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19258 Gongyi (1995 FT20)
Classification: Main-belt Asteroid          SPK-ID: 2019258
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 4 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1398079670145937 7.2258e-08  
a 2.293678043271994 1.8564e-08 AU
q 1.973003579056126 1.6444e-07 AU
i 7.46228743726492 8.6142e-06 deg
node 132.1940198612814 4.8823e-05 deg
peri 159.5661629476252 5.6367e-05 deg
M 138.1533450450991 3.1673e-05 deg
tp 2456513.581790116175
(2013-Aug-09.08179012)
0.00011003 JED
period 1268.811518830433
3.47
1.5404e-05
4.217e-08
d
yr
n .2837300849316385 3.4446e-09 deg/d
Q 2.614352507487863 2.116e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      680  
   data-arc span      7294 days (19.97 yr)  
   first obs. used      1993-12-10  
   last obs. used      2013-11-29  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .54381  
   data source      ORB  
   producer      Otto Matic  
   solution date      2014-Jun-09 22:21:27  

Additional Information
 Earth MOID = .960051 AU 
 T_jup = 3.572 
[ 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 14.7 mag n/a MPO266057  

19258 Gongyi           Discovered 1995 Mar. 24 by the Beijing Schmidt CCD Asteroid Program at Xinglong.
Gongyi is a city located in the heartland of the Central Plains of China Henan Province, with a history dating back to ancient times. It enjoys an important cultural heritage and abundant mineral resources, as well as a reputation as one of the cradles of Chinese civilization.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20070926/MPCPages.arcLast Updated: 2007-09-30

[ show close-approach data ]
Alternate Designations
 1995 FT20 = 1999 LB11 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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