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523057 (2016 QB91)
Classification: Main-belt Asteroid          SPK-ID: 2523057
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 4 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1864239378623694 2.044e-07  
a 3.054685163691106 1.8269e-07 au
q 2.485218726546054 6.4947e-07 au
i 19.66847844968819 2.2593e-05 deg
node 46.10476939106569 2.569e-05 deg
peri 4.945131595528114 3.9396e-05 deg
M 233.8157624836394 2.9029e-05 deg
tp 2459684.019198259441
(2022-Apr-14.51919826)
0.00019491 TDB
period 1950.060611504623
5.34
0.00017494
4.79e-07
d
yr
n .1846096464264421 1.6561e-08 deg/d
Q 3.624151600836159 2.1675e-07 au
  Orbit Determination Parameters
   # obs. used (total)      61  
   data-arc span      2243 days (6.14 yr)  
   first obs. used      2013-04-06  
   last obs. used      2019-05-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .62922  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Sep-24 08:40:21  

Additional Information
 Earth MOID = 1.49611 au 
 Jupiter MOID = 1.79061 au 
 T_jup = 3.121 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457489.5 (2016-Apr-11.0) TDB
Reference: JPL 4 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1895077624652249 2.0433e-07  
q 2.471283846215967 6.5004e-07 au
tp 2457737.742058231499
(2016-Dec-15.24205823)
0.00013843 TDB
node 46.14796097874583 2.5665e-05 deg
peri 4.988840139085994 3.8805e-05 deg
i 19.7072715803888 2.2622e-05 deg
  Orbit Determination Parameters
   # obs. used (total)      61  
   data-arc span      2243 days (6.14 yr)  
   first obs. used      2013-04-06  
   last obs. used      2019-05-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .62922  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Sep-24 08:40:21  

Additional Information
 Jupiter MOID = 1.79061 au 
 T_jup = 3.121 
Orbit Covariance (6×6)
  e q tp node peri i
e 4.175279181690109E-14 -1.292025915242627E-13 -1.654344810536161E-11 -5.930247428101361E-13 -2.818425993862643E-12 -7.673837344960854E-14
q -1.292025915242627E-13 4.225525170547162E-13 4.501248179205696E-11 1.86086571975828E-12 6.816910942732739E-12 3.298953408005081E-13
tp -1.654344810536161E-11 4.501248179205696E-11 1.91614858676613E-8 2.507115267766371E-10 4.053260740978885E-9 -2.161636408493341E-11
node -5.930247428101361E-13 1.86086571975828E-12 2.507115267766371E-10 6.586719813374724E-10 -5.674280446287005E-10 -3.02649802774045E-10
peri -2.818425993862643E-12 6.816910942732739E-12 4.053260740978885E-9 -5.674280446287005E-10 1.50582324485554E-9 2.784681512665258E-10
i -7.673837344960854E-14 3.298953408005081E-13 -2.161636408493341E-11 -3.02649802774045E-10 2.784681512665258E-10 5.117762377149015E-10

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 16.5   n/a MPO448138  

523057 (2016 QB91)          Discovered 2014-May-08 by Pan-STARRS 1 at Haleakala
Reference: Last Updated: 2018-05-31

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Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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