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6538 Muraviov (1981 SA5)
Classification: Main-belt Asteroid          SPK-ID: 2006538
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 30 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08575173720749092 4.3228e-08  
a 2.859286623547747 1.1554e-08 au
q 2.614097828404387 1.2047e-07 au
i 1.487908329705074 4.7031e-06 deg
node 195.0819857204711 0.00012261 deg
peri 145.5811125670531 0.00012458 deg
M 16.89904753675975 2.2209e-05 deg
tp 2458917.601877903560
(2020-Mar-09.10187790)
0.00010886 TDB
period 1765.976685360611
4.83
1.0704e-05
2.931e-08
d
yr
n .2038532008855418 1.2356e-09 deg/d
Q 3.104475418691108 1.2545e-08 au
  Orbit Determination Parameters
   # obs. used (total)      2584  
   data-arc span      24878 days (68.11 yr)  
   first obs. used      1952-09-15  
   last obs. used      2020-10-26  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .45384  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-13 03:34:58  

Additional Information
 Earth MOID = 1.60564 au 
 Jupiter MOID = 2.21676 au 
 T_jup = 3.296 
[ 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 12.5   n/a MPO435761  
diameter diameter 8.327 km 0.212 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
rotation period rot_per 2.9759 h n/a LCDB (Rev. 2019-August); Warner et al., 2009 Result based on less than full coverage, so that the period may be wrong by 30 percent or so.
Published Reference List:
[Clark, M. (2016) Minor Planet Bull. 43, 132-135.]
geometric albedo albedo 0.193   0.047 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

6538 Muraviov           Discovered 1981 Sept. 25 by L. I. Chernykh at the Crimean Astrophysical Observatory.
Mikhail Nikitich Muraviov (1757-1807), a representative of an old Russian gentry family, was well known as a poet and a literary man. He was an assistant minister of education and an administrator of Moscow State University, where he inaugurated the department of astronomy and built the observatory.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20050721/MPCPages.arcLast Updated: 2005-07-21

[ show close-approach data ]
Alternate Designations
 1981 SA5 = 1976 SF6 = 1986 TC10 = 1988 BR 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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