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 ]  
C/2015 M3 (PANSTARRS)
Classification: Comet          SPK-ID: 1003401
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters ]

[ show orbit diagram ]
Orbital Elements at Epoch 2457268.5 (2015-Sep-03.0) TDB
Reference: JPL 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .9732786764494948 2.387e-05  
a 132.9430621164495 0.11918 au
q 3.552414576608553 1.3873e-05 au
i 65.95107244913139 6.0952e-05 deg
node 143.092839014095 6.5351e-05 deg
peri 123.7625607698599 0.00050729 deg
M .004994677016395528 7.7583e-06 deg
tp 2457260.732131724713
(2015-Aug-26.23213172)
0.0028255 TDB
period 559882.56496341
1532.87
752.9
2.061
d
yr
n .0006429919817623309 8.6466e-07 deg/d
Q 262.3337096562905 0.23518 au
  Orbit Determination Parameters
   # obs. used (total)      150  
   data-arc span      488 days (1.34 yr)  
   first obs. used      2015-06-29  
   last obs. used      2016-10-29  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   norm. resid. RMS      .5155  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-May-15 08:29:49  

Additional Information
 Earth MOID = 2.85985 au 
 Jupiter MOID = .388487 au 
 T_jup = 0.985 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
comet total magnitude M1 11.5   0.6 13 from 125 observations, assumed slope, autocmod 2.6q
comet total magnitude slope K1 10.   n/a 13 autocmod 2.6q
comet nuclear magnitude M2 14.6   0.2 13 from 13 observations, autocmod 2.6q
comet nuclear magnitude slope K2 5.   n/a 13 autocmod 2.6q
comet nuclear phase coefficient PC 0.03   n/a 13 autocmod 2.6q

Alternate Designations
 Perihelion 
Year
(est.)
 New-Style 
Desig
Roman
 Numeral 
Year/
 Letter 
 2015.6   C/2015 M3       
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2021-Apr-16 00:59 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin