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
1998-06-07 22:05:01 C 14 01 29.87 +68 00 06.1 118
1998-06-07 22:07:39 C 14 01 22.41 +68 00 36.7 118
1998-06-08 22:27:06 C 12 37 45.08 +71 43 52.5 557
1998-06-08 23:19:07 C 12 34 11.41 +71 48 39.1 557
1998-06-08 23:19:45 C 12 34 08.83 +71 48 43.5 557
1998-06-09 21:09:16 C 10 59 25.39 +72 29 02.6 046
1998-06-09 21:10:30 C 10 59 19.90 +72 28 59.1 046
1998-06-09 21:11:27 C 10 59 15.66 +72 28 56.7 046
1998-06-09 21:12:23 C 10 59 11.95 +72 28 54.9 046
1998-06-09 21:13:31 C 10 59 06.50 +72 28 51.5 046
2003-12-28 09:43:50 C 11 17 51.49 +14 01 24.8 19.3 c 704
2003-12-28 10:21:15 C 11 17 46.95 +14 02 35.7 19.8 c 704
2003-12-28 10:40:10 C 11 17 44.69 +14 03 11.4 20.2 c 704
2003-12-28 10:59:02 C 11 17 42.35 +14 03 46.9 20.1 c 704
2003-12-29 07:48:21 C 11 15 16.11 +14 42 41.5 c 854
2003-12-29 07:57:52 C 11 15 14.79 +14 42 58.3 c 854
2003-12-29 08:07:23 C 11 15 13.69 +14 43 15.7 c 854
2003-12-29 11:13:31 C 11 14 50.55 +14 49 05.6 19.5 c 704
2003-12-29 11:32:55 C 11 14 48.28 +14 49 39.0 19.5 c 704
2003-12-29 11:52:27 C 11 14 45.73 +14 50 18.4 19.6 c 704
2003-12-29 11:53:47 C 11 14 45.46 +14 50 21.1 19.1 c 704
2003-12-29 12:11:51 C 11 14 43.18 +14 50 53.3 19.4 c 704
2003-12-29 12:13:56 C 11 14 42.94 +14 50 57.5 19.5 c 704
2003-12-29 12:35:28 C 11 14 40.21 +14 51 38.2 19.6 c 704
2004-01-19 00:06:50 C 10 02 25.31 +28 32 54.3 r 170
2004-01-19 00:08:03 C 10 02 25.06 +28 32 56.4 r 170
2004-01-19 00:09:18 C 10 02 24.86 +28 32 58.2 r 170
2004-01-19 00:12:22 C 10 02 24.31 +28 33 02.5 r 170
2005-05-10 08:39:26 C 18 59 03.41 +02 13 40.0 r 734
2005-05-10 08:41:28 C 18 59 03.80 +02 13 42.6 r 649
2005-05-10 08:44:00 C 18 59 04.28 +02 13 46.1 r 649
2005-05-10 08:45:02 C 18 59 04.51 +02 13 47.3 r 734
2005-05-10 08:46:34 C 18 59 04.79 +02 13 49.7 r 649
2005-05-10 08:50:38 C 18 59 05.61 +02 13 55.2 r 734
2005-05-19 00:52:45 C 19 57 02.65 +08 39 24.7 o 198
2005-05-19 00:55:23 C 19 57 03.64 +08 39 31.4 o 198
2005-05-19 00:56:11 C 19 57 03.94 +08 39 33.3 o 198
2011-01-28 06:30:29 C 10 09 19.47 +28 46 56.8 r 703
2011-01-28 06:38:47 C 10 09 18.32 +28 47 03.1 r 703
2011-01-28 06:47:12 C 10 09 17.17 +28 47 10.8 r 703
2011-01-28 06:55:35 C 10 09 16.05 +28 47 19.7 r 703
2011-02-06 21:08:15 C 09 40 09.59 +31 40 24.3 u A13
2011-02-06 21:13:13 C 09 40 08.98 +31 40 27.4 u A13
2011-02-06 21:37:50 C 09 40 05.94 +31 40 41.7 u A13
2017-12-25 12:21:04 C 11 31 33.87 +12 54 45.3 U G96
2017-12-25 12:28:29 C 11 31 33.72 +12 54 51.4 U G96
2017-12-25 12:35:51 C 11 31 33.57 +12 54 56.8 U G96
2017-12-25 12:53:51 C 11 31 33.10 +12 55 10.1 U G96
2018-01-13 09:55:32 C 11 11 34.86 +19 46 21.0 U G96
2018-01-13 10:02:59 C 11 11 34.31 +19 46 29.0 U G96