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JPL Small-Body Database Browser
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39838 (1998 BK19)
Classification: Main-belt Asteroid          SPK-ID: 2039838
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 24 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .03770752039847694 3.9805e-08  
a 2.286065346400985 7.8904e-09 au
q 2.199863490719318 9.1211e-08 au
i 6.67037226668965 3.6054e-06 deg
node 135.6531022389033 3.6425e-05 deg
peri 61.54240234312125 5.9957e-05 deg
M 349.3645172195085 4.7337e-05 deg
tp 2458637.798047308956
(2019-Jun-03.29804731)
0.00016603 TDB
period 1262.500001960756
3.46
6.5363e-06
1.79e-08
d
yr
n .2851485144086284 1.4763e-09 deg/d
Q 2.372267202082651 8.1879e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1329  
   data-arc span      10340 days (28.31 yr)  
   first obs. used      1991-01-15  
   last obs. used      2019-05-08  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .51368  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-May-30 04:11:47  

Additional Information
 Earth MOID = 1.20825 au 
 Jupiter MOID = 2.59642 au 
 T_jup = 3.592 
[ 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 15.1   n/a MPO337581  

39838 (1998 BK19)          Discovered 1998-Jan-26 by Farra d'Isonzo at Farra d'Isonzo
Reference: 20020526/Numbers.arcLast Updated: 2004-04-19
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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