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

Significant website upgrade scheduled for September 27. More details available here.

JPL Small-Body Database Browser
Search: [ help ]  
C/2014 L5 (Lemmon)
Classification: Hyperbolic Comet          SPK-ID: 1003320
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters ]

[ show orbit diagram ]
Orbital Elements at Epoch 2456905.5 (2014-Sep-05.0) TDB
Reference: JPL 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e 1.002643158276895 3.7848e-05  
a -2346.877571743907 33.593 au
q 6.203168878614375 3.2205e-05 au
i 122.8051339962255 0.00011222 deg
node 35.68347220214331 0.00010729 deg
peri 45.61120967844888 0.0007378 deg
M -.0007141397800444495 1.5316e-05 deg
tp 2456987.878675201856
(2014-Nov-26.37867520)
0.0083057 TDB
period n/a
n/a
n/a
n/a
d
yr
n 8.668988403789722E-6 1.8613e-07 deg/d
Q n/a n/a au
  Orbit Determination Parameters
   # obs. used (total)      75  
   data-arc span      702 days (1.92 yr)  
   first obs. used      2013-10-12  
   last obs. used      2015-09-14  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   norm. resid. RMS      .60401  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-15 23:32:55  

Additional Information
 Earth MOID = 5.39987 au 
 Jupiter MOID = 2.11872 au 
 T_jup = -1.670 
[ hide covariance matrix ]
Orbit Covariance (6×6)
  e q tp node peri i
e 1.432436141351978E-9 1.169472643658765E-9 -7.492943166532345E-8 4.131299999661335E-10 -6.017484447482727E-9 -9.237578708049382E-10
q 1.169472643658765E-9 1.037151662117486E-9 -8.214356193206916E-8 3.104952220184043E-10 -6.881837445552E-9 -8.528377751876713E-10
tp -7.492943166532345E-8 -8.214356193206916E-8 6.898433784015241E-5 1.8525981723372E-7 6.10243036506161E-6 2.454634848497039E-7
node 4.131299999661335E-10 3.104952220184043E-10 1.8525981723372E-7 1.151175657968733E-8 2.24055503355787E-8 1.012998207693423E-8
peri -6.017484447482727E-9 -6.881837445552E-9 6.10243036506161E-6 2.24055503355787E-8 5.443554309410037E-7 2.676608034402343E-8
i -9.237578708049382E-10 -8.528377751876713E-10 2.454634848497039E-7 1.012998207693423E-8 2.676608034402343E-8 1.259222237508292E-8

Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
comet total magnitude M1 6.9   0.6 18 from 48 observations, assumed slope, autocmod 2.9c
comet total magnitude slope K1 11.5   n/a 18 autocmod 2.9c
comet nuclear magnitude M2 12.7   0.4 18 from 20 observations, autocmod 2.9c
comet nuclear magnitude slope K2 5.   n/a 18 autocmod 2.9c
comet nuclear phase coefficient PC 0.03   n/a 18 autocmod 2.9c
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2021-Sep-25 11:09 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin