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 ]  
13197 Pontecorvo (1997 DC)
Classification: Main-belt Asteroid          SPK-ID: 2013197
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2457000.5 (2014-Dec-09.0) TDB
Reference: JPL 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1682088288119566 4.9236e-08  
a 2.390610943956585 1.2781e-08 AU
q 1.988489076928602 1.1953e-07 AU
i 2.541055799063896 5.0998e-06 deg
node 158.5153594150508 0.00011362 deg
peri 85.39514253390506 0.00011471 deg
M 233.7168662462465 1.6794e-05 deg
tp 2457474.092298787948
(2016-Mar-26.59229879)
6.4303e-05 JED
period 1350.087082065254
3.70
1.0827e-05
2.964e-08
d
yr
n .2666494663805695 2.1385e-09 deg/d
Q 2.792732810984568 1.4931e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      1229  
   data-arc span      8161 days (22.34 yr)  
   first obs. used      1993-01-22  
   last obs. used      2015-05-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .54219  
   data source      ORB  
   producer      Otto Matic  
   solution date      2015-Jun-04 16:17:07  

Additional Information
 Earth MOID = .978987 AU 
 T_jup = 3.512 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 14.3 mag n/a MPO337370  
rotation period rot_per 6.2366 h n/a LCDB (Rev. 2015-July); Warner et al., 2009 Result based on less than full coverage, so that the period may be wrong by 30 percent or so.
Published Reference List:
[Waszczak, A.; Chang, C.-K.; Ofeck, E.O.; Laher, F.; et al. (2015) Astron. J., in press.]

13197 Pontecorvo           Discovered 1997 Feb. 17 by V. S. Casulli at the Colleverde di Guidonia.
Bruno Pontecorvo (1913-1993) was a student of Enrico Fermi and the first to theorize the neutrino oscillation that produces three different particles.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20111210/MPCPages.arcLast Updated: 2011-12-12

Alternate Designations
 1997 DC = 1993 BC13 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2015-Sep-04 14:30 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin