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 ]  
4743 Kikuchi (1988 DA)
Classification: Main-belt Asteroid          SPK-ID: 2004743
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 34 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1004269166007898 6.9316e-09  
a 2.266538724508915 5.5582e-09 au
q 2.038917229050198 1.4919e-08 au
i 4.872392304988469 4.0959e-07 deg
node 5.455955601841594 5.9792e-06 deg
peri 169.8012528732841 1.0601e-05 deg
M 207.40136551585 8.1674e-06 deg
tp 2459728.812989563128
(2022-May-29.31298956)
2.9021e-05 TDB
period 1246.358965698876
3.41
4.5847e-06
1.255e-08
d
yr
n .2888413449957699 1.0625e-09 deg/d
Q 2.494160219967632 6.1164e-09 au
  Orbit Determination Parameters
   # obs. used (total)      2600  
   data-arc span      22861 days (62.59 yr)  
   first obs. used      1958-07-12  
   last obs. used      2021-02-12  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .46804  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-12 16:42:11  

Additional Information
 Earth MOID = 1.04287 au 
 Jupiter MOID = 2.46612 au 
 T_jup = 3.604 
[ 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 13.93   n/a E2021B10  
diameter diameter 4.104 km 0.119 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.347   0.048 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

4743 Kikuchi (1988 DA)          Discovered 1988-Feb-16 by Fujii and Watanabe at Kitami
Reference: DISCOVERY.DBLast Updated: 2003-08-29

Alternate Designations
 1988 DA = 1978 GD4 = 1978 JG3 = 1986 SL 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2021-Jun-12 12:47 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin