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32P/Comas Sola
Classification: Jupiter-family Comet          SPK-ID: 1000015
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
:
Orbital Elements at Epoch 2457262.5 (2015-Aug-28.0) TDB
Reference: JPL K144/6 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .5560422729746218 9.4972e-08  
a 4.506309665622958 2.9851e-07 AU
q 2.00061099642246 3.6114e-07 AU
i 9.970681796114231 6.0134e-06 deg
node 57.8241327401385 5.5841e-05 deg
peri 53.30412527572365 7.2094e-05 deg
M 32.40775222084641 1.4444e-05 deg
tp 2456947.959636491057
(2014-Oct-17.45963649)
0.00012881 JED
period 3494.056918590637
9.57
0.00034718
9.505e-07
d
yr
n .1030320937488361 1.0238e-08 deg/d
Q 7.012008334823454 4.6449e-07 AU

Additional Model Parameters
 Parameter Value Uncertainty (1-sigma) 
A1 [EST] -3.712661412351704E-9 1.686E-10
A2 [EST] -7.783010617193552E-10 6.687E-12
A3 [EST] 2.938605450143656E-10 7.969E-11
  Orbit Determination Parameters
   # obs. used (total)      3235  
   data-arc span      7285 days (19.95 yr)  
   first obs. used      1995-08-01  
   last obs. used      2015-07-12  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .6975  
   data source      ORB  
   producer      Ryan S. Park  
   solution date      2015-Aug-18 22:03:33  

Additional Information
 Earth MOID = 1.03671 AU 
 T_jup = 2.678 
[ show covariance matrix ]

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

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
comet total magnitude M1 11.4 mag 1. K144/6 2 parameter fit from 585 observations, autocmod 2.6
comet total magnitude slope K1 8.   n/a K144/6 autocmod 2.6
comet nuclear magnitude M2 13.4 mag 0.7 K144/6 from 2340 observations, autocmod 2.6
comet nuclear magnitude slope K2 5.   n/a K144/6 autocmod 2.6
comet nuclear phase coefficient PC 0.03   n/a K144/6 autocmod 2.6
diameter diameter 8.4 km n/a Scotti,J (1994) BAAS 26:1375  

32P/Comas Sola          Discovered 1926-Nov-06 by Comas Sola, Josep at Fabra Observatory, Spain
discovered on plate/photo taken on discovery date
Reference: comet.disLast Updated: 2003-08-29

[ show close-approach data ]
Alternate Designations
 Perihelion 
Year
(est.)
 New-Style 
Desig
Roman
 Numeral 
Year/
 Letter 
 1986.1       1987 XVIII   1986j 
 1976.5       1978 XVII   1977n 
 1967.0       1969 VIII   1968g 
 1957.4       1961 III   1960f 
 1947.8       1944 II   1951h 
 1938.3   32P/1935 P1   1935 IV   1935c 
 1928.7   32P/1926 V1   1927 III   1926f 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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