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16537 (1991 PF11)
Classification: Main-belt Asteroid          SPK-ID: 2016537
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2457600.5 (2016-Jul-31.0) TDB
Reference: JPL 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1328275999609292 5.375e-08  
a 2.752393985171754 2.2762e-08 au
q 2.386800097974492 1.4663e-07 au
i 8.384165460490285 5.6965e-06 deg
node 288.2185247146008 3.9201e-05 deg
peri 346.7288451451516 4.6428e-05 deg
M 218.1435441424824 2.7378e-05 deg
tp 2458257.720242774218
(2018-May-19.22024277)
0.00012954 JED
period 1667.878179871925
4.57
2.0689e-05
5.664e-08
d
yr
n .2158431019390422 2.6774e-09 deg/d
Q 3.117987872369015 2.5785e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1199  
   data-arc span      8975 days (24.57 yr)  
   first obs. used      1991-08-07  
   last obs. used      2016-03-03  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .4959  
   data source      ORB  
   producer      Otto Matic  
   solution date      2016-Mar-24 16:27:07  

Additional Information
 Earth MOID = 1.37106 au 
 Jupiter MOID = 2.01264 au 
 T_jup = 3.317 
[ show covariance matrix ]

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

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 13.4 mag n/a MPO328875  

16537 (1991 PF11)          Discovered 1991-Aug-08 by Holt, H. E. at Palomar
Reference: 20000913/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1991 PF11 = 1998 BN12 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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