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JPL Small-Body Database Browser
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109622 (2001 QQ294)
Classification: Main-belt Asteroid          SPK-ID: 2109622
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 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1641551613520199 3.8012e-08  
a 2.65414232548092 1.5705e-08 au
q 2.218451163790374 1.0189e-07 au
i 10.56927002725043 6.1811e-06 deg
node 316.1197023391496 2.5446e-05 deg
peri 283.0629093704736 3.2624e-05 deg
M 117.5518197149427 2.179e-05 deg
tp 2458084.782826063354
(2017-Nov-27.28282606)
9.4038e-05 TDB
period 1579.373105983424
4.32
1.4018e-05
3.838e-08
d
yr
n .227938540067668 2.0231e-09 deg/d
Q 3.089833487171465 1.8283e-08 au
  Orbit Determination Parameters
   # obs. used (total)      577  
   data-arc span      7179 days (19.66 yr)  
   first obs. used      2000-03-30  
   last obs. used      2019-11-25  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .58415  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-04 10:16:42  

Additional Information
 Earth MOID = 1.23471 au 
 Jupiter MOID = 2.07555 au 
 T_jup = 3.346 
[ 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 15.3   n/a MPO453556  
diameter diameter 4.901 km 0.422 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.056   0.009 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

109622 (2001 QQ294)          Discovered 2001-Aug-24 by LONEOS at Anderson Mesa
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

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