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JPL Small-Body Database Browser
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48936 (1998 QS2)
Classification: Main-belt Asteroid          SPK-ID: 2048936
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 .1686339805769555 3.6295e-08  
a 2.241835011724638 8.667e-09 au
q 1.863785449900727 8.0687e-08 au
i 5.392247171343052 4.5049e-06 deg
node 323.7535712555518 3.9279e-05 deg
peri 317.9461687252731 4.207e-05 deg
M 85.52176348079124 1.7709e-05 deg
tp 2458309.241878046059
(2018-Jul-09.74187805)
5.9651e-05 TDB
period 1226.037907029003
3.36
7.1098e-06
1.947e-08
d
yr
n .2936287678676838 1.7028e-09 deg/d
Q 2.619884573548549 1.0129e-08 au
  Orbit Determination Parameters
   # obs. used (total)      931  
   data-arc span      7353 days (20.13 yr)  
   first obs. used      1998-08-17  
   last obs. used      2018-10-04  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .59599  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 02:48:35  

Additional Information
 Earth MOID = .850987 au 
 Jupiter MOID = 2.5345 au 
 T_jup = 3.609 
[ 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 15.3   n/a MPO406334  

48936 (1998 QS2)          Discovered 1998-Aug-20 by Spacewatch at Kitt Peak
Reference: 20021120/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1998 QS2 = 2001 JX8 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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