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JPL Small-Body Database Browser
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100227 (1994 PR16)
Classification: Main-belt Asteroid          SPK-ID: 2100227
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .06191825368264904 5.5546e-08  
a 2.592230839641307 1.633e-08 au
q 2.43172443290841 1.5287e-07 au
i 1.978119215786577 3.8414e-06 deg
node 248.9060880964566 0.00015208 deg
peri 141.0553136926885 0.00015677 deg
M 15.74453029921202 3.8264e-05 deg
tp 2458933.829126559403
(2020-Mar-25.32912656)
0.00016183 TDB
period 1524.435088407562
4.17
1.4405e-05
3.944e-08
d
yr
n .2361530528505867 2.2315e-09 deg/d
Q 2.752737246374203 1.7341e-08 au
  Orbit Determination Parameters
   # obs. used (total)      647  
   data-arc span      9298 days (25.46 yr)  
   first obs. used      1994-08-10  
   last obs. used      2020-01-24  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53891  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-24 01:02:29  

Additional Information
 Earth MOID = 1.43702 au 
 Jupiter MOID = 2.51383 au 
 T_jup = 3.415 
[ 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 15.9   n/a MPO493563  

100227 (1994 PR16)          Discovered 1994-Aug-10 by Elst, E. W. at La Silla
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

[ show close-approach data ]
Alternate Designations
 1994 PR16 = 2002 NX4 = 2003 WE132 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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