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JPL Small-Body Database Browser
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48939 (1998 QO8)
Classification: Main-belt Asteroid          SPK-ID: 2048939
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 23 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1447839071702035 3.8984e-08  
a 2.354689179879955 1.0258e-08 au
q 2.013768080245533 9.314e-08 au
i 6.695875511529841 3.8557e-06 deg
node 130.9540714174798 3.7096e-05 deg
peri 218.4608312340025 4.0226e-05 deg
M 235.7771855251908 1.753e-05 deg
tp 2459055.904872602326
(2020-Jul-25.40487260)
6.573e-05 TDB
period 1319.771692743957
3.61
8.624e-06
2.361e-08
d
yr
n .2727744518080386 1.7824e-09 deg/d
Q 2.695610279514376 1.1743e-08 au
  Orbit Determination Parameters
   # obs. used (total)      986  
   data-arc span      9656 days (26.44 yr)  
   first obs. used      1992-12-02  
   last obs. used      2019-05-11  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53978  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-May-30 04:39:34  

Additional Information
 Earth MOID = 1.01069 au 
 Jupiter MOID = 2.70838 au 
 T_jup = 3.532 
[ 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 MPO436125  

48939 (1998 QO8)          Discovered 1998-Aug-17 by LINEAR at Socorro
Reference: 20021120/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1998 QO8 = 2000 AA87 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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