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305423 (2008 CJ134)
Classification: Main-belt Asteroid          SPK-ID: 2305423
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 10 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1428538558428318 6.7839e-08  
a 3.19133369877567 6.4141e-08 au
q 2.735439374624399 2.243e-07 au
i 4.167943773920244 7.1329e-06 deg
node 279.0350658958267 0.00010063 deg
peri 47.35068488889098 0.0001035 deg
M 229.4842744069222 2.7509e-05 deg
tp 2459755.448098322170
(2022-Jun-24.94809832)
0.00017244 TDB
period 2082.364513249091
5.70
6.2779e-05
1.719e-07
d
yr
n .1728803951995397 5.212e-09 deg/d
Q 3.64722802292694 7.3304e-08 au
  Orbit Determination Parameters
   # obs. used (total)      151  
   data-arc span      5322 days (14.57 yr)  
   first obs. used      2005-10-01  
   last obs. used      2020-04-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54495  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-21 19:59:41  

Additional Information
 Earth MOID = 1.72584 au 
 Jupiter MOID = 1.69019 au 
 T_jup = 3.177 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457795.5 (2017-Feb-11.0) TDB
Reference: JPL 10 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1417500938593244 6.7829e-08  
q 2.74104750769741 2.2429e-07 au
tp 2457672.122332218007
(2016-Oct-10.62233222)
0.00014297 TDB
node 279.0485222489697 0.00010065 deg
peri 47.41283662380081 0.00010357 deg
i 4.166095785961582 7.1303e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      151  
   data-arc span      5322 days (14.57 yr)  
   first obs. used      2005-10-01  
   last obs. used      2020-04-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54495  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-21 19:59:41  

Additional Information
 Jupiter MOID = 1.69019 au 
 T_jup = 3.177 
Orbit Covariance (6×6)
  e q tp node peri i
e 4.600708226107404E-15 -1.474778367123814E-14 -7.408429663227337E-14 2.292460824718022E-14 1.084386024177232E-14 9.304382385653406E-16
q -1.474778367123814E-14 5.030396212251422E-14 2.766400122762001E-12 -6.26932225625881E-14 3.977389933705674E-13 -9.071291886812523E-16
tp -7.408429663227337E-14 2.766400122762001E-12 2.044062757898125E-8 -4.838695849304713E-12 3.569454853886179E-9 3.588434570520654E-12
node 2.292460824718022E-14 -6.26932225625881E-14 -4.838695849304713E-12 1.013127063621385E-8 -1.01045404908869E-8 8.399046810111073E-11
peri 1.084386024177232E-14 3.977389933705674E-13 3.569454853886179E-9 -1.01045404908869E-8 1.072640125615358E-8 -8.3140199596967E-11
i 9.304382385653406E-16 -9.071291886812523E-16 3.588434570520654E-12 8.399046810111073E-11 -8.3140199596967E-11 5.084111305761145E-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 15.8   n/a MPO433968  

305423 (2008 CJ134)          Discovered 2008-Feb-08 by Mt. Lemmon Survey at Mount Lemmon
Reference: 20111110/Numbers.arcLast Updated: 2011-11-14

[ show close-approach data ]
Alternate Designations
 2008 CJ134 = 2010 FZ74 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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