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5915 Yoshihiro (1991 EU)
Classification: Main-belt Asteroid          SPK-ID: 2005915
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 40 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09942399751807991 1.4779e-08  
a 2.252221373294809 5.8672e-09 au
q 2.02829652106618 3.4147e-08 au
i 4.799067147046669 1.2017e-06 deg
node 102.7273500529656 7.4042e-06 deg
peri 359.5347973458111 1.1674e-05 deg
M 353.9429109015057 1.0693e-05 deg
tp 2459221.271913314497
(2021-Jan-06.77191331)		 3.6691e-05 TDB
period 1234.568069186516
3.38		 4.8242e-06
1.321e-08		 d
yr
n .291599960330427 1.1395e-09 deg/d
Q 2.476146225523439 6.4506e-09 au
   Orbit Determination Parameters
   # obs. used (total)      2387  
   data-arc span      18721 days (51.26 yr)  
   first obs. used      1969-11-15  
   last obs. used      2021-02-16  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .44738  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Mar-16 18:17:34  

Additional Information
 Earth MOID = 1.04501 au 
 Jupiter MOID = 2.62583 au 
 T_jup = 3.615 
[ show covariance matrix ]

[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 13.95   n/a E2021B10  
diameter diameter 3.784 km 0.772 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2015ApJ...814..117N)  
geometric albedo albedo 0.382   0.157 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2015ApJ...814..117N)  

5915 Yoshihiro (1991 EU)          Discovered 1991-Mar-09 by Seki, T. at Geisei
Reference: DISCOVERY.DBLast Updated: 2003-08-29

Alternate Designations
 1991 EU = 1969 VR1 = 1976 YC3 = 1977 AK = 1981 GE = 1989 TU16 
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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