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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 2457164.5 (2015-May-22.0) TDB
Reference: JPL K144/5 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .556161638830128 9.3752e-08  
a 4.508112756222147 3.0855e-07 AU
q 2.000873377690632 3.588e-07 AU
i 9.969769463294458 6.0589e-06 deg
node 57.82874492793006 5.6389e-05 deg
peri 53.32097476522794 7.3647e-05 deg
M 22.29167703383342 1.4632e-05 deg
tp 2456948.013497862850
(2014-Oct-17.51349786)
0.0001328 JED
period 3496.15422164457
9.57
0.00035893
9.827e-07
d
yr
n .1029702859705823 1.0571e-08 deg/d
Q 7.015352134753662 4.8015e-07 AU

Additional Model Parameters
 Parameter Value Uncertainty (1-sigma) 
A1 [EST] -3.674472631690815E-9 1.727E-10
A2 [EST] -7.738635307679743E-10 6.763E-12
A3 [EST] 1.948108785190854E-10 8.072E-11
  Orbit Determination Parameters
   # obs. used (total)      3140  
   data-arc span      7223 days (19.78 yr)  
   first obs. used      1995-08-01  
   last obs. used      2015-05-11  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .69031  
   data source      ORB  
   producer      Ryan S. Park  
   solution date      2015-May-12 21:42:42  

Additional Information
 Earth MOID = 1.03435 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. K144/5 2 parameter fit from 569 observations, autocmod 2.6
comet total magnitude slope K1 8.   n/a K144/5 autocmod 2.6
comet nuclear magnitude M2 13.4 mag 0.6 K144/5 from 2261 observations, autocmod 2.6
comet nuclear magnitude slope K2 5.   n/a K144/5 autocmod 2.6
comet nuclear phase coefficient PC 0.03   n/a K144/5 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 
 1966.9       1969 VIII   1968g 
 1957.4       1961 III   1960f 
 1947.8       1944 II   1951h 
 1938.2   32P/1935 P1   1935 IV   1935c 
 1928.6   32P/1926 V1   1927 III   1926f 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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