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5821 Yukiomaeda (1989 VV)
Classification: Main-belt Asteroid          SPK-ID: 2005821
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 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1398590092193507 5.814e-08  
a 2.448205258118503 1.2585e-08 AU
q 2.105801696352444 1.4182e-07 AU
i 1.691611883276956 4.9513e-06 deg
node 85.58407473329173 0.00020118 deg
peri 292.0886366121949 0.00020191 deg
M 217.7750340965043 1.762e-05 deg
tp 2457553.268776883664
(2016-Jun-13.76877688)
6.9647e-05 JED
period 1399.168974405975
3.83
1.0789e-05
2.954e-08
d
yr
n .2572955851546379 1.9839e-09 deg/d
Q 2.790608819884561 1.4345e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      1022  
   data-arc span      21878 days (59.90 yr)  
   first obs. used      1954-07-31  
   last obs. used      2014-06-24  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .55805  
   data source      ORB  
   producer      Otto Matic  
   solution date      2014-Jul-14 12:12:57  

Additional Information
 Earth MOID = 1.10814 AU 
 T_jup = 3.483 
[ 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 14.5 mag n/a MPO256906  

5821 Yukiomaeda           Discovered 1989 Nov. 4 at Oohira.
Yukio Maeda (b. 1948), a space engineer at the Institute of Space and Astronautical Science, has been one of the key participants in Japanese scientific satellite projects since 1971. He is also a well-known amateur astronomer and solar eclipse enthusiast. The name was suggested by Y. Matogawa and R. Hasuo.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20091004/MPCPages.arcLast Updated: 2009-10-06

[ show close-approach data ]
Alternate Designations
 1989 VV = 1981 RU1 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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