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48704 (1996 JR2)
Classification: Main-belt Asteroid          SPK-ID: 2048704
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2456800.5 (2014-May-23.0) TDB
Reference: JPL 8 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2589335104293923 1.1385e-07  
a 2.749269107199247 2.5043e-08 AU
q 2.037391206157065 3.1806e-07 AU
i 16.62661473246537 1.0262e-05 deg
node 42.50605711642801 3.1375e-05 deg
peri 166.8462709620009 3.5577e-05 deg
M 344.0566588833281 2.0887e-05 deg
tp 2456874.239661956343
(2014-Aug-04.73966196)
9.7026e-05 JED
period 1665.038595738514
4.56
2.275e-05
6.229e-08
d
yr
n .2162112043056426 2.9542e-09 deg/d
Q 3.46114700824143 3.1527e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      522  
   data-arc span      16366 days (44.81 yr)  
   first obs. used      1969-06-12  
   last obs. used      2014-04-03  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .54161  
   data source      ORB  
   producer      Otto Matic  
   solution date      2014-Apr-17 14:52:02  

Additional Information
 Earth MOID = 1.03476 AU 
 T_jup = 3.238 
[ show covariance matrix ]

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

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 13.6 mag n/a MPO257195  

48704 (1996 JR2)          Discovered 1996-May-14 by BAO Schmidt CCD Asteroid Program at Xinglong (327)
Reference: 20021120/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1996 JR2 = 1969 LK = 2000 BA5 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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