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
2004-07-22 00:15:31 C 22 14 06.923 -08 28 05.55 20.3 r A84
2004-07-22 00:21:09 C 22 14 06.951 -08 28 01.79 20.8 r A84
2004-07-22 00:26:46 C 22 14 06.983 -08 27 59.47 20.7 r A84
2004-07-22 00:32:24 C 22 14 07.012 -08 27 56.33 20.9 r A84
2004-07-22 00:38:01 C 22 14 06.985 -08 27 53.68 20.6 r A84
2004-07-23 23:46:17 C 22 14 21.916 -08 03 20.06 20.6 r A84
2004-07-23 23:51:54 C 22 14 21.846 -08 03 16.94 o A84
2004-07-24 00:03:09 C 22 14 21.881 -08 03 11.16 o A84
2004-07-24 00:08:47 C 22 14 21.849 -08 03 08.00 o A84
2004-08-07 00:19:10 C 22 10 54.98 -04 20 51.5 r 941
2004-08-07 00:22:27 C 22 10 54.88 -04 20 48.7 r 941
2004-08-07 00:25:45 C 22 10 54.78 -04 20 45.7 r 941
2004-08-07 00:29:03 C 22 10 54.66 -04 20 42.7 r 941
2004-08-07 00:32:21 C 22 10 54.57 -04 20 39.7 r 941
2004-08-12 05:57:52 C 22 06 31.04 -02 22 15.1 19.2 c 704
2004-08-12 06:11:59 C 22 06 30.35 -02 21 59.5 19.4 c 704
2004-08-12 06:26:11 C 22 06 29.57 -02 21 43.8 19.0 c 704
2004-08-12 06:40:15 C 22 06 28.84 -02 21 29.4 19.4 c 704
2004-08-12 06:54:20 C 22 06 28.16 -02 21 14.2 19.9 c 704
2004-08-19 22:05:15 C 21 55 18.42 +01 40 40.3 c A41
2004-08-19 22:30:38 C 21 55 16.13 +01 41 21.5 c A41
2004-08-19 22:55:47 C 21 55 13.92 +01 42 02.9 c A41
2004-08-20 23:41:26 C 21 53 08.85 +02 24 13.9 r 170
2004-08-20 23:42:02 C 21 53 08.80 +02 24 15.3 r 170
2004-08-22 23:18:14 C 21 48 38.03 +03 53 53.4 r A41
2004-08-22 23:42:59 C 21 48 35.27 +03 54 44.1 r A41
2004-08-24 05:00:18 C 21 45 27.75 +04 56 41.8 r H41
2004-08-24 05:02:51 C 21 45 27.40 +04 56 47.9 r H41
2004-08-24 05:05:16 C 21 45 27.10 +04 56 53.1 r H41
2004-08-24 05:07:41 C 21 45 26.78 +04 56 57.9 r H41
2004-08-24 23:54:57 C 21 43 14.39 +05 39 29.2 o 198
2004-08-24 23:59:15 C 21 43 13.80 +05 39 39.2 o 198
2004-08-25 00:00:04 C 21 43 13.69 +05 39 41.4 o 198
2004-08-25 00:04:09 C 21 43 13.15 +05 39 50.3 o 198
2004-08-25 00:08:15 C 21 43 12.62 +05 40 00.2 o 198
2004-08-25 02:53:00 C 21 42 54.58 +05 46 32.9 c 932
2004-08-25 02:57:00 C 21 42 54.06 +05 46 42.5 c 932
2004-08-25 03:15:00 C 21 42 51.67 +05 47 25.3 c 932
2004-08-25 22:43:10 C 21 40 23.86 +06 34 50.8 r 130
2004-08-25 22:49:26 C 21 40 22.95 +06 35 07.0 r 130
2004-08-25 23:00:23 C 21 40 21.38 +06 35 33.1 r 130
2004-08-26 23:11:49 C 21 37 03.73 +07 38 57.8 c 587
2004-08-26 23:15:25 C 21 37 03.22 +07 39 06.9 c 587
2004-08-28 21:25:31 C 21 29 55.02 +09 55 25.0 o 204
2004-08-28 21:29:12 C 21 29 54.35 +09 55 36.6 o 204
2004-08-28 21:32:30 C 21 29 53.73 +09 55 47.5 o 204
2004-08-28 21:57:07 C 21 29 49.89 +09 57 12.1 r 941
2004-08-28 21:57:45 C 21 29 49.74 +09 57 14.2 r 941
2004-08-28 21:59:02 C 21 29 49.53 +09 57 18.2 r 941
2004-08-28 21:59:41 C 21 29 49.39 +09 57 20.1 r 941