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14656 Lijiang (1998 YN22)
Classification: Main-belt Asteroid          SPK-ID: 2014656
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 27 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .03828811928641956 3.5774e-08  
a 2.723187861062085 1.0723e-08 au
q 2.61892211939841 9.9284e-08 au
i 9.922516984600028 3.9186e-06 deg
node 136.2697994678867 2.1109e-05 deg
peri 349.5016173400788 5.319e-05 deg
M 262.2089968033836 4.9506e-05 deg
tp 2459446.373058461887
(2021-Aug-19.87305846)
0.0002263 TDB
period 1641.401517515398
4.49
9.6947e-06
2.654e-08
d
yr
n .2193247637207834 1.2954e-09 deg/d
Q 2.827453602725759 1.1133e-08 au
  Orbit Determination Parameters
   # obs. used (total)      2272  
   data-arc span      10765 days (29.47 yr)  
   first obs. used      1991-05-07  
   last obs. used      2020-10-26  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .47506  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-13 02:38:36  

Additional Information
 Earth MOID = 1.63423 au 
 Jupiter MOID = 2.19076 au 
 T_jup = 3.335 
[ show covariance matrix ]

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

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 13.1   n/a MPO299068  
diameter diameter 8.117 km 0.242 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.185   0.047 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

14656 Lijiang           Discovered 1998 Dec. 29 by the Beijing Schmidt CCD Asteroid Program at Xinglong.
Lijiang City, in the northwest of Yunnan Province in China, is in the center of the World Natural Heritage "Three Parallel Rivers of Yunnan Protected Areas" and contains the World Cultural Heritage "Old Town of Lijiang".
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20040504/MPCPages.arcLast Updated: 2004-05-11

[ show close-approach data ]
Alternate Designations
 1998 YN22 = 1992 OQ4 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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