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190185 (2005 WO30)
Classification: Main-belt Asteroid          SPK-ID: 2190185
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 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2111185749301221 3.7348e-08  
a 2.422415474973711 1.4262e-08 au
q 1.910998572008586 9.4382e-08 au
i 4.003106140453852 4.6226e-06 deg
node 281.6945638972859 6.5905e-05 deg
peri 19.55356625786993 6.7043e-05 deg
M 107.5171299644612 1.3259e-05 deg
tp 2458789.211527542087
(2019-Nov-01.71152754)
4.9811e-05 TDB
period 1377.118698516133
3.77
1.2162e-05
3.33e-08
d
yr
n .2614153742795777 2.3086e-09 deg/d
Q 2.933832377938835 1.7273e-08 au
  Orbit Determination Parameters
   # obs. used (total)      383  
   data-arc span      7005 days (19.18 yr)  
   first obs. used      2001-11-12  
   last obs. used      2021-01-16  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .57792  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 22:06:34  

Additional Information
 Earth MOID = .894024 au 
 Jupiter MOID = 2.29695 au 
 T_jup = 3.479 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457651.5 (2016-Sep-20.0) TDB
Reference: JPL 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2111172255401302 3.7234e-08  
q 1.911154047185326 9.4181e-08 au
tp 2457412.996921705662
(2016-Jan-25.49692171)
4.8873e-05 TDB
node 281.7114152678836 6.5959e-05 deg
peri 19.7281404566037 6.7104e-05 deg
i 4.001171373388598 4.6213e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      383  
   data-arc span      7005 days (19.18 yr)  
   first obs. used      2001-11-12  
   last obs. used      2021-01-16  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .57792  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 22:06:34  

Additional Information
 Jupiter MOID = 2.29695 au 
 T_jup = 3.479 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.386365581758377E-15 -3.48355041536818E-15 -4.666596696327485E-13 -4.683722382825348E-15 -8.520831308122366E-14 -5.61422464237217E-16
q -3.48355041536818E-15 8.869988625933021E-15 1.111105086299479E-12 1.046701602192193E-14 2.038809720629067E-13 1.592603647802286E-15
tp -4.666596696327485E-13 1.111105086299479E-12 2.388558760711411E-9 9.499689275331062E-12 6.221744112921754E-10 1.163691345058345E-12
node -4.683722382825348E-15 1.046701602192193E-14 9.499689275331062E-12 4.350608904411878E-9 -4.33764836874499E-9 -9.513587341366644E-11
peri -8.520831308122366E-14 2.038809720629067E-13 6.221744112921754E-10 -4.33764836874499E-9 4.502943906819526E-9 9.520615536002313E-11
i -5.61422464237217E-16 1.592603647802286E-15 1.163691345058345E-12 -9.513587341366644E-11 9.520615536002313E-11 2.13567908706098E-11

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 16.76   n/a MPCxxxxx  

190185 (2005 WO30)          Discovered 2005-Nov-21 by Spacewatch at Kitt Peak
Reference: 20080819/Numbers.arcLast Updated: 2008-08-25

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