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14655 (1998 YJ22)
Classification: Main-belt Asteroid          SPK-ID: 2014655
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 31 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .01589302956527914 3.4978e-08  
a 2.73404747219017 1.0337e-08 au
q 2.690595174881774 9.9022e-08 au
i 5.77277759475643 3.4736e-06 deg
node 161.3768927966111 3.4612e-05 deg
peri 302.2597478063902 0.00012316 deg
M 316.8379373982754 0.00011801 deg
tp 2459398.473560150415
(2021-Jul-02.97356015)
0.00054126 TDB
period 1651.229745709648
4.52
9.3642e-06
2.564e-08
d
yr
n .2180193282826812 1.2364e-09 deg/d
Q 2.777499769498564 1.0501e-08 au
  Orbit Determination Parameters
   # obs. used (total)      2243  
   data-arc span      10457 days (28.63 yr)  
   first obs. used      1992-07-26  
   last obs. used      2021-03-13  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .50417  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 00:34:51  

Additional Information
 Earth MOID = 1.71165 au 
 Jupiter MOID = 2.21597 au 
 T_jup = 3.345 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 13.72   n/a E2021B10  
diameter diameter 9.433 km 0.091 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.079   0.011 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

14655 (1998 YJ22)          Discovered 1998-Dec-21 by Beijing Schmidt CCD Asteroid Program at Xinglong
Reference: 20000418/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1998 YJ22 = 1992 OX5 = 1995 EM7 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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