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9981 Kudo (1995 BS3)
Classification: Main-belt Asteroid          SPK-ID: 2009981
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2457000.5 (2014-Dec-09.0) TDB
Reference: JPL 10 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .02516601423990265 4.051e-08  
a 2.676579280000837 2.0178e-08 AU
q 2.609220447726107 1.1195e-07 AU
i 2.510645730305524 5.5189e-06 deg
node 164.9314462481816 0.00010228 deg
peri 280.4316494304512 0.00016867 deg
M 247.491589585837 0.0001375 deg
tp 2457500.363104761183
(2016-Apr-21.86310476)
0.00061396 JED
period 1599.442362145159
4.38
1.8087e-05
4.952e-08
d
yr
n .2250784451633323 2.5452e-09 deg/d
Q 2.743938112275566 2.0686e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      1184  
   data-arc span      13721 days (37.57 yr)  
   first obs. used      1977-01-20  
   last obs. used      2014-08-15  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .53907  
   data source      ORB  
   producer      Otto Matic  
   solution date      2014-Oct-09 14:16:45  

Additional Information
 Earth MOID = 1.62641 AU 
 T_jup = 3.377 
[ show covariance matrix ]

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

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 13.8 mag n/a MPO266011  

9981 Kudo           Discovered 1995 Jan. 31 by T. Kobayashi at Oizumi.
Takahiro Kudo (b. 1961) is a Japanese amateur astronomer and a key member of the Ota Astronomical Club.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: MPC batch dated 2014-09-09Last Updated: 2014-09-12

[ show close-approach data ]
Alternate Designations
 1995 BS3 = 1977 BJ = 1997 QO4 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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