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
1998-06-01 23:07:39 C 16 28 26.63 +37 59 32.0 046
1998-06-01 23:43:05 C 16 28 14.02 +38 05 13.1 118
1998-06-01 23:47:53 C 16 28 12.40 +38 05 59.0 118
1998-06-01 23:50:33 C 16 28 11.44 +38 06 24.8 118
1998-06-02 01:14:29 C 16 27 41.93 +38 19 51.7 557
1998-06-02 01:16:04 C 16 27 41.37 +38 20 07.2 557
1998-06-02 01:16:52 C 16 27 41.08 +38 20 14.6 557
1998-06-02 01:17:41 C 16 27 40.82 +38 20 22.4 557
1998-06-02 20:39:08 C 16 20 28.79 +41 38 33.5 z 540
1998-06-02 20:41:08 C 16 20 27.98 +41 38 55.6 z 540
1998-06-02 20:43:08 C 16 20 27.03 +41 39 17.2 z 540
1998-06-02 20:51:32 C 16 20 23.44 +41 40 47.5 z 540
1998-06-02 23:16:59 C 16 19 18.78 +42 07 05.3 046
1998-06-02 23:18:02 C 16 19 18.34 +42 07 15.8 046
1998-06-02 23:19:06 C 16 19 17.83 +42 07 27.4 046
1998-06-02 23:19:47 C 16 19 17.54 +42 07 35.4 046
1998-06-02 23:20:34 C 16 19 17.19 +42 07 43.5 046
1998-06-03 23:02:55 C 16 07 31.26 +46 41 05.8 046
1998-06-03 23:03:59 C 16 07 30.63 +46 41 18.8 046
1998-06-03 23:05:34 C 16 07 29.70 +46 41 37.9 046
1998-06-03 23:06:19 C 16 07 29.25 +46 41 47.2 046
1998-06-03 23:06:59 C 16 07 28.85 +46 41 55.3 046
1998-06-04 21:34:17 C 15 52 30.03 +51 28 21.2 046
1998-06-04 21:35:27 C 15 52 29.09 +51 28 36.6 046
1998-06-04 21:36:26 C 15 52 28.27 +51 28 49.6 046
1998-06-04 21:37:12 C 15 52 27.61 +51 28 59.9 046
1998-06-04 22:06:48 C 15 52 03.33 +51 35 34.8 118
1998-06-04 22:08:24 C 15 52 02.01 +51 35 56.8 118
1998-06-04 22:10:28 C 15 52 00.34 +51 36 24.0 118
1998-06-05 00:29:44 C 15 50 05.46 +52 07 16.1 557
1998-06-05 00:31:06 C 15 50 04.33 +52 07 34.2 557
1998-06-05 00:33:50 C 15 50 02.06 +52 08 10.7 557
1998-06-05 22:51:52 C 15 28 21.24 +57 16 54.3 557
1998-06-05 22:52:30 C 15 28 20.48 +57 17 02.9 557
1998-06-05 22:55:02 C 15 28 17.43 +57 17 39.3 557
1998-06-05 22:56:18 C 15 28 15.88 +57 17 57.0 557
1998-06-06 21:56:19 C 14 55 20.12 +62 43 54.7 118
1998-06-06 21:59:07 C 14 55 14.95 +62 44 34.5 118
1998-06-06 22:01:38 C 14 55 10.41 +62 45 08.8 118
1998-06-06 22:16:09 C 14 54 44.67 +62 48 29.0 557
1998-06-06 22:19:37 C 14 54 38.49 +62 49 16.5 557
1998-06-06 22:20:26 C 14 54 36.99 +62 49 27.5 557
1998-06-07 00:07:25 C 14 51 20.90 +63 14 01.1 557
1998-06-07 00:08:38 C 14 51 18.66 +63 14 17.2 557
1998-06-07 00:11:26 C 14 51 13.50 +63 14 56.0 557
1998-06-07 00:13:24 C 14 51 09.86 +63 15 22.6 557
1998-06-07 08:27:36 C 14 34 50.80 +65 07 49.7 658
1998-06-07 08:28:56 C 14 34 47.94 +65 08 07.2 658
1998-06-07 08:30:15 C 14 34 45.08 +65 08 24.3 658
1998-06-07 22:00:32 C 14 01 42.69 +67 59 13.6 118