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295387 (2008 JZ4)
Classification: Main-belt Asteroid          SPK-ID: 2295387
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1997181899167614 4.516e-08  
a 3.025978631212445 5.4287e-08 au
q 2.421635656259896 1.4279e-07 au
i 2.801206370000522 7.6322e-06 deg
node 12.8732816350468 0.00017587 deg
peri 223.397274677623 0.00017914 deg
M 91.05751400435636 3.7543e-05 deg
tp 2458514.193022759630
(2019-Jan-30.69302276)
0.00019139 TDB
period 1922.636629396202
5.26
5.1739e-05
1.417e-07
d
yr
n .1872428697632048 5.0388e-09 deg/d
Q 3.630321606164993 6.513e-08 au
  Orbit Determination Parameters
   # obs. used (total)      150  
   data-arc span      5889 days (16.12 yr)  
   first obs. used      2002-01-11  
   last obs. used      2018-02-25  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5179  
   source      ORB  
   producer      Otto Matic  
   solution date      2018-Mar-06 01:47:48  

Additional Information
 Earth MOID = 1.41105 au 
 Jupiter MOID = 1.38937 au 
 T_jup = 3.212 
[ show covariance matrix ]

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 16.4   n/a MPO437320  

295387 (2008 JZ4)          Discovered 2008-May-02 by CSS at Catalina
Reference: 20110912/Numbers.arcLast Updated: 2011-09-14

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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