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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 2457400.5 (2016-Jan-13.0) TDB
Reference: JPL 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1328914947792284 5.3739e-08  
a 2.752141171139331 2.3051e-08 au
q 2.386405017063169 1.4657e-07 au
i 8.384727867998643 5.7056e-06 deg
node 288.2190823645589 3.9607e-05 deg
peri 346.787656465457 4.6865e-05 deg
M 174.8979668158741 2.7289e-05 deg
tp 2456590.310243656176
(2013-Oct-24.81024366)
0.00012405 JED
period 1667.648387192711
4.57
2.0952e-05
5.736e-08
d
yr
n .2158728439188656 2.7121e-09 deg/d
Q 3.117877325215492 2.6114e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1182  
   data-arc span      8900 days (24.37 yr)  
   first obs. used      1991-08-07  
   last obs. used      2015-12-19  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .49869  
   data source      ORB  
   producer      Otto Matic  
   solution date      2016-Jan-04 13:34:09  

Additional Information
 Earth MOID = 1.36931 au 
 Jupiter MOID = 2.01166 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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