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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 2457000.5 (2014-Dec-09.0) TDB
Reference: JPL 8 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1221526603961897 6.5335e-08  
a 2.445067288536062 1.6125e-08 AU
q 2.146395814393684 1.5762e-07 AU
i 3.71124991298649 5.0415e-06 deg
node 119.7301938654172 9.9216e-05 deg
peri 89.99805160041936 0.00010148 deg
M 175.5827401319088 2.1239e-05 deg
tp 2456319.395151895596
(2013-Jan-26.89515190)
8.1379e-05 JED
period 1396.479774341016
3.82
1.3815e-05
3.782e-08
d
yr
n .2577910590720013 2.5502e-09 deg/d
Q 2.74373876267844 1.8095e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      1122  
   data-arc span      15355 days (42.04 yr)  
   first obs. used      1972-10-09  
   last obs. used      2014-10-24  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .49725  
   data source      ORB  
   producer      Otto Matic  
   solution date      2014-Nov-10 13:17:02  

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 ]
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