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JPL Small-Body Database Browser
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357258 (2002 QY23)
Classification: Main-belt Asteroid          SPK-ID: 2357258
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 8 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .06320227170325873 5.1462e-08  
a 2.608868987972814 2.9545e-08 au
q 2.443982541356751 1.3402e-07 au
i 12.96119043550299 1.555e-05 deg
node 337.7435499445068 1.9781e-05 deg
peri 80.82193701235636 0.00017772 deg
M 264.4198618707422 0.00016893 deg
tp 2459009.141044189733
(2020-Jun-08.64104419)
0.0007193 TDB
period 1539.135418588312
4.21
2.6146e-05
7.158e-08
d
yr
n .2338975477090836 3.9733e-09 deg/d
Q 2.773755434588878 3.1412e-08 au
  Orbit Determination Parameters
   # obs. used (total)      249  
   data-arc span      6254 days (17.12 yr)  
   first obs. used      2002-08-18  
   last obs. used      2019-10-02  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .52432  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-08 11:07:15  

Additional Information
 Earth MOID = 1.49195 au 
 Jupiter MOID = 2.42159 au 
 T_jup = 3.372 
[ 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 16.4   n/a MPO397317  

357258 (2002 QY23)          Discovered 2002-Aug-28 by NEAT at Palomar
Reference: 20130327/Numbers.arcLast Updated: 2013-03-29

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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