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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 6 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1221526693562075 6.6158e-08  
a 2.445067295978077 1.8434e-08 AU
q 2.14639579901879 1.5861e-07 AU
i 3.711248860601436 5.4414e-06 deg
node 119.7302064503077 9.9945e-05 deg
peri 89.99802789217595 0.00010304 deg
M 175.5827465646433 2.263e-05 deg
tp 2456319.395123832705
(2013-Jan-26.89512383)
8.8213e-05 JED
period 1396.479780716684
3.82
1.5793e-05
4.324e-08
d
yr
n .257791057895049 2.9154e-09 deg/d
Q 2.743738792937362 2.0686e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      1063  
   data-arc span      15304 days (41.90 yr)  
   first obs. used      1972-10-09  
   last obs. used      2014-09-03  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .49584  
   data source      ORB  
   producer      Otto Matic  
   solution date      2014-Sep-12 13:59:54  

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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