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19167 (1991 ED2)
Classification: Main-belt Asteroid          SPK-ID: 2019167
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2457000.5 (2014-Dec-09.0) TDB
Reference: JPL 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09566219420420052 5.4269e-08  
a 2.266414125758602 1.5298e-08 AU
q 2.04960397751314 1.2329e-07 AU
i 4.704094682437456 6.1968e-06 deg
node 162.0763515864901 6.694e-05 deg
peri 343.7522383519564 7.5062e-05 deg
M 353.8085490943894 3.5213e-05 deg
tp 2457021.933705647206
(2014-Dec-30.43370565)
0.00012199 JED
period 1246.256192712731
3.41
1.2618e-05
3.455e-08
d
yr
n .2888651644060332 2.9247e-09 deg/d
Q 2.483224274004066 1.6761e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      1102  
   data-arc span      8663 days (23.72 yr)  
   first obs. used      1991-02-10  
   last obs. used      2014-10-30  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .46875  
   data source      ORB  
   producer      Otto Matic  
   solution date      2014-Nov-10 13:33:34  

Additional Information
 Earth MOID = 1.06226 AU 
 T_jup = 3.605 
[ 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 14.0 mag n/a MPO286922  

19167 (1991 ED2)          Discovered 1991-Mar-09 by Debehogne, H. at La Silla (809)
Reference: 20001211/Numbers.arcLast Updated: 2004-04-19

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Alternate Designations
 1991 ED2 = 1991 CY2 = 1991 DR2 = 1998 FY50 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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