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7P/Pons-Winnecke
Classification: Jupiter-family Comet [NEO]          SPK-ID: 1000069
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
:
Orbital Elements at Epoch 2453599.5 (2005-Aug-17.0) TDB
Reference: JPL 9 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .6345239307344905 5.4873e-08  
a 3.435281812466348 3.042e-08 au
q 1.255513293639496 1.9213e-07 au
i 22.30263406756432 9.4577e-06 deg
node 93.4232697884692 3.6819e-05 deg
peri 172.2612479999519 3.7239e-05 deg
M 184.0463822424439 6.518e-06 deg
tp 2454736.178595472122
(2008-Sep-26.67859547)		 4.7636e-05 TDB
period 2325.637287741367
6.37		 3.089e-05
8.457e-08		 d
yr
n .1547962796681971 2.0561e-09 deg/d
Q 5.6150503312932 4.9721e-08 au

Additional Model Parameters
 Parameter Value Uncertainty (1-sigma) 
A1 [EST] 6.465724991582124E-11 1.129E-12
A2 [EST] -1.82027310948468E-12 7.52E-13
A3 [EST] -1.273189130914683E-10 6.754E-12
DT [EST] 114.2128804769199 6.758
   Orbit Determination Parameters
   # obs. used (total)      706  
   data-arc span      36427 days (99.73 yr)  
   first obs. used      1921-04-28  
   last obs. used      2021-01-20  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .88023  
   source      ORB  
   producer      Javier Roa  
   solution date      2021-Feb-03 22:11:01  

Additional Information
 Earth MOID = .242018 au 
 Jupiter MOID = .276904 au 
 T_jup = 2.677 
[ hide covariance matrix ]
Orbit Covariance (10×10)
  e q tp node peri i A1 A2 A3 DT
e 3.0110877182213E-15 -1.052698022556476E-14 1.036443322782157E-13 -2.320192881998379E-14 1.873611196589228E-13 5.368389363288349E-16 2.517669629764508E-20 -2.645123941538453E-20 9.410034846685002E-20 1.091003756481322E-7
q -1.052698022556476E-14 3.691555732761925E-14 -8.940900628995322E-14 9.583983500969139E-14 -6.205961157939692E-13 6.214667077341075E-15 -9.544048315008448E-20 9.28848619892095E-20 -3.080803102585373E-19 -3.572422730341889E-7
tp 1.036443322782157E-13 -8.940900628995322E-14 2.26923436347642E-9 -8.964794237328143E-11 6.518130996921266E-10 1.340754461070672E-11 -3.144354470508419E-17 -8.037283788687122E-18 1.633327142304059E-16 .0001629389915799116
node -2.320192881998379E-14 9.583983500969139E-14 -8.964794237328143E-11 1.355644863932636E-9 -1.251038297635279E-9 1.066881576874961E-10 2.983655068230927E-18 3.840581375570336E-18 -1.337262569163891E-16 -3.623251930002518E-5
peri 1.873611196589228E-13 -6.205961157939692E-13 6.518130996921266E-10 -1.251038297635279E-9 1.386718623184847E-9 -8.831708773114748E-11 -1.173522502737433E-17 -8.311388828033485E-18 1.846166799980915E-16 9.65350402444855E-5
i 5.368389363288349E-16 6.214667077341075E-15 1.340754461070672E-11 1.066881576874961E-10 -8.831708773114748E-11 8.944775795715753E-11 -2.6824414850056E-19 6.912303840806485E-19 -1.39236766190544E-17 -3.600142591637995E-6
A1 2.517669629764508E-20 -9.544048315008448E-20 -3.144354470508419E-17 2.983655068230927E-18 -1.173522502737433E-17 -2.6824414850056E-19 1.275710213176906E-24 2.510165388231564E-27 -4.380328386710577E-24 -4.431385662342828E-12
A2 -2.645123941538453E-20 9.28848619892095E-20 -8.037283788687122E-18 3.840581375570336E-18 -8.311388828033485E-18 6.912303840806485E-19 2.510165388231564E-27 5.655553578119338E-25 -3.471931776507925E-24 -4.139304761920874E-12
A3 9.410034846685002E-20 -3.080803102585373E-19 1.633327142304059E-16 -1.337262569163891E-16 1.846166799980915E-16 -1.39236766190544E-17 -4.380328386710577E-24 -3.471931776507925E-24 4.561559938839548E-23 4.033007393721621E-11
DT 1.091003756481322E-7 -3.572422730341889E-7 .0001629389915799116 -3.623251930002518E-5 9.65350402444855E-5 -3.600142591637995E-6 -4.431385662342828E-12 -4.139304761920874E-12 4.033007393721621E-11 45.67205231635364

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

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
comet total magnitude M1 15.4   0.8 9 2 parameter fit from 295 observations, autocmod 2.8
comet total magnitude slope K1 5.75   n/a 9 autocmod 2.8
diameter diameter 5.2 km n/a Lamy,P.L.;Toth,I.;Fernandez,Y.R.;Weaver,H.A. (2004) Comets II, pp. 223-264  

7P/Pons-Winnecke          Discovered 1819-Jun-12 by Pons, Jean Louis at Marseilles, France
Reference: comet.disLast Updated: 2003-08-29

[ show close-approach data ]
Alternate Designations
 Perihelion 
Year (est.)		  New-Style 
Desig		 Roman
 Numeral 		 Year/
 Letter 
 1989.6       1989 VIII   1989g 
 1983.3       1983 IV   1983b 
 1976.9       1976 XIV   1976f 
 1970.5       1970 VIII   1970b 
 1964.2       1964 I   1964b 
 1951.4       1951 VI   1951c 
 1945.1       1945 IV   1945a 
 1938.7       1939 V   1939c 
 1932.3       1933 II   1933b 
 1926.0       1927 VII   1927c 
 1919.6       1921 III   1921b 
 1913.2       1915 III   1915b 
 1906.9       1909 II   1909d 
 1900.5       1898 II   1898a 
 1894.1       1892 IV   1892c 
 1887.8       1886 VI   1886d 
 1875.0       1875 I   1875b 
 1868.7   7P/1869 G1   1869 I   1869a 
 1855.9   7P/1858 E1   1858 II   
 1817.7   7P/1819 L1   1819 III   
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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