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
1990-01-01 09:44:00 10 18 22.49 +28 40 51.4 c 261
1990-01-01 11:24:00 10 14 31.50 +29 07 36.1 c 261
1990-01-23 04:57:00 C 06 44 24.86 +38 27 10.3 19.5 c 261
1990-01-23 05:51:59 C 06 44 22.31 +38 26 59.0 19.8 c 261
1998-05-27 06:34:37 C 16 55 01.18 +22 16 07.1 17.6 a 704
1998-05-27 07:03:23 C 16 54 57.54 +22 18 27.0 18.5 a 704
1998-05-27 07:31:39 C 16 54 53.96 +22 20 46.0 17.9 a 704
1998-05-27 07:59:59 C 16 54 50.40 +22 23 02.5 18.2 a 704
1998-05-27 08:28:17 C 16 54 46.77 +22 25 21.2 17.9 a 704
1998-05-28 01:23:58 C 16 52 44.24 +23 51 14.9 046
1998-05-28 01:25:02 C 16 52 44.09 +23 51 20.6 046
1998-05-28 01:26:15 C 16 52 43.93 +23 51 26.7 046
1998-05-28 01:39:08 C 16 52 42.15 +23 52 35.1 046
1998-05-28 01:40:07 C 16 52 42.02 +23 52 40.2 046
1998-05-28 01:41:06 C 16 52 41.88 +23 52 45.3 046
1998-05-28 01:42:48 C 16 52 41.67 +23 52 54.5 046
1998-05-28 01:44:26 C 16 52 41.37 +23 53 03.6 046
1998-05-28 07:11:43 C 16 52 00.85 +24 22 34.5 17.5 a 704
1998-05-28 07:40:23 C 16 51 56.55 +24 25 11.3 19.0 a 704
1998-05-28 08:09:04 C 16 51 52.30 +24 27 47.4 18.3 a 704
1998-05-28 08:37:50 C 16 51 48.13 +24 30 23.4 17.9 a 704
1998-05-28 09:06:29 C 16 51 43.78 +24 33 02.3 18.9 a 704
1998-05-28 11:59:49 C 16 51 23.81 +24 49 52.3 422
1998-05-28 12:01:46 C 16 51 23.50 +24 50 02.8 422
1998-05-28 12:03:44 C 16 51 23.22 +24 50 14.3 422
1998-05-28 12:18:38 C 16 51 21.02 +24 51 38.2 422
1998-05-28 12:20:24 C 16 51 20.68 +24 51 47.6 422
1998-05-28 20:51:43 C 16 50 08.51 +25 39 05.8 557
1998-05-28 20:53:04 C 16 50 08.30 +25 39 13.8 557
1998-05-28 20:54:24 C 16 50 08.11 +25 39 21.3 557
1998-05-28 20:58:30 C 16 50 08.30 +25 39 53.4 z 620
1998-05-28 21:05:30 C 16 50 07.18 +25 40 34.2 z 620
1998-05-28 21:11:19 C 16 50 06.25 +25 41 08.2 z 620
1998-05-28 21:18:50 C 16 50 05.06 +25 41 51.8 z 620
1998-05-28 21:25:50 C 16 50 03.94 +25 42 32.6 z 620
1998-05-28 22:16:38 C 16 49 55.25 +25 47 24.3 046
1998-05-28 22:17:44 C 16 49 55.07 +25 47 31.0 046
1998-05-28 22:18:53 C 16 49 54.87 +25 47 37.8 046
1998-05-28 22:19:49 C 16 49 54.79 +25 47 43.1 046
1998-05-29 06:11:25 C 16 48 43.21 +26 34 46.3 z 734
1998-05-29 06:14:09 C 16 48 42.79 +26 35 03.4 z 734
1998-05-29 06:26:43 C 16 48 40.57 +26 36 20.1 z 734
1998-05-29 06:30:28 C 16 48 40.67 +26 36 46.8 17.7 a 704
1998-05-29 06:42:23 C 16 48 37.95 +26 37 55.7 z 734
1998-05-29 06:59:12 C 16 48 35.72 +26 39 42.9 17.9 a 704
1998-05-29 07:27:59 C 16 48 30.70 +26 42 38.6 a 704
1998-05-29 07:31:33 C 16 48 29.92 +26 43 04.0 z 711
1998-05-29 07:36:46 C 16 48 28.93 +26 43 38.5 z 711
1998-05-29 07:41:20 C 16 48 28.22 +26 44 03.9 z 711
1998-05-29 07:56:40 C 16 48 25.75 +26 45 34.2 a 704