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JPL Small-Body Database Browser
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379909 (2012 JF37)
Classification: Main-belt Asteroid          SPK-ID: 2379909
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1309115287525337 5.8494e-08  
a 2.58263831240219 3.4928e-08 au
q 2.244541182710756 1.4842e-07 au
i 4.058966404396158 6.7268e-06 deg
node 109.5665613414901 0.00010435 deg
peri 184.8926061016954 0.00010837 deg
M 201.6494692232814 3.2417e-05 deg
tp 2459267.323402971806
(2021-Feb-21.82340297)
0.00014136 TDB
period 1515.981183595404
4.15
3.0754e-05
8.42e-08
d
yr
n .2374699659175185 4.8174e-09 deg/d
Q 2.920735442093624 3.9501e-08 au
  Orbit Determination Parameters
   # obs. used (total)      120  
   data-arc span      4813 days (13.18 yr)  
   first obs. used      2005-12-01  
   last obs. used      2019-02-04  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .66801  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 14:42:00  

Additional Information
 Earth MOID = 1.22781 au 
 Jupiter MOID = 2.2514 au 
 T_jup = 3.408 
[ 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 17.2   n/a MPO423399  

379909 (2012 JF37)          Discovered 2005-Dec-01 by Mt. Lemmon Survey at Mount Lemmon
Reference: Last Updated: 2013-11-20

[ show close-approach data ]
Alternate Designations
 2012 JF37 = 2009 WF21 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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