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4P/Faye
Classification: Jupiter-family Comet          SPK-ID: 1000026
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
:
Orbital Elements at Epoch 2457262.5 (2015-Aug-28.0) TDB
Reference: JPL K144/7 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .5696175496849397 1.2446e-07  
a 3.83815915788662 3.5139e-07 au
q 1.651876343070432 3.6936e-07 au
i 9.070294510274881 1.2255e-05 deg
node 199.143982411512 0.00010316 deg
peri 205.1258177176394 0.00013687 deg
M 59.65629669645756 2.6591e-05 deg
tp 2456807.368718633134
(2014-May-29.86871863)		 0.00017855 TDB
period 2746.520826221536
7.52		 0.00037717
1.033e-06		 d
yr
n .1310749208828181 1.8e-08 deg/d
Q 6.024441972702809 5.5155e-07 au

Additional Model Parameters
 Parameter Value Uncertainty (1-sigma) 
A1 [EST] 3.827616356938363E-9 8.471E-11
A2 [EST] 6.623304467699322E-10 1.141E-11
A3 [EST] -1.612481419404149E-9 7.447E-11
DT [EST] -112.8808026867707 3.601
   Orbit Determination Parameters
   # obs. used (total)      4460  
   data-arc span      6226 days (17.05 yr)  
   first obs. used      1998-05-24  
   last obs. used      2015-06-10  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   norm. resid. RMS      .58816  
   source      ORB  
   producer      Ryan S. Park  
   solution date      2015-Aug-18 22:07:07  

Additional Information
 Earth MOID = .665731 au 
 T_jup = 2.750 
[ show covariance matrix ]

[ 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 10.9   1. K144/7 2 parameter fit from 756 observations, autocmod 2.6
comet total magnitude slope K1 10.   n/a K144/7 autocmod 2.6
comet nuclear magnitude M2 13.3   0.7 K144/7 from 3373 observations, autocmod 2.6
comet nuclear magnitude slope K2 5.   n/a K144/7 autocmod 2.6
comet nuclear phase coefficient PC 0.03   n/a K144/7 autocmod 2.6
diameter diameter 3.54 km n/a Lamy,P.L.;Toth,I.;Fernandez,Y.R.;Weaver,H.A. (2004) Comets II, pp. 223-264  

4P/Faye          Discovered 1843-Nov-23 by Faye, Herve at Paris, France
Reference: comet.disLast Updated: 2003-08-29

[ show close-approach data ]
Alternate Designations
 Perihelion 
Year (est.)		  New-Style 
Desig		 Roman
 Numeral 		 Year/
 Letter 
 1991.8       1991 XXI   1991n 
 1984.3       1984 XI   1984h 
 1976.8       1977 IV   1976i 
 1969.3       1969 VI   1969a 
 1961.8       1962 VII   1961c 
 1954.3       1955 II   1954e 
 1946.7       1947 IX   1947f 
 1939.2       1940 II   1939m 
 1931.7       1932 IX   1932l 
 1924.2       1925 V   1925h 
 1909.1       1910 V   1910e 
 1894.1       1896 II   1895b 
 1886.6       1888 IV   1888d 
 1879.1       1881 I   1880c 
 1871.5       1873 III   1873f 
 1864.0       1866 II   
 1856.5       1858 V   
 1849.0   4P/1850 W1   1851 I   
 1841.5   4P/1843 W1   1843 III   
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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