85989 (1999 JD6)

NEO PHA MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS ⇩ Radar ⇩ Gaia
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.6328567975 ± 2.00e+00
Semi-major axis (a)0.8830640064 AU ± 3.00e+00
Inclination (i)17.06723520° ± 4.00e+00
Long. of Asc. Node (Ω)130.14381238° ± 5.00e+00
Arg. of Perihelion (ω)309.26133919° ± 6.00e+00
Mean Anomaly (M)93.49674384° ± 1.28e-05
Mean Motion (n)1.1877471614°/day ± 6.05e+00
Perihelion dist (q)0.32421095 AU ± 2.08e+00
Aphelion dist (Q)1.44191707 AU ± 5.21e+00
Orbital Period0.82982836 yr ± 4.23e+00
NGA Modelr2
A2-6.89086563e-08 AU/d²
Physical Parameters
H (abs. magnitude)17.07
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-04-27
RMS Residual0.280″
Uncertainty0
Orbit TypeAten
MOID0.048426 AU
Observations Used3582
Gaia Obs Used27
Oppositions5
Arc Total1990-2025
First Observation Used1990-06-22
Last Observation Used2025-07-13
Observations (3862)
Date Type RA Dec Mag Band Observatory
2015-07-17 21:38:35 C 21 22 56.90 +36 18 31.9 q 585
2015-07-17 21:39:01 C 21 22 56.88 +36 18 35.6 q 585
2015-07-17 21:39:27 C 21 22 56.85 +36 18 39.7 q 585
2015-07-17 21:39:54 C 21 22 56.88 +36 18 42.7 q 585
2015-07-17 21:40:20 C 21 22 56.76 +36 18 46.4 q 585
2015-07-17 21:40:45 C 21 22 56.77 +36 18 50.3 q 585
2015-07-17 21:40:53 C 21 22 57.34 +36 18 58.4 t 073
2015-07-17 21:41:12 C 21 22 56.65 +36 18 53.8 q 585
2015-07-17 21:41:38 C 21 22 56.63 +36 18 58.4 q 585
2015-07-17 21:42:04 C 21 22 56.53 +36 19 02.1 q 585
2015-07-17 21:42:31 C 21 22 56.56 +36 19 05.9 q 585
2015-07-17 21:42:57 C 21 22 56.57 +36 19 09.4 q 585
2015-07-17 21:42:57 C 21 22 59.01 +36 19 11.3 q K14
2015-07-17 21:43:23 C 21 22 56.51 +36 19 12.9 q 585
2015-07-17 21:43:50 C 21 22 56.41 +36 19 17.7 q 585
2015-07-17 21:44:15 C 21 22 56.36 +36 19 20.0 q 585
2015-07-17 21:44:41 C 21 22 56.33 +36 19 24.3 q 585
2015-07-17 21:45:22 C 21 22 56.37 +36 19 30.0 q 585
2015-07-17 21:45:55 C 21 22 56.27 +36 19 34.8 15.5 q 585
2015-07-17 21:47:19 C 21 22 56.15 +36 19 47.0 q 585
2015-07-17 21:47:45 C 21 22 56.28 +36 19 51.6 q 585
2015-07-17 21:48:11 C 21 22 56.00 +36 19 54.7 q 585
2015-07-17 21:48:38 C 21 22 56.03 +36 19 57.9 q 585
2015-07-17 21:49:04 C 21 22 55.97 +36 20 01.7 q 585
2015-07-17 21:49:30 C 21 22 55.97 +36 20 06.1 q 585
2015-07-17 21:49:57 C 21 22 55.88 +36 20 09.6 q 585
2015-07-17 21:50:23 C 21 22 55.84 +36 20 13.3 q 585
2015-07-17 21:50:49 C 21 22 55.79 +36 20 17.2 q 585
2015-07-17 21:51:15 C 21 22 55.77 +36 20 20.5 q 585
2015-07-17 21:51:41 C 21 22 55.75 +36 20 24.3 q 585
2015-07-17 21:52:07 C 21 22 55.71 +36 20 27.4 q 585
2015-07-17 21:52:34 C 21 22 55.70 +36 20 31.6 q 585
2015-07-17 21:53:00 C 21 22 55.66 +36 20 35.5 q 585
2015-07-17 21:53:26 C 21 22 55.63 +36 20 39.0 q 585
2015-07-17 21:53:53 C 21 22 55.53 +36 20 43.2 q 585
2015-07-17 21:54:19 C 21 22 55.55 +36 20 46.9 q 585
2015-07-17 21:54:44 C 21 22 55.52 +36 20 50.8 q 585
2015-07-17 21:55:10 C 21 22 55.47 +36 20 53.9 q 585
2015-07-17 21:55:37 C 21 22 55.41 +36 20 58.3 q 585
2015-07-17 21:56:03 C 21 22 55.42 +36 21 01.9 q 585
2015-07-17 21:56:29 C 21 22 55.36 +36 21 04.9 q 585
2015-07-17 21:57:10 C 21 22 55.32 +36 21 11.5 q 585
2015-07-17 21:57:42 C 21 22 55.23 +36 21 16.3 15.3 q 585
2015-07-17 21:59:07 C 21 22 55.12 +36 21 28.8 q 585
2015-07-17 21:59:33 C 21 22 55.09 +36 21 32.1 q 585
2015-07-17 22:00:00 C 21 22 55.05 +36 21 35.7 q 585
2015-07-17 22:00:26 C 21 22 55.05 +36 21 39.5 q 585
2015-07-17 22:00:52 C 21 22 54.96 +36 21 43.1 q 585
2015-07-17 22:01:18 C 21 22 54.93 +36 21 46.6 q 585
2015-07-17 22:01:44 C 21 22 54.89 +36 21 50.8 q 585
Radar Observations (15)
Epoch (UTC)ValueSigmaUnitsFreq (MHz)ReceiverTransmitter
2010-07-25 23:57:00 24147.172 0.76 Hz 2380 -1 -1
2015-07-15 06:38:00 125503251.12 0.79 us 2380 -1 -1
2015-07-23 03:21:00 53986569.23 0.66 us 8560 -14 -14
2015-07-23 06:28:00 53319673.64 0.62 us 8560 -14 -14
2015-07-24 23:58:00 58503.203 1 Hz 8560 -14 -14
2015-07-25 00:39:00 48341993.44 0.62 us 8560 -14 -14
2015-07-27 23:36:00 58257478.69 1.17 us 8560 -14 -14
2015-07-28 23:01:00 -795663.707 2 Hz 8560 -14 -14
2015-07-29 01:21:00 66176190.42 0.79 us 8560 -14 -14
2015-07-29 17:29:00 -240761.688 0.31 Hz 2380 -1 -1
2015-07-29 18:14:00 72104690.28 0.61 us 2380 -1 -1
2015-07-30 17:25:00 80974186.48 0.64 us 2380 -1 -1
2015-07-31 17:26:00 90816962.05 0.64 us 2380 -1 -1
2015-08-02 17:50:00 112047864.21 0.79 us 2380 -1 -1
2015-08-04 17:20:00 134129332.19 2 us 2380 -1 -1
Station codes
-14 DSS-14 Goldstone (70-m) -1 Arecibo (305-m, 1963–2020)