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JPL Small-Body Database Browser
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185419 (2006 WU185)
Classification: Main-belt Asteroid          SPK-ID: 2185419
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 .1082420416783142 5.3243e-08  
a 2.594769312985713 2.1946e-08 au
q 2.313906184863903 1.3618e-07 au
i 7.640665410578221 5.3407e-06 deg
node 102.6924799078758 4.3037e-05 deg
peri 356.4933955386829 5.4168e-05 deg
M 37.81102404368252 3.163e-05 deg
tp 2458840.152388422797
(2019-Dec-22.65238842)
0.00013364 TDB
period 1526.674868712996
4.18
1.9368e-05
5.303e-08
d
yr
n .2358065933865041 2.9915e-09 deg/d
Q 2.875632441107524 2.4321e-08 au
  Orbit Determination Parameters
   # obs. used (total)      317  
   data-arc span      6292 days (17.23 yr)  
   first obs. used      2002-11-11  
   last obs. used      2020-02-02  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .59681  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-24 20:04:45  

Additional Information
 Earth MOID = 1.33083 au 
 Jupiter MOID = 2.26071 au 
 T_jup = 3.397 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457095.5 (2015-Mar-14.0) TDB
Reference: JPL 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1069302915713512 5.3845e-08  
q 2.317173612058488 1.3764e-07 au
tp 2457315.394446502739
(2015-Oct-19.89444650)
0.00013192 TDB
node 102.7689374728564 4.3038e-05 deg
peri 356.9181608171482 5.4353e-05 deg
i 7.640444840007871 5.3423e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      317  
   data-arc span      6292 days (17.23 yr)  
   first obs. used      2002-11-11  
   last obs. used      2020-02-02  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .59681  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-24 20:04:45  

Additional Information
 Jupiter MOID = 2.26071 au 
 T_jup = 3.397 
Orbit Covariance (6×6)
  e q tp node peri i
e 2.899247283892604E-15 -7.338167089069484E-15 3.86310905152309E-12 9.750002324716379E-15 1.026084589206009E-12 6.53923552943838E-15
q -7.338167089069484E-15 1.894471358990803E-14 -9.793883723111152E-12 -2.70378945108107E-14 -2.605888104947896E-12 -1.605289404173713E-14
tp 3.86310905152309E-12 -9.793883723111152E-12 1.74021490429653E-8 5.021163834734994E-12 4.415944512032336E-9 1.940108174690806E-11
node 9.750002324716379E-15 -2.70378945108107E-14 5.021163834734994E-12 1.852253630860214E-9 -1.8338780772646E-9 8.093863307910718E-11
peri 1.026084589206009E-12 -2.605888104947896E-12 4.415944512032336E-9 -1.8338780772646E-9 2.954238264624024E-9 -7.524556421383783E-11
i 6.53923552943838E-15 -1.605289404173713E-14 1.940108174690806E-11 8.093863307910718E-11 -7.524556421383783E-11 2.854020642323846E-11

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

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 16.4   n/a MPO418001  

185419 (2006 WU185)          Discovered 2006-Nov-17 by NEAT at Palomar
Reference: 20080420/Numbers.arcLast Updated: 2008-04-23
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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