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 ]  
P/2009 T2 (La Sagra)
Classification: Jupiter-family Comet          SPK-ID: 1003042
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2455153.5 (2009-Nov-18.0) TDB
Reference: JPL 30 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .7689905856432068 4.5774e-06  
a 7.596008834079335 0.00015816 au
q 1.754749552209695 2.5424e-06 au
i 28.10638609176597 6.1304e-05 deg
node 215.9856324474208 1.5577e-05 deg
peri 215.4709136579588 0.00016153 deg
M 357.3710455410647 8.1496e-05 deg
tp 2455209.341513511434
(2010-Jan-12.84151351)
0.00025851 TDB
period 7646.745190199385
20.94
0.23883
0.0006539
d
yr
n .04707885394970421 1.4704e-06 deg/d
Q 13.43726811594898 0.00027979 au
  Orbit Determination Parameters
   # obs. used (total)      882  
   data-arc span      182 days  
   first obs. used      2009-09-18  
   last obs. used      2010-03-19  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      3  
   norm. resid. RMS      .44584  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-15 23:31:35  

Additional Information
 Earth MOID = .821611 au 
 Jupiter MOID = .976232 au 
 T_jup = 2.048 
[ show covariance matrix ]

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

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
comet total magnitude M1 13.8   0.5 30 2 parameter fit from 175 observations, autocmod 2.9c
comet total magnitude slope K1 10.5   n/a 30 autocmod 2.9c
comet nuclear magnitude M2 15.8   0.6 30 from 665 observations, autocmod 2.9c
comet nuclear magnitude slope K2 5.   n/a 30 autocmod 2.9c
comet nuclear phase coefficient PC 0.03   n/a 30 autocmod 2.9c

[ show close-approach data ]
Alternate Designations
 Perihelion 
Year
(est.)
 New-Style 
Desig
Roman
 Numeral 
Year/
 Letter 
 2010.0   P/2009 T2       
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2021-Sep-18 20:29 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin