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JPL Small-Body Database Browser
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39822 (1998 BO)
Classification: Main-belt Asteroid          SPK-ID: 2039822
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 22 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09625971715698492 4.4905e-08  
a 2.248948624042737 1.0329e-08 au
q 2.032465465591793 1.0133e-07 au
i 6.115540412645012 4.1037e-06 deg
node 85.73440101303524 4.6378e-05 deg
peri 110.8813647461898 5.1634e-05 deg
M 53.20968132645926 2.2932e-05 deg
tp 2458418.422666092092
(2018-Oct-26.92266609)
7.8282e-05 TDB
period 1231.878082574648
3.37
8.4866e-06
2.324e-08
d
yr
n .2922367116456794 2.0133e-09 deg/d
Q 2.465431782493682 1.1323e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1269  
   data-arc span      7780 days (21.30 yr)  
   first obs. used      1998-01-18  
   last obs. used      2019-05-08  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54699  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-May-30 04:11:20  

Additional Information
 Earth MOID = 1.03965 au 
 Jupiter MOID = 2.50546 au 
 T_jup = 3.615 
[ 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 14.6   n/a MPO337581  

39822 (1998 BO)          Discovered 1998-Jan-18 by Kobayashi, T. at Oizumi
Reference: 20020526/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1998 BO = 1999 NB40 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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