Skip Page Navigation
NASA JPL Caltech
NASA Logo - Jet Propulsion Laboratory + View the NASA Portal
+ Near-Earth Object (NEO) Program
Search JPL
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 ]  
5355 Akihiro (1991 CA)
Classification: Main-belt Asteroid          SPK-ID: 2005355
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2457000.5 (2014-Dec-09.0) TDB
Reference: JPL 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .167844757869049 4.4575e-08  
a 2.311132720251446 1.1125e-08 AU
q 1.923221208417605 1.0484e-07 AU
i .7436459785683254 5.0259e-06 deg
node 193.133253366015 0.00036774 deg
peri 12.99351488403945 0.00036831 deg
M 236.7498594482209 2.0056e-05 deg
tp 2457439.860164965111
(2016-Feb-21.36016497)
7.2514e-05 JED
period 1283.322344942809
3.51
9.2665e-06
2.537e-08
d
yr
n .280521882455061 2.0256e-09 deg/d
Q 2.699044232085286 1.2993e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      1500  
   data-arc span      21405 days (58.60 yr)  
   first obs. used      1956-03-17  
   last obs. used      2014-10-24  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .49138  
   data source      ORB  
   producer      Otto Matic  
   solution date      2014-Nov-10 12:58:47  

Additional Information
 Earth MOID = .920377 AU 
 T_jup = 3.565 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 13.0 mag n/a MPO313463  

5355 Akihiro           Discovered 1991 Feb. 3 by S. Ueda and H. Kaneda at Kushiro.
Named in honor of Akihiro Ueda (b. 1983), son of the first discoverer.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 19960828/MPCPages.arcLast Updated: 2003-09-26

Alternate Designations
 1991 CA = 1942 GR = 1956 FA = 1956 GO = 1963 FG = 1977 DA5 = 1977 FU1 = 1978 RV3 = 1979 YX5 = 1986 WR6 = 1989 SC11 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2014-Nov-24 09:23 UT
(server date/time)  
NASA Home Page
Site Manager:   Donald K. Yeomans
Webmaster  Alan B. Chamberlin