Skip Page Navigation
NASA JPL Caltech
NASA Logo - Jet Propulsion Laboratory + View the NASA Portal
+ Near-Earth Object (NEO) Program
Search JPL
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 ]  
C/2013 R1 (Lovejoy)
Classification: Comet          SPK-ID: 1003274
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2456653.5 (2013-Dec-27.0) TDB
Reference: JPL 60 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .9984253554492685 5.229e-07  
a 515.5611509651782 0.17117 AU
q .8118255569361934 8.4415e-08 AU
i 64.04094730143122 1.5166e-05 deg
node 70.71117830691243 7.0721e-06 deg
peri 67.16643032866655 6.3119e-06 deg
M .0003592474821073499 1.7854e-07 deg
tp 2456649.233124845931
(2013-Dec-22.73312485)
7.4858e-06 JED
period 4275813.003487751
11706.54
2129.4
5.83
d
yr
n 8.419451451837357E-5 4.193e-08 deg/d
Q 1030.31047637342 0.34207 AU
  Orbit Determination Parameters
   # obs. used (total)      3742  
   data-arc span      372 days (1.02 yr)  
   first obs. used      2013-09-07  
   last obs. used      2014-09-14  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   fit RMS      .81616  
   data source      ORB  
   producer      Otto Matic  
   solution date      2014-Nov-10 12:40:12  

Additional Information
 Earth MOID = .146162 AU 
 T_jup = 0.499 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
comet total magnitude M1 11.5 mag 0.9 60 2 parameter fit from 463 observations, autocmod 2.6
comet total magnitude slope K1 9.   n/a 60 autocmod 2.6

[ 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
2013-Nov-19 17:42 < 00:01 Earth 0.396726099780685 0.396725760030962 0.396726439530403 46.7527983888238 46.7526547358435 2456616.237828114 0.0062090480614666 16.9883995525066 10.1026709880555 -10.2096630265121 3494141.45375871 T 60 CATAB v2.0c-linF95 2014-Nov-10 12:40:20 2014-Nov-10 12:40

Alternate Designations
 Perihelion 
Year
(est.)
 New-Style 
Desig
Roman
 Numeral 
Year/
 Letter 
 2014.0   C/2013 R1       
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Close-Approach Data ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2014-Dec-22 04:13 UT
(server date/time)  
NASA Home Page
Site Manager:   Donald K. Yeomans
Webmaster  Alan B. Chamberlin