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507310 (2011 QF9)
Classification: Main-belt Asteroid          SPK-ID: 2507310
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 10 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2636912813235331 2.3798e-07  
a 3.086552785625272 1.9639e-07 au
q 2.272655726711024 6.0985e-07 au
i 26.37082970922217 1.1675e-05 deg
node 168.4099774198198 2.5593e-05 deg
peri 168.9086879787428 5.9639e-05 deg
M 259.2355884624732 8.8857e-05 deg
tp 2459754.887796722157
(2022-Jun-24.38779672)
0.00054017 TDB
period 1980.655707453309
5.42
0.00018904
5.176e-07
d
yr
n .1817579898643169 1.7347e-08 deg/d
Q 3.90044984453952 2.4818e-07 au
  Orbit Determination Parameters
   # obs. used (total)      103  
   data-arc span      4022 days (11.01 yr)  
   first obs. used      2009-03-19  
   last obs. used      2020-03-23  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .5167  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-14 18:28:57  

Additional Information
 Earth MOID = 1.2669 au 
 Jupiter MOID = 1.55881 au 
 T_jup = 3.017 
[ 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 16.01   n/a E2021B25  

507310 (2011 QF9)          Discovered 2010-Jul-21 by WISE at WISE
Reference: Last Updated: 2017-12-07

[ show close-approach data ]
Alternate Designations
 2011 QF9 = 2010 OH1 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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