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13948 (1990 QB6)
Classification: Main-belt Asteroid          SPK-ID: 2013948
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2456800.5 (2014-May-23.0) TDB
Reference: JPL 4 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .230821469089952 8.5216e-08  
a 2.405921930318598 2.4384e-08 AU
q 1.850583495846727 2.0078e-07 AU
i 12.4054205050881 8.9346e-06 deg
node 358.7675300735377 3.1881e-05 deg
peri 319.5800794608676 3.7627e-05 deg
M 154.5058956022922 3.1547e-05 deg
tp 2456215.490015793293
(2012-Oct-14.99001579)
0.00011229 JED
period 1363.078046267706
3.73
2.0722e-05
5.673e-08
d
yr
n .2641081345163832 4.0151e-09 deg/d
Q 2.96126036479047 3.0012e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      745  
   data-arc span      12470 days (34.14 yr)  
   first obs. used      1979-11-14  
   last obs. used      2014-01-04  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .55005  
   data source      ORB  
   producer      Otto Matic  
   solution date      2014-Jan-22 03:32:18  

Additional Information
 Earth MOID = .855946 AU 
 T_jup = 3.455 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 13.6 mag n/a MPO279662  

13948 (1990 QB6)          Discovered 1990-Aug-24 by Holt, H. E. at Palomar (675)
Reference: 20000320/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1990 QB6 = 1979 VE1 = 1990 SX27 = 1993 HN5 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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