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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 ]

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Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 5 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1852070011573302 2.0426e-07  
a 3.054869852767474 1.9045e-07 au
q 2.489086568410475 6.4655e-07 au
i 19.64933298337263 2.2606e-05 deg
node 45.91691909289814 2.5604e-05 deg
peri 5.104645269030403 4.0078e-05 deg
M 306.7989505125497 3.2883e-05 deg
tp 2459684.707444556272
(2022-Apr-15.20744456)
0.00019539 TDB
period 1950.237467866737
5.34
0.00018237
4.993e-07
d
yr
n .184592905187995 1.7262e-08 deg/d
Q 3.620653137124473 2.2572e-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.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .61593  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-14 19:21:19  

Additional Information
 Earth MOID = 1.49949 au 
 Jupiter MOID = 1.79677 au 
 T_jup = 3.122 
[ 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 16.5   n/a MPO448138  

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

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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