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5564 (1991 VH2)
Classification: Main-belt Asteroid          SPK-ID: 2005564
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 9 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1245864147480435 5.6048e-08  
a 2.529052721245036 1.6574e-08 AU
q 2.213967109996334 1.3982e-07 AU
i 7.598822789708128 6.0275e-06 deg
node 82.72787035406299 5.4628e-05 deg
peri 133.5941395460991 6.206e-05 deg
M 111.7333142554789 3.2758e-05 deg
tp 2456544.551877768422
(2013-Sep-09.05187777)
0.00013346 JED
period 1469.045513391448
4.02
1.4441e-05
3.954e-08
d
yr
n .2450570773460256 2.4089e-09 deg/d
Q 2.844138332493738 1.8639e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      1123  
   data-arc span      22884 days (62.65 yr)  
   first obs. used      1951-12-27  
   last obs. used      2014-08-22  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .47031  
   data source      ORB  
   producer      Otto Matic  
   solution date      2014-Sep-12 13:48:09  

Additional Information
 Earth MOID = 1.21532 AU 
 T_jup = 3.429 
[ 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 13.2 mag n/a MPO265987  

5564 (1991 VH2)          Discovered 1991-Nov-09 by Ueda and Kaneda at Kushiro (399)
Reference: DISCOVERY.DBLast Updated: 2003-08-29

[ show close-approach data ]
Alternate Designations
 1991 VH2 = 1973 FL1 = 1987 WO4 = 1990 OT1 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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