Skip Page Navigation
NASA JPL Caltech
NASA Logo - Jet Propulsion Laboratory + View the NASA Portal
+ Center for Near-Earth Object Studies
JPL Home Earth Solar System Stars & Galaxies Technology
JPL Solar System Dynamics
BODIES ORBITS EPHEMERIDES TOOLS PHYSICAL DATA DISCOVERY FAQ SITE MAP
JPL Small-Body Database Browser
Search: [ help ]  
19P/Borrelly
Classification: Jupiter-family Comet          SPK-ID: 1000005
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
:
Orbital Elements at Epoch 2455718.5 (2011-Jun-06.0) TDB
Reference: JPL K223/3 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .6251957860786971 1.3799e-07  
a 3.605503946735094 1.7474e-07 au
q 1.351358072546202 5.3353e-07 au
i 30.35580661444427 8.3118e-06 deg
node 75.3956120086915 4.932e-05 deg
peri 353.3615528833884 5.4093e-05 deg
M 150.8934069706667 1.424e-05 deg
tp 2454670.369995739122
(2008-Jul-22.86999574)
0.00010385 TDB
period 2500.618211949231
6.85
0.00018178
4.977e-07
d
yr
n .1439643997951131 1.0466e-08 deg/d
Q 5.859649820923985 2.8398e-07 au

Additional Model Parameters
 Parameter Value Uncertainty (1-sigma) 
A1 [EST] 1.589012864690196E-9 8.173E-11
A2 [EST] -3.802747201726071E-10 2.074E-12
  Orbit Determination Parameters
   # obs. used (total)      1133  
   data-arc span      5084 days (13.92 yr)  
   first obs. used      2007-08-19  
   last obs. used      2021-07-20  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .73576  
   source      ORB  
   producer      Davide Farnocchia  
   solution date      2021-Jul-27 08:35:07  

Additional Information
 Earth MOID = .367092 au 
 Jupiter MOID = .453504 au 
 T_jup = 2.564 
[ 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 8.5   1. K223/3 2 parameter fit from 182 observations, autocmod 2.9c
comet total magnitude slope K1 18.   n/a K223/3 autocmod 2.9c
comet nuclear magnitude M2 13.9   01. K223/3 from 867 observations, autocmod 2.9c
comet nuclear magnitude slope K2 5.   n/a K223/3 autocmod 2.9c
comet nuclear phase coefficient PC 0.03   n/a K223/3 autocmod 2.9c
diameter diameter 4.8 km n/a Lamy,P.L.,Toth,I.,Fernandez,Y.R.,Weaver,H.A. (to be published)  
geometric albedo albedo 0.022   0.003 Earth, Moon, and Planets, v. 89, Issue 1, p. 117-134 (2002)  

19P/Borrelly          Discovered 1904-Dec-28 by Borrelly 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 
 1994.9       1994 XXX   1994l 
 1988.0       1987 XXXIII   1987p 
 1981.2       1981 IV   1980i 
 1974.3       1974 VII   1973m 
 1967.5       1967 VIII   1967m 
 1960.6       1960 V   1960k 
 1953.8       1953 IV   1954b 
 1933.2       1932 IV   1932i 
 1926.4       1925 VIII   1925f 
 1919.6       1918 IV   1918c 
 1912.7   19P/1911 S1   1911 VIII   1911e 
 1905.9   19P/1904 Y2   1905 II   1904e 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2021-Aug-02 04:05 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin