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79906 (1999 BJ20)
Classification: Main-belt Asteroid          SPK-ID: 2079906
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 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .06648088478338798 4.9341e-08  
a 2.662431006816592 1.5981e-08 au
q 2.485430237808699 1.3759e-07 au
i 14.46000219203702 6.0639e-06 deg
node 343.470675541908 1.8433e-05 deg
peri 106.0503461736768 5.1757e-05 deg
M 346.8582052619414 4.6993e-05 deg
tp 2459058.425281023895
(2020-Jul-27.92528102)
0.00020713 TDB
period 1586.777269333807
4.34
1.4287e-05
3.912e-08
d
yr
n .2268749414031766 2.0427e-09 deg/d
Q 2.839431775824485 1.7043e-08 au
  Orbit Determination Parameters
   # obs. used (total)      829  
   data-arc span      10522 days (28.81 yr)  
   first obs. used      1991-04-14  
   last obs. used      2020-02-03  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54533  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-23 18:49:02  

Additional Information
 Earth MOID = 1.54454 au 
 Jupiter MOID = 2.27627 au 
 T_jup = 3.337 
[ 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 14.8   n/a MPO453221  

79906 (1999 BJ20)          Discovered 1999-Jan-16 by LINEAR at Socorro
Reference: 20040504/Numbers.arcLast Updated: 2004-07-16

Alternate Designations
 1999 BJ20 = 2001 PM15 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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