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5563 (1991 VZ1)
Classification: Main-belt Asteroid          SPK-ID: 2005563
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 8 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .06340139566039736 5.7009e-08  
a 2.763190548048346 2.438e-08 AU
q 2.588000410826462 1.5862e-07 AU
i 10.47366168673914 6.8033e-06 deg
node 68.14174429046744 4.0076e-05 deg
peri 49.67100380931633 7.2573e-05 deg
M 311.5126085909504 6.455e-05 deg
tp 2457226.464907442733
(2015-Jul-22.96490744)
0.00030213 JED
period 1677.701445992853
4.59
2.2204e-05
6.079e-08
d
yr
n .2145792988733786 2.8399e-09 deg/d
Q 2.938380685270229 2.5925e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      925  
   data-arc span      26443 days (72.40 yr)  
   first obs. used      1942-04-12  
   last obs. used      2014-09-04  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .51973  
   data source      ORB  
   producer      Otto Matic  
   solution date      2014-Sep-12 13:48:09  

Additional Information
 Earth MOID = 1.61771 AU 
 T_jup = 3.313 
[ 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 11.8 mag n/a MPO265987  
SMASSII spectral type spec_B S   n/a EAR-A-5-DDR-TAXONOMY-V4.0 based on a high-resolution spectrum by Xu et al. (1995) or Bus and Binzel (2002)

5563 (1991 VZ1)          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 VZ1 = 1942 GN = 1952 HP2 = 1968 UX1 = 1973 YL2 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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