
2015-01-19 10:22:13 C 09 21 12.89 +11 41 43.1 R G45
2015-01-19 10:28:20 C 09 21 11.11 +11 42 04.6 R G45
2015-01-19 10:34:24 C 09 21 09.38 +11 42 25.7 R G45
2015-01-19 10:36:14 C 09 21 08.85 +11 42 32.2 R G45
2015-01-19 10:42:21 C 09 21 07.07 +11 42 53.2 R G45
2015-01-20 01:49:11 C 09 17 10.73 +12 36 16.7 r Y00
2015-01-20 01:50:29 C 09 17 10.35 +12 36 21.0 r Y00
2015-01-20 01:51:46 C 09 17 10.00 +12 36 25.6 r Y00
2015-01-20 09:53:03 C 09 14 59.15 +13 02 06.3 R G45
2015-01-20 09:59:02 C 09 14 57.47 +13 02 26.1 R G45
2015-01-20 10:06:39 C 09 14 55.34 +13 02 51.5 R G45
2015-01-20 10:12:37 C 09 14 53.69 +13 03 11.2 R G45
2015-01-20 10:18:46 C 09 14 51.99 +13 03 31.2 R G45
2015-01-20 10:20:48 C 09 14 51.43 +13 03 38.1 R G45
2015-01-20 10:27:04 C 09 14 49.68 +13 03 58.4 R G45
2015-01-21 05:16:08 C 09 10 07.34 +14 04 42.7 o 691
2015-01-21 05:50:21 C 09 09 58.28 +14 06 32.0 o 691
2015-01-21 06:24:29 C 09 09 49.16 +14 08 20.8 o 691
2015-01-22 05:48:27 C 09 04 02.45 +15 20 44.7 q W85
2015-01-22 05:52:18 C 09 04 01.45 +15 20 56.2 q W85
2015-01-22 05:56:06 C 09 04 00.46 +15 21 07.2 q W85
2015-01-22 05:59:56 C 09 03 59.48 +15 21 18.3 q W85
2015-01-22 06:03:48 C 09 03 58.47 +15 21 29.9 q W85
2015-01-22 06:07:39 C 09 03 57.47 +15 21 41.0 q W85
2015-01-22 06:11:29 C 09 03 56.47 +15 21 52.3 q W85
2015-01-22 06:15:18 C 09 03 55.49 +15 22 03.4 q W85
2015-01-22 20:27:26 C 09 00 35.15 +16 01 10.7 r 168
2015-01-22 20:31:12 C 09 00 34.25 +16 01 21.3 r 168
2015-01-22 22:29:21 C 09 00 05.32 +16 06 52.5 r 168
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)