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JPL Small-Body Database Browser
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193908 (2001 QR248)
Classification: Main-belt Asteroid          SPK-ID: 2193908
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 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1752873288314651 7.7732e-08  
a 2.293059253567539 9.5612e-09 au
q 1.891115022157412 1.7813e-07 au
i 7.297920189079855 8.0016e-06 deg
node 24.12619790300084 3.8993e-05 deg
peri 22.21768333136898 4.1465e-05 deg
M 4.113297549105774 1.465e-05 deg
tp 2458586.008645898774
(2019-Apr-12.50864590)
5.1566e-05 TDB
period 1268.298102473915
3.47
7.9325e-06
2.172e-08
d
yr
n .2838449409470784 1.7753e-09 deg/d
Q 2.695003484977667 1.1237e-08 au
  Orbit Determination Parameters
   # obs. used (total)      456  
   data-arc span      6224 days (17.04 yr)  
   first obs. used      2001-08-24  
   last obs. used      2018-09-08  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57369  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 09:10:48  

Additional Information
 Earth MOID = .901768 au 
 Jupiter MOID = 2.71101 au 
 T_jup = 3.566 
[ 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 16.5   n/a MPO454348  

193908 (2001 QR248)          Discovered 2001-Aug-24 by LINEAR at Socorro
Reference: 20081113/Numbers.arcLast Updated: 2008-11-17
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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