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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 2457600.5 (2016-Jul-31.0) TDB
Reference: JPL 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1223804946139389 4.5629e-08  
a 2.445909878406871 1.2954e-08 au
q 2.146578217706319 1.1659e-07 au
i 3.71063737444447 4.7995e-06 deg
node 119.7248696413533 7.1792e-05 deg
peri 89.76022098193847 7.4611e-05 deg
M 330.5002029108945 2.1172e-05 deg
tp 2457714.992129053373
(2016-Nov-22.49212905)
8.2449e-05 JED
period 1397.201693785083
3.83
1.11e-05
3.039e-08
d
yr
n .2576578611386761 2.0469e-09 deg/d
Q 2.745241539107423 1.4539e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1476  
   data-arc span      15896 days (43.52 yr)  
   first obs. used      1972-10-09  
   last obs. used      2016-04-17  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .4899  
   data source      ORB  
   producer      Otto Matic  
   solution date      2016-Apr-25 13:13:49  

Additional Information
 Earth MOID = 1.14484 au 
 Jupiter MOID = 2.22151 au 
 T_jup = 3.485 
[ 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 14.1 mag n/a MPO365397  

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 ]
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