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
IMPORTANT: The SSD Announcement email list is now available. Major changes are coming in the near future, including possible hostname and/or URL changes. To be notified of such changes, subscribe to this email list.

Please visit this page for more details.


JPL Small-Body Database Browser
Search: [ help ]  
276P/Vorobjov (2012 T7)
Classification: Jupiter-family Comet          SPK-ID: 1003214
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | 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 2456556.5 (2013-Sep-21.0) TDB
Reference: JPL 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2760375119301039 6.5723e-07  
a 5.417464393575484 8.2147e-07 au
q 3.922041001402978 3.9487e-06 au
i 14.39543429723916 8.1669e-05 deg
node 214.011390765833 0.00012222 deg
peri 205.8040929665742 0.00014536 deg
M 19.50693099600418 5.1008e-05 deg
tp 2456306.937704201135
(2013-Jan-14.43770420)
0.00061827 TDB
period 4605.666904035023
12.61
0.0010476
2.868e-06
d
yr
n .07816457583691175 1.7779e-08 deg/d
Q 6.91288778574799 1.0482e-06 au
  Orbit Determination Parameters
   # obs. used (total)      185  
   data-arc span      6759 days (18.51 yr)  
   first obs. used      2000-12-19  
   last obs. used      2019-06-22  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .4093  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Aug-30 07:16:14  

Additional Information
 Earth MOID = 2.94118 au 
 Jupiter MOID = .900397 au 
 T_jup = 2.860 
[ 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 10.6   1. 18 from 119 observations, assumed slope, autocmod 2.8
comet total magnitude slope K1 10.   n/a 18 autocmod 2.8
comet nuclear magnitude M2 14.6   0.4 18 from 32 observations, autocmod 2.8
comet nuclear magnitude slope K2 5.   n/a 18 autocmod 2.8
comet nuclear phase coefficient PC 0.03   n/a 18 autocmod 2.8

[ show close-approach data ]
Alternate Designations
 Perihelion 
Year
(est.)
 New-Style 
Desig
Roman
 Numeral 
Year/
 Letter 
 2013.0   276P/2012 T7       
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2019-Oct-14 17:01 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin