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 ]  
78661 Castelfranco (2002 TW85)
Classification: Main-belt Asteroid          SPK-ID: 2078661
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 24 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .034340506483956 4.5025e-08  
a 2.334597628867666 8.9895e-09 au
q 2.254426363856108 1.0505e-07 au
i 2.638302908643775 3.7338e-06 deg
node 274.0741417776845 0.00010327 deg
peri 284.4327341310709 0.00011795 deg
M 154.4318868770143 5.9155e-05 deg
tp 2458441.578309403028
(2018-Nov-19.07830940)
0.00021312 TDB
period 1302.916209106154
3.57
7.5254e-06
2.06e-08
d
yr
n .2763032630064312 1.5959e-09 deg/d
Q 2.414768893879224 9.2982e-09 au
  Orbit Determination Parameters
   # obs. used (total)      862  
   data-arc span      8608 days (23.57 yr)  
   first obs. used      1997-04-02  
   last obs. used      2020-10-26  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .52424  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 21:26:02  

Additional Information
 Earth MOID = 1.25252 au 
 Jupiter MOID = 2.5511 au 
 T_jup = 3.566 
[ show covariance matrix ]

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

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 15.8   n/a MPO436332  

78661 Castelfranco           Discovered 2002 Oct. 2 by CINEOS at Campo Imperatore.
Castelfranco Veneto, a town in the Venetian plain, is famous as the home of Giorgione, a painter of the Venetian School. The twelfth-century castle is still well preserved.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20080618/MPCPages.arcLast Updated: 2008-06-20

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2020-Dec-04 23:31 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin