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187429 (2005 WH11)
Classification: Main-belt Asteroid          SPK-ID: 2187429
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1358866490884128 3.6675e-08  
a 3.083491960887943 2.5314e-08 au
q 2.664486570831821 1.1396e-07 au
i 1.945836614366952 4.2928e-06 deg
node 81.45004118530062 0.00015331 deg
peri 185.5576928311942 0.00015497 deg
M 63.47899634530387 2.0605e-05 deg
tp 2458851.769278407708
(2020-Jan-03.26927841)
0.00011396 TDB
period 1977.710219145781
5.41
2.4354e-05
6.668e-08
d
yr
n .1820286898024385 2.2415e-09 deg/d
Q 3.502497350944064 2.8753e-08 au
  Orbit Determination Parameters
   # obs. used (total)      306  
   data-arc span      9472 days (25.93 yr)  
   first obs. used      1994-11-05  
   last obs. used      2020-10-11  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .58336  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 07:51:02  

Additional Information
 Earth MOID = 1.64677 au 
 Jupiter MOID = 1.58011 au 
 T_jup = 3.212 
[ 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 15.86   n/a E2021B55  

187429 (2005 WH11)          Discovered 2005-Nov-22 by Spacewatch at Kitt Peak
Reference: 20080520/Numbers.arcLast Updated: 2008-05-22

[ show close-approach data ]
Alternate Designations
 2005 WH11 = 2004 TL368 = 2008 FH51 = 2008 GO112 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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