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JPL Small-Body Database Browser
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379908 (2012 JW34)
Classification: Main-belt Asteroid          SPK-ID: 2379908
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .07329093083740411 6.6333e-08  
a 2.915564912439316 5.0834e-08 au
q 2.701880446089764 1.9724e-07 au
i 9.429666155796268 8.5403e-06 deg
node 233.9656939610316 4.6619e-05 deg
peri 69.34020066058139 8.2108e-05 deg
M 80.31329141997166 6.5738e-05 deg
tp 2458194.835108276971
(2018-Mar-17.33510828)
0.00033065 TDB
period 1818.371012297654
4.98
4.7556e-05
1.302e-07
d
yr
n .1979793989044688 5.1778e-09 deg/d
Q 3.129249378788868 5.4559e-08 au
  Orbit Determination Parameters
   # obs. used (total)      98  
   data-arc span      5488 days (15.03 yr)  
   first obs. used      2003-09-21  
   last obs. used      2018-09-30  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57087  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 14:41:45  

Additional Information
 Earth MOID = 1.70375 au 
 Jupiter MOID = 2.02742 au 
 T_jup = 3.258 
[ 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 16.7   n/a MPO455733  

379908 (2012 JW34)          Discovered 2009-Nov-26 by Mt. Lemmon Survey at Mount Lemmon
Reference: Last Updated: 2013-11-20

Alternate Designations
 2012 JW34 = 2009 WR252 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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