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JPL Small-Body Database Browser
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347348 (2012 QM20)
Classification: Main-belt Asteroid          SPK-ID: 2347348
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1486465907466277 8.5645e-08  
a 2.863709093621321 3.4442e-08 au
q 2.438028499964397 2.3829e-07 au
i 15.11171641111263 7.8545e-06 deg
node 192.5171240992531 2.282e-05 deg
peri 167.7830106591878 3.313e-05 deg
M 202.8954543547493 2.2424e-05 deg
tp 2459772.963602288310
(2022-Jul-12.46360229)
0.00011621 TDB
period 1770.075434047113
4.85
3.1933e-05
8.743e-08
d
yr
n .2033811627885787 3.6691e-09 deg/d
Q 3.289389687278246 3.9562e-08 au
  Orbit Determination Parameters
   # obs. used (total)      189  
   data-arc span      6413 days (17.56 yr)  
   first obs. used      2001-05-24  
   last obs. used      2018-12-14  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .65576  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 14:44:50  

Additional Information
 Earth MOID = 1.43784 au 
 Jupiter MOID = 2.18554 au 
 T_jup = 3.234 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 15.9   n/a MPO437470  

347348 (2012 QM20)          Discovered 2007-Sep-05 by CSS at Catalina
Reference: 20121128/Numbers.arcLast Updated: 2012-12-03
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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