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109373 (2001 QQ161)
Classification: Main-belt Asteroid          SPK-ID: 2109373
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 .1010500403198821 5.2442e-08  
a 3.125774120913021 3.215e-08 au
q 2.809914519963916 1.678e-07 au
i 5.69697392233569 5.9784e-06 deg
node 3.725345008153687 4.8309e-05 deg
peri 316.7152407982684 5.5539e-05 deg
M 84.32177026543827 3.0889e-05 deg
tp 2458127.705921553457
(2018-Jan-09.20592155)
0.00017075 TDB
period 2018.528165442456
5.53
3.1142e-05
8.526e-08
d
yr
n .1783477714917537 2.7516e-09 deg/d
Q 3.441633721862126 3.5399e-08 au
  Orbit Determination Parameters
   # obs. used (total)      531  
   data-arc span      8431 days (23.08 yr)  
   first obs. used      1996-10-04  
   last obs. used      2019-11-04  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53456  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-04 10:15:15  

Additional Information
 Earth MOID = 1.80005 au 
 Jupiter MOID = 1.87336 au 
 T_jup = 3.199 
[ 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 15.0   n/a MPO453553  
diameter diameter 6.259 km 0.333 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.054   0.012 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

109373 (2001 QQ161)          Discovered 2001-Aug-23 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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