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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 2456800.5 (2014-May-23.0) TDB
Reference: JPL 10 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09558210043585157 5.4351e-08  
a 2.265823813341526 1.5487e-08 AU
q 2.049251614044772 1.2333e-07 AU
i 4.703330188097854 6.2368e-06 deg
node 162.0896008065115 6.7492e-05 deg
peri 343.9382073884884 7.5875e-05 deg
M 295.8472248424644 3.5987e-05 deg
tp 2457022.498775728583
(2014-Dec-30.99877573)
0.00012552 JED
period 1245.769322777337
3.41
1.2773e-05
3.497e-08
d
yr
n .2889780583113176 2.9628e-09 deg/d
Q 2.48239601263828 1.6968e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      1096  
   data-arc span      8370 days (22.92 yr)  
   first obs. used      1991-02-10  
   last obs. used      2014-01-10  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .46765  
   data source      ORB  
   producer      Otto Matic  
   solution date      2014-Jun-09 22:19:41  

Additional Information
 Earth MOID = 1.06151 AU 
 T_jup = 3.606 
[ 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 MPO279715  

19167 (1991 ED2)          Discovered 1991-Mar-09 by Debehogne, H. at La Silla (809)
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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