Skip Page Navigation
NASA JPL Caltech
NASA Logo - Jet Propulsion Laboratory + View the NASA Portal
+ Center for Near-Earth Object Studies
JPL Home Earth Solar System Stars & Galaxies Technology
JPL Solar System Dynamics
BODIES ORBITS EPHEMERIDES TOOLS PHYSICAL DATA DISCOVERY FAQ SITE MAP
JPL Small-Body Database Browser
Search: [ help ]  
5915 Yoshihiro (1991 EU)
Classification: Main-belt Asteroid          SPK-ID: 2005915
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ hide orbit diagram ]

For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 42 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09942399921085586 1.4778e-08  
a 2.252221370738626 5.8512e-09 au
q 2.028296514951636 3.4147e-08 au
i 4.799067147315673 1.2013e-06 deg
node 102.7273500392235 7.4019e-06 deg
peri 359.534797816095 1.1652e-05 deg
M 353.9429111663907 1.0641e-05 deg
tp 2459221.271912370749
(2021-Jan-06.77191237)
3.6511e-05 TDB
period 1234.568067084737
3.38
4.8111e-06
1.317e-08
d
yr
n .2915999608268588 1.1364e-09 deg/d
Q 2.476146226525616 6.433e-09 au
  Orbit Determination Parameters
   # obs. used (total)      2410  
   data-arc span      18757 days (51.35 yr)  
   first obs. used      1969-11-15  
   last obs. used      2021-03-24  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .44619  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-May-03 22:35:38  

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 13.96   n/a MPCxxxxx  
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 ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2021-Jun-17 02:20 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin