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109359 (2001 QZ155)
Classification: Main-belt Asteroid          SPK-ID: 2109359
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09761158300325901 3.2991e-08  
a 2.642272995731554 1.4737e-08 au
q 2.384356545891434 9.1352e-08 au
i 2.337050032557086 4.0333e-06 deg
node 212.3127318803517 0.0001013 deg
peri 198.8006355593416 0.00010423 deg
M 71.59123886637974 2.5477e-05 deg
tp 2458688.523175437105
(2019-Jul-24.02317544)
0.00010999 TDB
period 1568.790519916333
4.30
1.3124e-05
3.593e-08
d
yr
n .2294761444754266 1.9198e-09 deg/d
Q 2.900189445571675 1.6175e-08 au
  Orbit Determination Parameters
   # obs. used (total)      730  
   data-arc span      6820 days (18.67 yr)  
   first obs. used      2001-05-23  
   last obs. used      2020-01-24  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54222  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-24 03:24:10  

Additional Information
 Earth MOID = 1.39502 au 
 Jupiter MOID = 2.40946 au 
 T_jup = 3.386 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456615.5 (2013-Nov-19.0) TDB
Reference: JPL 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09582995338550779 3.2912e-08  
q 2.38961628703653 9.1019e-08 au
tp 2457115.821956489173
(2015-Apr-03.32195649)
0.00010827 TDB
node 212.405279518458 0.00010161 deg
peri 197.9283222606061 0.00010465 deg
i 2.33155681956123 4.0309e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      730  
   data-arc span      6820 days (18.67 yr)  
   first obs. used      2001-05-23  
   last obs. used      2020-01-24  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54222  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-24 03:24:10  

Additional Information
 Jupiter MOID = 2.40946 au 
 T_jup = 3.386 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.083221435186498E-15 -2.965324362625965E-15 -9.864572996306159E-13 -3.873147078664668E-15 -2.097747012583647E-13 -2.658825075718023E-16
q -2.965324362625965E-15 8.284443301068104E-15 3.009007656382506E-12 1.228331328425676E-14 6.3231306319436E-13 8.009275121282852E-16
tp -9.864572996306159E-13 3.009007656382506E-12 1.172146466844014E-8 2.215697920461325E-11 2.728697728702111E-9 4.670527544381822E-13
node -3.873147078664668E-15 1.228331328425676E-14 2.215697920461325E-11 1.032506546647402E-8 -1.031118969606143E-8 -1.213312022425205E-10
peri -2.097747012583647E-13 6.3231306319436E-13 2.728697728702111E-9 -1.031118969606143E-8 1.09521633833922E-8 1.213339777853566E-10
i -2.658825075718023E-16 8.009275121282852E-16 4.670527544381822E-13 -1.213312022425205E-10 1.213339777853566E-10 1.624852031120163E-11

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 15.7   n/a MPO412771  
diameter diameter 2.515 km 0.490 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.161   0.088 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

109359 (2001 QZ155)          Discovered 2001-Aug-23 by LONEOS at Anderson Mesa
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

[ show close-approach data ]
Alternate Designations
 2001 QZ155 = 2002 UA34 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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