85640 (1998 OX4)

NEO PHA MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.4857453630 ± 3.69e-08
Semi-major axis (a)1.5803806899 AU ± 1.59e-09
Inclination (i)4.51579140° ± 6.20e-06
Long. of Asc. Node (Ω)299.56230554° ± 5.53e-05
Arg. of Perihelion (ω)117.31540859° ± 5.49e-05
Mean Anomaly (M)213.71304109° ± 8.55e-06
Mean Motion (n)0.4961005452°/day ± 7.48e-10
Perihelion dist (q)0.81271810 AU ± 5.82e-08
Aphelion dist (Q)2.34804328 AU ± 5.83e-08
Orbital Period1.98674703 yr ± 3.00e-09
Physical Parameters
H (abs. magnitude)21.14
G (slope)0.15
Alternative Designations

2002 PJ34

Orbit Solution
SourceIAA
Solution Date2026-05-31
RMS Residual0.393″
Uncertainty0
Orbit TypeApollo
MOID0.000720 AU
Observations Used262
Oppositions10
Arc Total1998-2019
First Observation Used1998-07-26
Last Observation Used2019-05-01
Observations (276)
Date Type RA Dec Mag Band Observatory
2004-08-28 22:00:19 C 21 29 49.27 +09 57 22.2 r 941
2004-08-30 05:01:57 C 21 24 12.35 +11 42 25.9 r H41
2004-08-30 05:05:09 C 21 24 11.67 +11 42 37.5 r H41
2004-08-30 05:09:29 C 21 24 10.77 +11 42 53.3 r H41
2004-08-30 05:11:36 C 21 24 10.29 +11 43 00.8 r H41
2004-08-30 05:13:41 C 21 24 09.89 +11 43 08.5 r H41
2004-08-30 05:15:46 C 21 24 09.45 +11 43 15.5 r H41
2004-08-31 20:43:48 C 21 15 55.33 +14 14 52.9 r 240
2004-08-31 20:46:56 C 21 15 54.58 +14 15 05.4 r 240
2004-08-31 20:50:04 C 21 15 53.80 +14 15 18.3 r 240
2004-08-31 20:53:12 C 21 15 53.03 +14 15 30.8 r 240
2004-08-31 20:56:20 C 21 15 52.23 +14 15 44.1 r 240
2004-08-31 20:57:07 C 21 15 52.06 +14 15 47.2 r 240
2004-08-31 20:59:28 C 21 15 51.48 +14 15 57.2 r 240
2004-09-01 04:40:22 C 21 14 03.66 +14 48 30.1 r H41
2004-09-01 04:43:45 C 21 14 02.80 +14 48 44.2 r H41
2004-09-01 04:45:58 C 21 14 02.25 +14 48 53.3 r H41
2004-09-01 04:48:01 C 21 14 01.75 +14 49 02.3 r H41
2004-09-01 04:49:53 C 21 14 01.26 +14 49 10.3 r H41
2004-09-01 04:51:36 C 21 14 00.82 +14 49 17.9 r H41
2004-09-01 19:14:03 C 21 10 32.81 +15 51 56.2 o 151
2004-09-01 19:16:13 C 21 10 32.22 +15 52 05.8 o 151
2004-09-01 19:17:13 C 21 10 31.95 +15 52 10.3 o 151
2004-09-01 19:17:43 C 21 10 31.82 +15 52 12.3 o 151
2004-09-02 05:45:59 C 21 07 45.31 +16 40 33.3 r H41
2004-09-02 05:47:51 C 21 07 44.79 +16 40 41.8 r H41
2004-09-02 05:49:37 C 21 07 44.35 +16 40 50.9 r H41
2004-09-02 05:51:19 C 21 07 43.80 +16 40 58.6 r H41
2004-09-02 05:53:09 C 21 07 43.24 +16 41 06.5 r H41
2004-09-02 05:56:30 C 21 07 42.29 +16 41 22.3 r H41
2004-09-02 05:58:17 C 21 07 41.82 +16 41 30.2 r H41
2004-09-02 21:04:37 C 21 03 34.64 +17 54 04.6 r A16
2004-09-02 21:06:31 C 21 03 34.08 +17 54 13.5 r A16
2004-09-02 21:11:05 C 21 03 32.62 +17 54 36.1 r A16
2004-09-02 21:19:53 C 21 03 29.94 +17 55 19.7 r A16
2004-09-02 21:22:54 C 21 03 28.87 +17 55 35.6 c 560
2004-09-02 21:25:31 C 21 03 28.06 +17 55 48.6 c 560
2004-09-02 21:28:08 C 21 03 27.24 +17 56 01.8 c 560
2004-09-03 19:48:56 C 20 56 42.92 +19 51 42.4 c 434
2004-09-03 19:50:40 C 20 56 42.33 +19 51 52.4 c 434
2004-09-03 19:52:25 C 20 56 41.76 +19 52 00.7 c 434
2004-09-03 19:54:21 C 20 56 41.09 +19 52 10.6 c 434
2004-09-04 01:20:00 C 20 54 55.46 +20 21 52.2 r 932
2004-09-04 01:32:59 C 20 54 50.92 +20 23 04.3 r 932
2004-09-04 01:39:59 C 20 54 48.48 +20 23 42.8 r 932
2004-09-04 07:06:15 C 20 52 53.74 +20 54 02.4 r H41
2004-09-04 07:09:44 C 20 52 52.44 +20 54 22.8 r H41
2004-09-04 07:12:16 C 20 52 51.57 +20 54 36.6 r H41
2004-09-04 07:14:19 C 20 52 50.86 +20 54 47.6 r H41
2004-09-04 07:16:35 C 20 52 50.04 +20 55 00.2 r H41