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
IMPORTANT: The SSD Announcement email list is now available. Major changes are coming in the near future, including possible hostname and/or URL changes. To be notified of such changes, subscribe to this email list.

Please visit this page for more details.


JPL Small-Body Database Browser
Search: [ help ]  
9745 Shinkenwada (1988 VY)
Classification: Main-belt Asteroid          SPK-ID: 2009745
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ 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.


[ revert to old Java-based viewer ]

Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 30 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1089365051135368 3.905e-08  
a 2.92224462702585 1.2547e-08 au
q 2.603905510270843 1.1358e-07 au
i 1.757659349394157 4.1142e-06 deg
node 199.9610431423544 0.00011649 deg
peri 203.6751830336765 0.00011787 deg
M 110.6576254261886 1.7375e-05 deg
tp 2458439.643024246891
(2018-Nov-17.14302425)
8.735e-05 TDB
period 1824.623567453986
5.00
1.1751e-05
3.217e-08
d
yr
n .1973009701405594 1.2707e-09 deg/d
Q 3.240583743780857 1.3913e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1851  
   data-arc span      11498 days (31.48 yr)  
   first obs. used      1988-11-02  
   last obs. used      2020-04-26  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53647  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-20 03:14:13  

Additional Information
 Earth MOID = 1.61283 au 
 Jupiter MOID = 2.1285 au 
 T_jup = 3.270 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 13.9   n/a MPO458924  
diameter diameter 5.317 km 0.308 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.227   0.046 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

9745 Shinkenwada           Discovered 1988 Nov. 2 by T. Seki at Geisei.
Tokyo-born Shinken Wada (1912-1952) worked as a radio announcer for NHK from 1934 to 1945. He had a talent for newscasting and was also the compère for entertainment programs. He reported for the Helsinki Olympic Games in 1952 but died in Paris on the way home.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20020328/MPCPages.arcLast Updated: 2003-10-02

[ show close-approach data ]
Alternate Designations
 1988 VY = 1996 HA14 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2020-May-25 00:02 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin