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JPL Small-Body Database Browser
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266702 (2009 QG9)
Classification: Main-belt Asteroid          SPK-ID: 2266702
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 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1783085709014439 4.2578e-08  
a 2.209067775225045 1.4071e-08 au
q 1.815172057200235 9.0163e-08 au
i 5.754247965405397 7.0674e-06 deg
node 261.3374736523064 9.3518e-05 deg
peri 27.90316550041738 9.7953e-05 deg
M 15.97569157044592 3.155e-05 deg
tp 2458547.280700465233
(2019-Mar-04.78070047)
0.00010503 TDB
period 1199.256241774157
3.28
1.1458e-05
3.137e-08
d
yr
n .3001860548729958 2.8681e-09 deg/d
Q 2.602963493249855 1.658e-08 au
  Orbit Determination Parameters
   # obs. used (total)      254  
   data-arc span      8388 days (22.97 yr)  
   first obs. used      1996-11-06  
   last obs. used      2019-10-25  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57385  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-08 04:06:14  

Additional Information
 Earth MOID = .800524 au 
 Jupiter MOID = 2.55942 au 
 T_jup = 3.631 
[ 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 17.2   n/a MPO437228  

266702 (2009 QG9)          Discovered 2009-Aug-19 by LINEAR at Socorro
Reference: 20110218/Numbers.arcLast Updated: 2011-02-22

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