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332397 (2007 JC12)
Classification: Main-belt Asteroid          SPK-ID: 2332397
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .0393241056471184 6.0811e-08  
a 3.192393723120837 7.2228e-08 au
q 3.066855695085635 2.3054e-07 au
i 13.94776797514398 5.8762e-06 deg
node 132.4519175459488 2.9859e-05 deg
peri .756690045344696 0.00010476 deg
M 204.5721781185484 0.00010056 deg
tp 2459899.996254786573
(2022-Nov-16.49625479)
0.00058051 TDB
period 2083.402107829512
5.70
7.0706e-05
1.936e-07
d
yr
n .1727942957564961 5.8642e-09 deg/d
Q 3.317931751156038 7.5068e-08 au
  Orbit Determination Parameters
   # obs. used (total)      201  
   data-arc span      4844 days (13.26 yr)  
   first obs. used      2007-04-25  
   last obs. used      2020-07-29  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57742  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Aug-25 21:12:47  

Additional Information
 Earth MOID = 2.08117 au 
 Jupiter MOID = 1.71958 au 
 T_jup = 3.149 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457218.5 (2015-Jul-15.0) TDB
Reference: JPL 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .03541868072425224 6.0425e-08  
q 3.081819868203349 2.2787e-07 au
tp 2457799.181255274765
(2017-Feb-14.68125527)
0.00065542 TDB
node 132.7030351029161 2.9935e-05 deg
peri 357.9736988693131 0.00011627 deg
i 13.92238569376254 5.8686e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      201  
   data-arc span      4844 days (13.26 yr)  
   first obs. used      2007-04-25  
   last obs. used      2020-07-29  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57742  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Aug-25 21:12:47  

Additional Information
 Jupiter MOID = 1.71958 au 
 T_jup = 3.149 
Orbit Covariance (6×6)
  e q tp node peri i
e 3.651155226699842E-15 -1.321758082025359E-14 -1.607526133967569E-12 1.363392210238215E-15 -5.911582252360466E-14 -2.421667109399414E-15
q -1.321758082025359E-14 5.192398413322816E-14 -2.580868457468492E-12 1.418448476702607E-15 -1.436095082732224E-12 1.514242299324231E-14
tp -1.607526133967569E-12 -2.580868457468492E-12 4.295700004743442E-7 -4.080820316080845E-11 7.365571213351168E-8 4.681401458772467E-11
node 1.363392210238215E-15 1.418448476702607E-15 -4.080820316080845E-11 8.961299532930182E-10 -8.767899336967917E-10 2.845416054638447E-12
peri -5.911582252360466E-14 -1.436095082732224E-12 7.365571213351168E-8 -8.767899336967917E-10 1.351824691011075E-8 4.67676586680905E-12
i -2.421667109399414E-15 1.514242299324231E-14 4.681401458772467E-11 2.845416054638447E-12 4.67676586680905E-12 3.444034515126396E-11

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 15.6   n/a MPO440511  
diameter diameter 5.905 km 0.622 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.029   0.007 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

332397 (2007 JC12)          Discovered 2007-May-07 by Spacewatch at Kitt Peak
Reference: 20120703/Numbers.arcLast Updated: 2012-07-09

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