Code: Select all
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Ephemeris / WWW_USER Mon Apr 13 02:42:28 2009 Pasadena, USA / Horizons
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Target body name: Yi-SWAN (C/2009 F6) {source: JPL#3}
Center body name: Sun (10) {source: DE405}
Center-site name: BODY CENTER
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Start time : A.D. 2007-Jan-01 00:00:00.0000 CT
Stop time : A.D. 2009-Jan-01 00:00:00.0000 CT
Step-size : 10080 minutes
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Center geodetic : .000000000,.000000000,.00000000 {E-lon(deg),Lat(deg),Alt(km)}
Center cylindric: .000000000,.000000000,.00000000 {E-lon(deg),Dxy(km),Dz(km)}
Center radii : 696000.0 x 696000.0 x 696000.0 k{Equator, meridian, pole}
System GM : 2.9591220828559093E-04 AU^3/d^2
Small perturbers: Ceres, Pallas, Vesta {source: SB405-CPV-2}
Small body GMs : 6.32E+01, 1.43E+01, 1.78E+01 km^3/s^2
Output units : AU-D, deg, Julian day number (Tp)
Output format : 10
Reference frame : ICRF/J2000.0
Output type : GEOMETRIC osculating elements
Coordinate systm: Ecliptic and Mean Equinox of Reference Epoch
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Initial FK5/J2000.0 heliocentric ecliptic TWO-BODY elements (AU, DAYS, DEG):
EPOCH= 2454929.5 != 2009-Apr-08.0000000 (CT) Residual RMS= .5342
EC= .9999999999999984 QR= 1.27426170774446 TP= 2454958.952419929
OM= 278.7038283722893 W= 129.799892702397 IN= 85.748542638418
Comet physical & dynamic parameters (KM, SEC; A1,A2,A3=AU/d^2; DT=days):
GM= n.a. RAD= n.a. A1= n.a.
A2= n.a. A3= n.a. DT= n.a.
M1= 10.2 M2= n.a. k1= 10.
k2= n.a. PHCOF= n.a.