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10645 Brac (1999 ES4)
Classification: Main-belt Asteroid          SPK-ID: 2010645
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 4 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1807500848216587 7.0389e-08  
a 2.6581318109868 2.527e-08 AU
q 2.177674260683787 1.8843e-07 AU
i 12.53180455150035 1.1066e-05 deg
node 351.6145099365207 2.7942e-05 deg
peri 44.37585149274916 3.883e-05 deg
M 358.3637766841007 3.0597e-05 deg
tp 2457007.694543990330
(2014-Dec-16.19454399)
0.00013459 JED
period 1582.935416792674
4.33
2.2572e-05
6.18e-08
d
yr
n .2274255766728803 3.2431e-09 deg/d
Q 3.138589361289814 2.9837e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      843  
   data-arc span      18931 days (51.83 yr)  
   first obs. used      1962-10-04  
   last obs. used      2014-08-03  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .47338  
   data source      ORB  
   producer      Otto Matic  
   solution date      2014-Aug-13 14:17:19  

Additional Information
 Earth MOID = 1.20064 AU 
 T_jup = 3.330 
[ 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 12.4 mag n/a MPO302131  

10645 Brac           Discovered 1999 Mar. 14 by K. Korlevic at Visnjan.
Brac is an island in the central part of the Adriatic sea and home of the Pustinja Blaca Hermitage Observatory.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20051215/MPCPages.arcLast Updated: 2006-03-22

[ show close-approach data ]
Alternate Designations
 1999 ES4 = 1962 TN = 1968 BF = 1975 TJ1 = 1980 YK = 1986 EH5 = 1988 SX4 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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