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 ]  
D/1993 F2-H (Shoemaker-Levy 9)
Classification: Jupiter-family Comet          SPK-ID: 1000188
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Close-Approach Data ]

[ hide orbit diagram ]

For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


[ revert to old Java-based viewer ]

Orbital Elements at Epoch 2449480.5 (1994-May-08.0) TDB
Reference: JPL H43 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2117793239102651 4.0754e-06  
a 6.825465949228127 3.6527e-05 au
q 5.379973385128058 3.2125e-06 au
i 5.912868375664429 3.5307e-05 deg
node 220.7283092701876 7.933e-05 deg
peri 354.9484286592523 0.0010813 deg
M 2.316747000442115 0.00070361 deg
tp 2449438.584660118579
(1994-Mar-27.08466012)
0.012421 TDB
period 6513.237032110955
17.83
0.052283
0.0001431
d
yr
n .05527205569598673 4.4368e-07 deg/d
Q 8.270958513328196 4.4262e-05 au
  Orbit Determination Parameters
   planetary ephem.      DE403  
   source      ORB  

Additional Information
 Earth MOID = 4.37354 au 
 Jupiter MOID = .00504735 au 
 T_jup = 2.989 
 not valid before 1992-Jul-15.00000000 
 not valid after 1994-Jul-18.81388888 
 Valid 1992-Jul-15_00:00 to 1994-Jul-18_19:32 UTC ERT 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Close-Approach Data ]

no physical parameters available

[ hide close-approach data ]
Close-Approach Data   ...sorted by Date/Time (TDB)
Date/Time (TDB) Time Uncertainty
(days_HH:MM)
Body Nominal Distance (au) Minimum Distance (au) Maximum Distance (au) V-relative (km/s) V-infinity (km/s) JD (TDB) Time Uncertainty (minutes) Semi-major axis (km) Semi-minor axis (km) range-LOV angle (deg) N-sigma BP Orbit Ref. Reference Modified
1994-Jul-18 19:08 < 00:01 Jupiter 0.000234509948733021 0.000234294669212277 0.000234725228484447 84.965558160402 n/a 2449552.297807530 0.115687504057842 10.7414190389814 0.746210099673587 -1.96626303111991 0 F H43 CATAB v2.0c-linF95 2009-Oct-14 17:20:49 2009-Oct-14 17:20

Alternate Designations
 Perihelion 
Year
(est.)
 New-Style 
Desig
Roman
 Numeral 
Year/
 Letter 
 1994.2   D/1993 F2-H       
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Close-Approach Data ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2020-Nov-25 00:26 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin