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18295 Borispetrov (1978 TT7)
Classification: Main-belt Asteroid          SPK-ID: 2018295
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 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2622768088641433 4.9969e-08  
a 2.667635920598074 2e-08 AU
q 1.96797688413225 1.3033e-07 AU
i 10.40583298706008 6.9417e-06 deg
node 85.07367635446312 3.0405e-05 deg
peri 257.1580413079511 3.379e-05 deg
M 139.6039412284611 1.6471e-05 deg
tp 2456383.360363453174
(2013-Mar-31.86036345)
7.0019e-05 JED
period 1591.432642960107
4.36
1.7897e-05
4.9e-08
d
yr
n .2262112704502469 2.5439e-09 deg/d
Q 3.367294957063899 2.5245e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      1092  
   data-arc span      13264 days (36.31 yr)  
   first obs. used      1978-10-02  
   last obs. used      2015-01-25  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .52352  
   data source      ORB  
   producer      Otto Matic  
   solution date      2015-Feb-04 13:51:07  

Additional Information
 Earth MOID = .991221 AU 
 T_jup = 3.310 
[ 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 12.9 mag n/a MPO279707  

18295 Borispetrov           Discovered 1978 Oct. 2 by L. V. Zhuravleva at the Crimean Astrophysical Observatory.
Boris Mikhajlovich Petrov (b. 1946), director of the St. Petersburg regional center of the Russian News Agency ITAR-TASS, is a well-known Russian journalist who has made an important contribution to the development of the mass media of the new Russia.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20070106/MPCPages.arcLast Updated: 2007-01-09

[ show close-approach data ]
Alternate Designations
 1978 TT7 = 1998 FP91 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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