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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 28 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2008182696122508 4.3135e-08  
a 2.580505610119429 1.1831e-08 au
q 2.06229293877054 1.1366e-07 au
i 4.891810252235444 4.0191e-06 deg
node 66.06105381471214 5.6131e-05 deg
peri 299.4869914043515 5.7115e-05 deg
M 14.26485304321544 1.4669e-05 deg
tp 2458940.504256546617
(2020-Apr-01.00425655)
6.1408e-05 TDB
period 1514.103761026158
4.15
1.0412e-05
2.851e-08
d
yr
n .2377644183090967 1.6351e-09 deg/d
Q 3.098718281468318 1.4206e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1811  
   data-arc span      24455 days (66.95 yr)  
   first obs. used      1952-05-24  
   last obs. used      2019-05-08  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .52702  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-May-30 01:21:07  

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 ]
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