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27716 Nobuyuki (1989 CX1)
Classification: Main-belt Asteroid          SPK-ID: 2027716
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 9 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2397049857009565 5.8295e-08  
a 2.860733565716407 2.3494e-08 AU
q 2.17500146725211 1.6259e-07 AU
i 6.04067869759459 6.3056e-06 deg
node 123.90918629 5.2729e-05 deg
peri 359.1984937650728 5.4235e-05 deg
M 136.1077318746289 1.1255e-05 deg
tp 2456332.317894732576
(2013-Feb-08.81789473)
5.4291e-05 JED
period 1767.317363850007
4.84
2.1771e-05
5.961e-08
d
yr
n .2036985588235037 2.5093e-09 deg/d
Q 3.546465664180705 2.9125e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      716  
   data-arc span      9273 days (25.39 yr)  
   first obs. used      1989-02-07  
   last obs. used      2014-06-29  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .61503  
   data source      ORB  
   producer      Otto Matic  
   solution date      2014-Nov-10 13:51:47  

Additional Information
 Earth MOID = 1.19081 AU 
 T_jup = 3.251 
[ 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 13.9 mag n/a MPO299156  

27716 Nobuyuki           Discovered 1989 Feb. 13 by T. Seki at Geisei.
Nobuyuki Yamaguchi (b. 1932), from Kurume city, Fukuoka prefecture, is an emeritus professor of meteorology at the University of Kochi. He has been on the Geisei Observatory staff since 1982 and teaches astronomy at public observing nights.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20070601/MPCPages.arcLast Updated: 2007-06-06

[ show close-approach data ]
Alternate Designations
 1989 CX1 = 1999 FS29 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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