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JPL Small-Body Database Browser
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109268 (2001 QQ111)
Classification: Main-belt Asteroid          SPK-ID: 2109268
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 23 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .07577434485451373 5.5566e-08  
a 3.176990463899252 2.7763e-08 au
q 2.936256092888249 1.8375e-07 au
i 12.182701024193 5.1607e-06 deg
node 283.4086962543219 3.1214e-05 deg
peri 112.339478452433 5.051e-05 deg
M 10.02274882268596 4.0282e-05 deg
tp 2458542.915362172742
(2019-Feb-28.41536217)
0.00023127 TDB
period 2068.341727859193
5.66
2.7112e-05
7.423e-08
d
yr
n .1740524765086149 2.2815e-09 deg/d
Q 3.417724834910256 2.9867e-08 au
  Orbit Determination Parameters
   # obs. used (total)      752  
   data-arc span      10167 days (27.84 yr)  
   first obs. used      1992-02-05  
   last obs. used      2019-12-07  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .51577  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-14 09:05:00  

Additional Information
 Earth MOID = 1.97144 au 
 Jupiter MOID = 1.93819 au 
 T_jup = 3.161 
[ 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 14.1   n/a MPO385473  
diameter diameter 8.248 km 0.464 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.072   0.012 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

109268 (2001 QQ111)          Discovered 2001-Aug-22 by LINEAR at Socorro
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

[ hide close-approach data ]
Close-Approach Data   ...sorted by Date/Time (TDB)
Date/Time (TDB) Time Uncertainty
(days_HH:MM)
Body Nominal Distance (au) Minimum Distance (au) Maximum Distance (au) V-relative (km/s) V-infinity (km/s) JD (TDB) Time Uncertainty (minutes) Semi-major axis (km) Semi-minor axis (km) range-LOV angle (deg) N-sigma BP Orbit Ref. Reference Modified
1932-Oct-03 05:43 < 00:01 Cybel 0.0276727469189012 0.027657397959062 0.0276881103589779 5.20244674451418 5.20244670226132 2426983.738040630 0.640144858620026 1260.05177215765 58.6480085416774 52.6699466302528 56145.0141965781 T 23 CATAB v2.0f-lin.ifort 2019-Dec-14 09:05:16 2019-Dec-14 09:05
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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