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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 2459000.5 (2020-May-31.0) TDB
Reference: JPL 26 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .03836423342539307 3.8673e-08  
a 2.286985425766247 7.5115e-09 au
q 2.199246983051678 8.8696e-08 au
i 6.672517344169767 3.483e-06 deg
node 135.629512422404 3.52e-05 deg
peri 61.79638346866081 5.6939e-05 deg
M 103.1117166905135 4.4425e-05 deg
tp 2458638.674609901002
(2019-Jun-04.17460990)
0.0001558 TDB
period 1263.262261713691
3.46
6.2237e-06
1.704e-08
d
yr
n .2849764541462977 1.404e-09 deg/d
Q 2.374723868480815 7.7997e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1379  
   data-arc span      10746 days (29.42 yr)  
   first obs. used      1991-01-15  
   last obs. used      2020-06-17  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .52461  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jun-23 21:03:36  

Additional Information
 Earth MOID = 1.20731 au 
 Jupiter MOID = 2.59281 au 
 T_jup = 3.591 
[ 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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