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18295 Borispetrov (1978 TT7)
Classification: Main-belt Asteroid          SPK-ID: 2018295
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 30 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .265211780461648 3.5203e-08  
a 2.661859107224533 1.0955e-08 au
q 1.955902714059462 9.3758e-08 au
i 10.40101740779225 3.6477e-06 deg
node 84.85293747879001 2.1709e-05 deg
peri 257.6303703895973 2.2562e-05 deg
M 232.697152730788 8.0035e-06 deg
tp 2459561.433838847363
(2021-Dec-12.93383885)
3.6832e-05 TDB
period 1586.26602874018
4.34
9.7922e-06
2.681e-08
d
yr
n .22694806134499 1.401e-09 deg/d
Q 3.367815500389604 1.386e-08 au
  Orbit Determination Parameters
   # obs. used (total)      2213  
   data-arc span      15006 days (41.08 yr)  
   first obs. used      1978-10-02  
   last obs. used      2019-11-02  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .46337  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-03 23:50:08  

Additional Information
 Earth MOID = .979078 au 
 Jupiter MOID = 2.14 au 
 T_jup = 3.311 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 13.0   n/a MPO384911  
diameter diameter 6.783 km 0.226 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.291   0.047 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

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 | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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