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JPL Small-Body Database Browser
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109621 (2001 QO294)
Classification: Main-belt Asteroid          SPK-ID: 2109621
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1309627080302528 5.7189e-08  
a 2.560875590672898 1.6107e-08 au
q 2.225496388389802 1.4988e-07 au
i 6.713076278297715 5.5782e-06 deg
node 273.0042370084145 4.6905e-05 deg
peri 64.5201403309224 5.0898e-05 deg
M 118.0811814683674 2.2506e-05 deg
tp 2458109.525047388154
(2017-Dec-22.02504739)
9.0921e-05 TDB
period 1496.859878452471
4.10
1.4122e-05
3.866e-08
d
yr
n .2405034734261073 2.269e-09 deg/d
Q 2.896254792955994 1.8216e-08 au
  Orbit Determination Parameters
   # obs. used (total)      396  
   data-arc span      10168 days (27.84 yr)  
   first obs. used      1991-03-08  
   last obs. used      2019-01-08  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .66213  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 09:41:36  

Additional Information
 Earth MOID = 1.22475 au 
 Jupiter MOID = 2.46282 au 
 T_jup = 3.413 
[ 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 15.7   n/a MPO412773  

109621 (2001 QO294)          Discovered 2001-Aug-24 by LONEOS at Anderson Mesa
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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