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523061 (2016 QG91)
Classification: Main-belt Asteroid          SPK-ID: 2523061
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 4 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .119254217657843 1.4431e-07  
a 2.524249506149021 3.0156e-08 au
q 2.223222106120023 3.6552e-07 au
i 14.17305060789472 8.8539e-06 deg
node 130.2360703888353 5.0869e-05 deg
peri 280.9146311386772 7.6892e-05 deg
M 308.0838729157555 5.6972e-05 deg
tp 2459211.749958795096
(2020-Dec-28.24995880)
0.00023312 TDB
period 1464.862450984215
4.01
2.625e-05
7.187e-08
d
yr
n .2457568625355386 4.4038e-09 deg/d
Q 2.825276906178019 3.3752e-08 au
  Orbit Determination Parameters
   # obs. used (total)      124  
   data-arc span      6798 days (18.61 yr)  
   first obs. used      2000-11-27  
   last obs. used      2019-07-09  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .60267  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Sep-24 08:40:21  

Additional Information
 Earth MOID = 1.28521 au 
 Jupiter MOID = 2.52281 au 
 T_jup = 3.402 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457482.5 (2016-Apr-04.0) TDB
Reference: JPL 4 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1205592829131463 1.4669e-07  
q 2.220425032640856 3.7298e-07 au
tp 2457742.844374765492
(2016-Dec-20.34437477)
0.0002188 TDB
node 130.3513705554796 5.095e-05 deg
peri 280.0428900324347 7.5729e-05 deg
i 14.15941506492452 8.8536e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      124  
   data-arc span      6798 days (18.61 yr)  
   first obs. used      2000-11-27  
   last obs. used      2019-07-09  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .60267  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Sep-24 08:40:21  

Additional Information
 Jupiter MOID = 2.52281 au 
 T_jup = 3.402 
Orbit Covariance (6×6)
  e q tp node peri i
e 2.151805071100617E-14 -5.45729344111973E-14 -2.436970097858344E-11 -4.688917163445435E-13 -6.452632227613065E-12 -1.61234599832446E-13
q -5.45729344111973E-14 1.391117006579063E-13 6.324856065823196E-11 1.197347120951331E-12 1.670158411170495E-11 4.099542198994738E-13
tp -2.436970097858344E-11 6.324856065823196E-11 4.787431511526514E-8 6.723459435836398E-10 1.249990326271081E-8 1.962508664358031E-10
node -4.688917163445435E-13 1.197347120951331E-12 6.723459435836398E-10 2.595947862607169E-9 -2.329017397338912E-9 2.400357441877421E-10
peri -6.452632227613065E-12 1.670158411170495E-11 1.249990326271081E-8 -2.329017397338912E-9 5.734827237709441E-9 -1.770163606748321E-10
i -1.61234599832446E-13 4.099542198994738E-13 1.962508664358031E-10 2.400357441877421E-10 -1.770163606748321E-10 7.838546473725332E-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 16.4   n/a MPO448139  

523061 (2016 QG91)          Discovered 2012-Oct-21 by CSS at Catalina
Reference: Last Updated: 2018-05-31
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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