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 ]  
12306 Pebronstein (1991 TM14)
Classification: Main-belt Asteroid          SPK-ID: 2012306
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2457000.5 (2014-Dec-09.0) TDB
Reference: JPL 7 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1221526592326421 6.5439e-08  
a 2.445067288341649 1.6431e-08 AU
q 2.146395817067971 1.5775e-07 AU
i 3.711251771378292 5.1239e-06 deg
node 119.7301873611377 9.9262e-05 deg
peri 89.9980584495142 0.00010163 deg
M 175.5827399687842 2.1417e-05 deg
tp 2456319.395152609609
(2013-Jan-26.89515261)
8.2264e-05 JED
period 1396.47977417446
3.82
1.4077e-05
3.854e-08
d
yr
n .2577910591027476 2.5985e-09 deg/d
Q 2.743738759615326 1.8438e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      1099  
   data-arc span      15334 days (41.98 yr)  
   first obs. used      1972-10-09  
   last obs. used      2014-10-03  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .49495  
   data source      ORB  
   producer      Otto Matic  
   solution date      2014-Oct-09 14:22:32  

Additional Information
 Earth MOID = 1.14642 AU 
 T_jup = 3.486 
[ show covariance matrix ]

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

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 13.9 mag n/a PDS3 (MPC 36688)  

12306 Pebronstein           Discovered 1991 Oct. 7 by C. P. de Saint-Aignan at Palomar.
Peter Bronstein (b. 1947) is father in-law of the discoverer. An avid sailor, Bronstein is always happy to share his time and his boat with others.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20020328/MPCPages.arcLast Updated: 2003-10-02

[ show close-approach data ]
Alternate Designations
 1991 TM14 = 1972 TL10 = 1997 FF2 = 1998 MG35 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2014-Oct-26 05:58 UT
(server date/time)  
NASA Home Page
Site Manager:   Donald K. Yeomans
Webmaster  Alan B. Chamberlin