2009 KR4

NEO MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.2396761000
Semi-major axis (a)0.8433912000 AU
Inclination (i)10.70281000°
Long. of Asc. Node (Ω)239.87081000°
Arg. of Perihelion (ω)191.33384000°
Mean Anomaly (M)268.52807000°
Mean Motion (n)1.2725078800°/day
Perihelion dist (q)0.64125050 AU
Aphelion dist (Q)1.04553190 AU
Orbital Period0.77453950 yr
Physical Parameters
H (abs. magnitude)25.00
G (slope)0.15
Orbit Solution
SourceMPC
Solution Date
RMS Residual0.520″
Uncertainty8
Orbit TypeAten
MOID0.025178 AU
Observations Used30
Oppositions1
Arc Total
First Observation Used
Last Observation Used2009-06-05
Observations (31)
Date Type RA Dec Mag Band Observatory
2009-05-26 05:48:16 C 13 56 41.56 +07 05 18.9 r 703
2009-05-26 06:01:10 C 13 56 38.86 +07 07 05.4 r 703
2009-05-26 06:14:10 C 13 56 36.20 +07 08 51.8 r 703
2009-05-26 06:27:06 C 13 56 33.50 +07 10 37.8 r 703
2009-05-26 07:25:20 C 13 56 21.77 +07 18 33.8 r 703
2009-05-26 07:36:27 C 13 56 19.56 +07 20 01.9 r 703
2009-05-26 07:38:41 C 13 56 19.11 +07 20 21.7 r 703
2009-05-26 07:40:56 C 13 56 18.62 +07 20 40.9 r 703
2009-05-26 08:09:49 C 13 56 12.83 +07 24 27.8 o H01
2009-05-26 08:17:12 C 13 56 11.49 +07 25 27.0 o H01
2009-05-26 08:23:08 C 13 56 10.38 +07 26 15.1 o H01
2009-05-26 08:31:04 C 13 56 08.93 +07 27 18.9 o H01
2009-05-26 08:32:29 C 13 56 10.06 +07 27 33.1 o 673
2009-05-26 08:38:55 C 13 56 07.80 +07 28 29.1 r 703
2009-05-26 08:42:56 C 13 56 06.97 +07 28 59.0 r 703
2009-05-26 08:47:40 C 13 56 07.27 +07 29 34.8 o 673
2009-05-26 09:00:30 C 13 56 04.95 +07 31 17.5 o 673
2009-05-26 09:16:39 C 13 56 01.98 +07 33 26.6 o 673
2009-05-26 22:09:56 C 13 54 18.43 +09 12 52.1 r J95
2009-05-26 22:12:51 C 13 54 17.90 +09 13 14.0 r J95
2009-05-26 22:15:48 C 13 54 17.39 +09 13 36.0 r J95
2009-05-29 00:19:13 C 13 48 13.09 +14 34 36.1 r J95
2009-05-29 00:32:11 C 13 48 11.45 +14 35 46.2 r J95
2009-05-29 00:45:03 C 13 48 09.88 +14 36 55.4 r J95
2009-05-29 04:48:41 C 13 47 48.39 +14 59 37.8 r H36
2009-05-29 04:59:23 C 13 47 46.97 +15 00 34.8 r H36
2009-05-29 05:09:46 C 13 47 45.43 +15 01 30.2 r H36
2009-05-29 05:20:08 C 13 47 44.07 +15 02 25.3 r H36
2009-06-05 02:58:18 C 13 37 16.70 +24 46 27.4 o H55
2009-06-05 03:09:15 C 13 37 15.97 +24 46 52.3 o H55
2009-06-05 03:15:05 C 13 37 15.58 +24 47 05.8 o H55