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JPL Small-Body Database Browser
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376488 (2012 KR8)
Classification: Jupiter Trojan          SPK-ID: 2376488
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .026530157220542 1.1856e-07  
a 5.211921511012818 4.6407e-07 au
q 5.073648413904523 6.3484e-07 au
i 31.0095796065068 1.4858e-05 deg
node 206.3922430167964 1.7547e-05 deg
peri 128.2813163022348 0.00035657 deg
M 247.3228685626107 0.00037383 deg
tp 2460360.780612912881
(2024-Feb-20.28061291)
0.0046545 TDB
period 4346.055090342325
11.90
0.00058046
1.589e-06
d
yr
n .08283374060305432 1.1063e-08 deg/d
Q 5.350194608121114 4.7638e-07 au
  Orbit Determination Parameters
   # obs. used (total)      118  
   data-arc span      4079 days (11.17 yr)  
   first obs. used      2008-04-01  
   last obs. used      2019-06-02  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .66531  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Sep-24 06:55:40  

Additional Information
 Earth MOID = 4.1117 au 
 Jupiter MOID = .162125 au 
 T_jup = 2.713 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 13.2   n/a MPO321954  

376488 (2012 KR8)          Discovered 2008-Apr-01 by Spacewatch at Kitt Peak
Reference: Last Updated: 2013-10-21
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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