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JPL Small-Body Database Browser
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P/2008 Y12 (SOHO)
Classification: Jupiter-family Comet* [NEO]          SPK-ID: 1003317
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2455476.5 (2010-Oct-07.0) TDB
Reference: JPL 4 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .9787495374822994 0.00031812  
a 3.078224129104039 3.2398e-05 au
q .06541368647660686 0.00097859 au
i 23.34562318136519 0.085504 deg
node 312.5525907382889 0.92087 deg
peri 146.614161143522 0.80906 deg
M 119.2654854953976 0.0036743 deg
tp 2454822.976718565609
(2008-Dec-22.47671857)
0.0099146 TDB
period 1972.644309786168
5.40
0.031143
8.526e-05
d
yr
n .1824961541287813 2.8812e-06 deg/d
Q 6.091034571731471 6.4108e-05 au
  Orbit Determination Parameters
   # obs. used (total)      76  
   data-arc span      1973 days (5.40 yr)  
   first obs. used      2008-12-21  
   last obs. used      2014-05-17  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      3  
   norm. resid. RMS      .19111  
   source      ORB  
   producer      Otto Matic  
   solution date      2014-Jun-18 15:56:28  

Additional Information
 Earth MOID = .0448321 au 
 T_jup = 1.980 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Close-Approach Data ]

no physical parameters available

[ show close-approach data ]
Alternate Designations
 Perihelion 
Year
(est.)
 New-Style 
Desig
Roman
 Numeral 
Year/
 Letter 
 2014.4   P/2014 K3       
 2009.0   P/2008 Y12       
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Close-Approach Data ]
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