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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 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09566221057501277 5.3708e-08  
a 2.266414106895953 1.1662e-08 AU
q 2.049603923351893 1.2081e-07 AU
i 4.704094385504426 6.0424e-06 deg
node 162.0763396675173 5.5714e-05 deg
peri 343.7522210037168 6.2891e-05 deg
M 353.8085890632975 2.7562e-05 deg
tp 2457021.933567014353
(2014-Dec-30.43356701)
9.5418e-05 JED
period 1246.256177154436
3.41
9.6193e-06
2.634e-08
d
yr
n .2888651680122336 2.2296e-09 deg/d
Q 2.483224290440013 1.2778e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      1269  
   data-arc span      8894 days (24.35 yr)  
   first obs. used      1991-02-10  
   last obs. used      2015-06-18  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .47378  
   data source      ORB  
   producer      Otto Matic  
   solution date      2015-Jul-06 12:24:32  

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 14.1 mag n/a MPO319324  

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

[ show close-approach data ]
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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