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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 2457400.5 (2016-Jan-13.0) TDB
Reference: JPL 9 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1389583740637449 6.8834e-08  
a 2.294970256106343 1.7351e-08 au
q 1.97606492079315 1.5422e-07 au
i 7.460401083227305 7.4025e-06 deg
node 132.1898473774493 4.5505e-05 deg
peri 159.6578408673786 5.2453e-05 deg
M 251.4564058818489 3.1717e-05 deg
tp 2457783.382675387977
(2017-Jan-29.88267539)
0.00011391 JED
period 1269.883904798964
3.48
1.4402e-05
3.943e-08
d
yr
n .2834904817988003 3.2151e-09 deg/d
Q 2.613875591419538 1.9763e-08 au
  Orbit Determination Parameters
   # obs. used (total)      789  
   data-arc span      7762 days (21.25 yr)  
   first obs. used      1993-12-10  
   last obs. used      2015-03-12  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .51795  
   data source      ORB  
   producer      Otto Matic  
   solution date      2015-Apr-07 17:03:07  

Additional Information
 Earth MOID = .960107 au 
 Jupiter MOID = 2.55789 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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