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437400 (2013 WN66)
Classification: Main-belt Asteroid          SPK-ID: 2437400
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1949871339572058 5.5997e-08  
a 2.343195719318996 1.3612e-08 au
q 1.886302701708192 1.349e-07 au
i 4.742372000360497 7.0695e-06 deg
node 243.7680761816881 9.9865e-05 deg
peri 195.336425817306 0.00010347 deg
M 279.2351298064454 2.623e-05 deg
tp 2459294.421444559262
(2021-Mar-20.92144456)
9.578e-05 TDB
period 1310.120598073821
3.59
1.1416e-05
3.126e-08
d
yr
n .2747838638132115 2.3945e-09 deg/d
Q 2.8000887369298 1.6267e-08 au
  Orbit Determination Parameters
   # obs. used (total)      135  
   data-arc span      9104 days (24.93 yr)  
   first obs. used      1995-11-17  
   last obs. used      2020-10-20  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53629  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 09:38:33  

Additional Information
 Earth MOID = .902297 au 
 Jupiter MOID = 2.45478 au 
 T_jup = 3.532 
[ 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 17.6   n/a MPO437696  

437400 (2013 WN66)          Discovered 1995-Nov-17 by Spacewatch at Kitt Peak
Reference: Last Updated: 2015-06-04

Alternate Designations
 2013 WN66 = 1995 WJ38 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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