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11581 Philipdejager (1994 PK9)
Classification: Main-belt Asteroid          SPK-ID: 2011581
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2456800.5 (2014-May-23.0) TDB
Reference: JPL 5 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09065872732876505 6.3465e-08  
a 2.97652203055996 3.3045e-08 AU
q 2.706674331403363 2.0028e-07 AU
i 10.10066597551349 6.6804e-06 deg
node 159.5211702704731 3.6767e-05 deg
peri 160.6331158533605 5.2934e-05 deg
M 315.8597292082895 3.9278e-05 deg
tp 2457030.482383810320
(2015-Jan-07.98238381)
0.00020516 JED
period 1875.694387159578
5.14
3.1236e-05
8.552e-08
d
yr
n .1919289210782142 3.1962e-09 deg/d
Q 3.246369729716558 3.6041e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      674  
   data-arc span      8158 days (22.34 yr)  
   first obs. used      1992-03-02  
   last obs. used      2014-07-03  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .52044  
   data source      ORB  
   producer      Otto Matic  
   solution date      2014-Jul-14 12:26:33  

Additional Information
 Earth MOID = 1.69557 AU 
 T_jup = 3.231 
[ 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 13.7 mag n/a MPO263453  

11581 Philipdejager           Discovered 1994 Aug. 10 by E. W. Elst at the European Southern Observatory.
Philip de Jager (b. 1969) is a Belgian percussionist. A brilliant student at the Antwerp Conservatory, he now performs with several Belgian orchestras. He has also performed for the musicals Les Misérables and The Phantom of the Opera.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20000726/MPCPages.arcLast Updated: 2013-03-29

[ show close-approach data ]
Alternate Designations
 1994 PK9 = 1992 EV7 = 1998 HR121 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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