152680 (1998 KJ9)

NEO PHA MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.6396395602 ± 3.00e-08
Semi-major axis (a)1.4476865523 AU ± 1.77e-09
Inclination (i)10.92939367° ± 6.46e-06
Long. of Asc. Node (Ω)98.53933420° ± 2.05e-05
Arg. of Perihelion (ω)260.10493565° ± 2.03e-05
Mean Anomaly (M)243.02765858° ± 1.39e-05
Mean Motion (n)0.5658488868°/day ± 1.04e-09
Perihelion dist (q)0.52168896 AU ± 4.34e-08
Aphelion dist (Q)2.37368414 AU ± 4.35e-08
Orbital Period1.74185424 yr ± 3.20e-09
Physical Parameters
H (abs. magnitude)19.49
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-05-31
RMS Residual0.473″
Uncertainty0
Orbit TypeApollo
MOID0.005932 AU
Observations Used262
Oppositions15
Arc Total1990-2025
First Observation Used1990-01-01
Last Observation Used2025-03-02
Observations (266)
Date Type RA Dec Mag Band Observatory
1998-05-29 08:25:23 C 16 48 20.75 +26 48 31.2 a 704
1998-05-29 12:22:38 C 16 47 45.48 +27 13 59.0 422
1998-05-29 12:24:23 C 16 47 45.11 +27 14 10.4 422
1998-05-29 12:26:10 C 16 47 44.86 +27 14 21.6 422
1998-05-29 12:33:14 C 16 47 43.58 +27 15 06.3 422
1998-05-29 22:12:18 C 16 46 04.96 +28 15 57.6 046
1998-05-29 22:14:08 C 16 46 04.63 +28 16 10.0 046
1998-05-29 22:15:04 C 16 46 04.47 +28 16 15.7 046
1998-05-29 22:16:02 C 16 46 04.30 +28 16 22.4 046
1998-05-30 06:36:44 C 16 44 34.38 +29 12 45.7 z 670
1998-05-30 06:44:00 C 16 44 32.88 +29 13 39.0 z 670
1998-05-30 06:48:44 C 16 44 31.84 +29 14 10.1 z 670
1998-05-30 06:54:14 C 16 44 30.72 +29 14 49.1 z 670
1998-05-30 07:11:45 C 16 44 27.21 +29 16 49.9 z 670
1998-05-30 07:21:59 C 16 44 25.06 +29 18 01.6 z 670
1998-05-30 12:27:38 C 16 43 27.36 +29 54 36.7 422
1998-05-30 12:29:24 C 16 43 26.98 +29 54 48.9 422
1998-05-30 12:31:11 C 16 43 26.61 +29 55 01.7 422
1998-05-30 15:41:03 C 16 42 46.54 +30 16 38.5 z 402
1998-05-30 15:43:04 C 16 42 46.09 +30 16 53.3 z 402
1998-05-30 15:45:04 C 16 42 45.67 +30 17 07.2 z 402
1998-05-30 23:55:47 C 16 41 03.62 +31 17 11.1 z 609
1998-05-31 00:01:09 C 16 41 02.35 +31 17 51.5 z 609
1998-05-31 00:03:10 C 16 41 01.90 +31 18 06.2 z 609
1998-05-31 00:53:15 C 16 40 50.33 +31 24 14.4 557
1998-05-31 00:56:19 C 16 40 49.62 +31 24 37.1 557
1998-05-31 00:58:20 C 16 40 49.16 +31 24 52.3 557
1998-05-31 01:01:24 C 16 40 48.49 +31 25 14.3 557
1998-05-31 07:24:45 C 16 39 25.24 +32 14 43.4 z 670
1998-05-31 07:45:00 C 16 39 20.20 +32 17 21.2 z 670
1998-05-31 08:03:59 C 16 39 15.52 +32 19 49.4 z 670
1998-05-31 21:01:37 C 16 36 07.36 +34 04 41.2 z 540
1998-05-31 21:03:28 C 16 36 07.03 +34 04 55.1 z 540
1998-05-31 22:32:14 C 16 35 42.54 +34 17 26.3 046
1998-05-31 22:33:27 C 16 35 42.22 +34 17 36.5 046
1998-05-31 22:34:19 C 16 35 41.97 +34 17 44.0 046
1998-05-31 22:35:13 C 16 35 41.71 +34 17 52.1 046
1998-05-31 23:26:39 C 16 35 27.09 +34 25 08.4 118
1998-05-31 23:29:48 C 16 35 26.21 +34 25 34.9 118
1998-05-31 23:33:51 C 16 35 25.06 +34 26 09.2 118
1998-06-01 00:29:45 C 16 35 09.53 +34 34 02.9 557
1998-06-01 00:30:46 C 16 35 09.25 +34 34 11.6 557
1998-06-01 00:31:46 C 16 35 08.95 +34 34 20.2 557
1998-06-01 21:21:23 C 16 29 03.56 +37 42 30.6 z 540
1998-06-01 21:26:22 C 16 29 01.85 +37 43 20.2 z 540
1998-06-01 21:28:07 C 16 29 01.06 +37 43 37.5 z 540
1998-06-01 23:03:04 C 16 28 28.24 +37 58 47.9 046
1998-06-01 23:04:14 C 16 28 27.83 +37 58 59.1 046
1998-06-01 23:06:01 C 16 28 27.22 +37 59 16.4 046
1998-06-01 23:06:56 C 16 28 26.89 +37 59 24.9 046