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382175 (2012 JK25)
Classification: Main-belt Asteroid          SPK-ID: 2382175
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 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08660922257217669 8.6956e-08  
a 2.1240369588469 1.3012e-08 au
q 1.9400757691266 1.8427e-07 au
i 3.896202690381583 1.2768e-05 deg
node 48.05766327348222 5.1145e-05 deg
peri 301.679054161791 8.6657e-05 deg
M 108.1968393123525 7.0472e-05 deg
tp 2458660.676346877756
(2019-Jun-26.17634688)
0.00022151 TDB
period 1130.684739975035
3.10
1.039e-05
2.845e-08
d
yr
n .3183911370449279 2.9257e-09 deg/d
Q 2.307998148567201 1.4139e-08 au
  Orbit Determination Parameters
   # obs. used (total)      301  
   data-arc span      10306 days (28.22 yr)  
   first obs. used      1991-10-02  
   last obs. used      2019-12-20  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55658  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 17:44:28  

Additional Information
 Earth MOID = .937397 au 
 Jupiter MOID = 2.97835 au 
 T_jup = 3.720 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457820.5 (2017-Mar-08.0) TDB
Reference: JPL 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08720607015407016 8.6982e-08  
q 1.938478954910929 1.8434e-07 au
tp 2457529.449432846227
(2016-May-20.94943285)
0.0002211 TDB
node 48.0642298126566 5.1124e-05 deg
peri 301.4644270623684 8.6362e-05 deg
i 3.897655665497735 1.2771e-05 deg
  Orbit Determination Parameters
   # obs. used (total)      301  
   data-arc span      10306 days (28.22 yr)  
   first obs. used      1991-10-02  
   last obs. used      2019-12-20  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55658  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 17:44:28  

Additional Information
 Jupiter MOID = 2.97835 au 
 T_jup = 3.720 
Orbit Covariance (6×6)
  e q tp node peri i
e 7.565781623502899E-15 -1.600116845390171E-14 1.711154797562961E-11 1.570000780890857E-14 5.350139049241747E-12 -2.074501546584624E-14
q -1.600116845390171E-14 3.398142401801275E-14 -3.663025827343673E-11 -3.39961223833938E-14 -1.144660021805397E-11 4.440945350728951E-14
tp 1.711154797562961E-11 -3.663025827343673E-11 4.888373361302795E-8 3.931863953174897E-11 1.539106679410715E-8 -5.513061905595297E-11
node 1.570000780890857E-14 -3.39961223833938E-14 3.931863953174897E-11 2.61371193112119E-9 -2.594691251624962E-9 -2.27520468747764E-10
peri 5.350139049241747E-12 -1.144660021805397E-11 1.539106679410715E-8 -2.594691251624962E-9 7.458391885982543E-9 2.096577935550875E-10
i -2.074501546584624E-14 4.440945350728951E-14 -5.513061905595297E-11 -2.27520468747764E-10 2.096577935550875E-10 1.631057845758918E-10

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

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 17.6   n/a MPO503464  

382175 (2012 JK25)          Discovered 2007-Nov-11 by Mt. Lemmon Survey at Mount Lemmon
Reference: Last Updated: 2013-12-19

Alternate Designations
 2012 JK25 = 2009 KY34 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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