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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 ]

[ show orbit diagram ]
Orbital Elements at Epoch 2457000.5 (2014-Dec-09.0) TDB
Reference: JPL 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1245864126388355 5.4901e-08  
a 2.529052721698307 1.6352e-08 AU
q 2.213967115727431 1.3637e-07 AU
i 7.598823343883389 5.9033e-06 deg
node 82.72786810588349 5.4362e-05 deg
peri 133.5941419258825 6.1806e-05 deg
M 111.7333138192899 3.2675e-05 deg
tp 2456544.551879425795
(2013-Sep-09.05187943)
0.00013317 JED
period 1469.045513786383
4.02
1.4248e-05
3.901e-08
d
yr
n .2450570772801449 2.3767e-09 deg/d
Q 2.844138327669182 1.8389e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      1131  
   data-arc span      22931 days (62.78 yr)  
   first obs. used      1951-12-27  
   last obs. used      2014-10-08  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .46903  
   data source      ORB  
   producer      Otto Matic  
   solution date      2014-Nov-10 12:59:21  

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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