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JPL Small-Body Database Browser
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410840 (2009 QA56)
Classification: Main-belt Asteroid          SPK-ID: 2410840
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 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2827831691432159 5.5123e-08  
a 2.788943874729637 5.0622e-08 au
q 2.00027748727103 1.5893e-07 au
i 11.46330252610122 8.9638e-06 deg
node 96.19001693950254 3.1722e-05 deg
peri 229.5710152700333 4.2305e-05 deg
M 43.64251220896291 1.696e-05 deg
tp 2458394.263594869172
(2018-Oct-02.76359487)
8.2782e-05 TDB
period 1701.210633604414
4.66
4.6318e-05
1.268e-07
d
yr
n .2116140076301166 5.7615e-09 deg/d
Q 3.577610262188244 6.4937e-08 au
  Orbit Determination Parameters
   # obs. used (total)      105  
   data-arc span      3263 days (8.93 yr)  
   first obs. used      2009-08-31  
   last obs. used      2018-08-07  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .61303  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 12:12:52  

Additional Information
 Earth MOID = 1.00808 au 
 Jupiter MOID = 1.83347 au 
 T_jup = 3.242 
[ 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 16.7   n/a MPO455920  

410840 (2009 QA56)          Discovered 2009-Aug-31 by Siding Spring Survey at Siding Spring
Reference: Last Updated: 2014-10-09

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