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 ]  
6699 Igaueno (1987 YK)
Classification: Main-belt Asteroid          SPK-ID: 2006699
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 32 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2008183048197339 3.9918e-08  
a 2.580505619491571 1.0469e-08 au
q 2.062292855407477 1.0451e-07 au
i 4.891810372658893 3.9619e-06 deg
node 66.06105840061709 5.2955e-05 deg
peri 299.487004158043 5.3934e-05 deg
M 14.26483407867181 1.3253e-05 deg
tp 2458940.504335981677
(2020-Apr-01.00433598)
5.5507e-05 TDB
period 1514.103769274772
4.15
9.2143e-06
2.523e-08
d
yr
n .2377644170137913 1.447e-09 deg/d
Q 3.098718383575666 1.2572e-08 au
  Orbit Determination Parameters
   # obs. used (total)      2019  
   data-arc span      24991 days (68.42 yr)  
   first obs. used      1952-05-24  
   last obs. used      2020-10-25  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5221  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-13 03:33:47  

Additional Information
 Earth MOID = 1.06621 au 
 Jupiter MOID = 2.37116 au 
 T_jup = 3.391 
[ 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 13.0   n/a MPO400065  
diameter diameter 5.944 km 0.210 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.315   0.038 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

6699 Igaueno           Discovered 1987 Dec. 19 by T. Seki at Geisei.
Named for a small town in Mie prefecture. A branch of the Oriental Astronomical Association was inaugurated there around the time this minor planet was discovered.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 19980610/MPCPages.arcLast Updated: 2009-11-17

Alternate Designations
 1987 YK = 1980 BT 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2020-Nov-30 15:19 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin