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JPL Small-Body Database Browser
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117256 (2004 SQ50)
Classification: Main-belt Asteroid          SPK-ID: 2117256
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .03954638721992292 4.622e-08  
a 3.092995038459744 2.9342e-08 au
q 2.970678258999514 1.4536e-07 au
i 9.001235448250032 6.375e-06 deg
node 198.2410767268492 3.2384e-05 deg
peri 290.7167170478411 8.8932e-05 deg
M 139.8815845936098 8.149e-05 deg
tp 2457828.485771672433
(2017-Mar-15.98577167)
0.00045039 TDB
period 1986.859978783944
5.44
2.8272e-05
7.74e-08
d
yr
n .1811904230011909 2.5783e-09 deg/d
Q 3.215311817919973 3.0502e-08 au
  Orbit Determination Parameters
   # obs. used (total)      511  
   data-arc span      6786 days (18.58 yr)  
   first obs. used      1999-10-20  
   last obs. used      2018-05-19  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5704  
   source      ORB  
   producer      Otto Matic  
   solution date      2018-May-31 16:01:52  

Additional Information
 Earth MOID = 1.99942 au 
 Jupiter MOID = 1.81496 au 
 T_jup = 3.204 
[ show covariance matrix ]

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

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 14.7   n/a MPO436563  

117256 (2004 SQ50)          Discovered 2004-Sep-22 by LINEAR at Socorro
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

[ show close-approach data ]
Alternate Designations
 2004 SQ50 = 2002 JZ25 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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