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109147 (2001 QZ57)
Classification: Main-belt Asteroid          SPK-ID: 2109147
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1126989871030147 4.2827e-08  
a 2.441919498665746 1.1614e-08 au
q 2.166717644579016 1.0815e-07 au
i 5.744868206459998 4.9001e-06 deg
node 128.4329807506098 4.3171e-05 deg
peri 259.2668738499544 4.8106e-05 deg
M 291.4668804925919 2.2409e-05 deg
tp 2459265.834327809264
(2021-Feb-20.33432781)
8.7367e-05 TDB
period 1393.78389161185
3.82
9.9431e-06
2.722e-08
d
yr
n .2582896833336736 1.8426e-09 deg/d
Q 2.717121352752477 1.2922e-08 au
  Orbit Determination Parameters
   # obs. used (total)      577  
   data-arc span      6940 days (19.00 yr)  
   first obs. used      2001-08-01  
   last obs. used      2020-08-01  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55797  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Aug-25 09:33:32  

Additional Information
 Earth MOID = 1.17973 au 
 Jupiter MOID = 2.71046 au 
 T_jup = 3.485 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457151.5 (2015-May-09.0) TDB
Reference: JPL 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .114093095727537 4.279e-08  
q 2.162057898403382 1.0815e-07 au
tp 2456481.199656839403
(2013-Jul-07.69965684)
8.1935e-05 TDB
node 128.486463395396 4.3238e-05 deg
peri 259.5780453215261 4.8042e-05 deg
i 5.741742322243052 4.8974e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      577  
   data-arc span      6940 days (19.00 yr)  
   first obs. used      2001-08-01  
   last obs. used      2020-08-01  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55797  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Aug-25 09:33:32  

Additional Information
 Jupiter MOID = 2.71046 au 
 T_jup = 3.485 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.830981921515473E-15 -4.609513671644739E-15 -9.204848442558879E-13 -6.992723728694355E-15 -2.337106532645746E-13 2.329441240348312E-15
q -4.609513671644739E-15 1.169748638806896E-14 2.327613226830508E-12 1.632735676688453E-14 6.019578868023536E-13 -5.797722317738671E-15
tp -9.204848442558879E-13 2.327613226830508E-12 6.71339752640952E-9 -1.504497374818969E-11 1.731497989385084E-9 -3.882620039717396E-12
node -6.992723728694355E-15 1.632735676688453E-14 -1.504497374818969E-11 1.86949803802622E-9 -1.863511696224589E-9 4.241060595496905E-11
peri -2.337106532645746E-13 6.019578868023536E-13 1.731497989385084E-9 -1.863511696224589E-9 2.308029368101312E-9 -4.315482725289332E-11
i 2.329441240348312E-15 -5.797722317738671E-15 -3.882620039717396E-12 4.241060595496905E-11 -4.315482725289332E-11 2.398449431722061E-11

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 15.8   n/a MPO474961  
diameter diameter 4.144 km 0.063 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.059   0.009 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

109147 (2001 QZ57)          Discovered 2001-Aug-16 by LINEAR at Socorro
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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