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P/2010 B2 (WISE)
Classification: Encke-type Comet          SPK-ID: 1003060
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]

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For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


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Orbital Elements at Epoch 2455300.5 (2010-Apr-14.0) TDB
Reference: JPL 9 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .4802949953218025 5.1959e-06  
a 3.110275873035253 2.331e-06 au
q 1.616425937146271 1.7302e-05 au
i 8.931571032573951 0.00014381 deg
node .8734391874194573 0.00042357 deg
peri 156.0406007770194 0.00087082 deg
M 20.32179977094838 0.00016592 deg
tp 2455187.401599926046
(2009-Dec-21.90159993)
0.00085834 TDB
period 2003.534356481031
5.49
0.0022523
6.166e-06
d
yr
n .1796824690504918 2.02e-07 deg/d
Q 4.604125808924235 3.4506e-06 au
  Orbit Determination Parameters
   # obs. used (total)      52  
   data-arc span      1958 days (5.36 yr)  
   first obs. used      2010-01-22  
   last obs. used      2015-06-03  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      2  
   norm. resid. RMS      .49697  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Aug-24 11:20:53  

Additional Information
 Earth MOID = .63003 au 
 Jupiter MOID = .422103 au 
 T_jup = 3.013 
[ show covariance matrix ]

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

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
comet total magnitude M1 16.9   0.4 9 2 parameter fit from 16 observations, autocmod 2.8
comet total magnitude slope K1 12.   n/a 9 autocmod 2.8
comet nuclear magnitude M2 19.1   0.5 9 from 11 observations, autocmod 2.8
comet nuclear magnitude slope K2 5.   n/a 9 autocmod 2.8
comet nuclear phase coefficient PC 0.03   n/a 9 autocmod 2.8

[ show close-approach data ]
Alternate Designations
 Perihelion 
Year
(est.)
 New-Style 
Desig
Roman
 Numeral 
Year/
 Letter 
 2010.0   P/2010 B2       
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]
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