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7509 Gamzatov (1977 EL)
Classification: Main-belt Asteroid          SPK-ID: 2007509
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 32 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1484078484966644 3.6302e-08  
a 2.21842868082999 6.0114e-09 au
q 1.889196453264718 8.3221e-08 au
i 6.150830444379465 3.1727e-06 deg
node 130.9508513164047 3.1406e-05 deg
peri 122.1869447077822 3.3877e-05 deg
M 304.1039594596405 1.4728e-05 deg
tp 2459187.889468057619
(2020-Dec-04.38946806)
4.9747e-05 TDB
period 1206.887068361012
3.30
4.9056e-06
1.343e-08
d
yr
n .2982880581270049 1.2124e-09 deg/d
Q 2.547660908395263 6.9035e-09 au
  Orbit Determination Parameters
   # obs. used (total)      2552  
   data-arc span      16344 days (44.75 yr)  
   first obs. used      1975-10-30  
   last obs. used      2020-07-29  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .45492  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Aug-24 23:51:16  

Additional Information
 Earth MOID = .882977 au 
 Jupiter MOID = 2.50635 au 
 T_jup = 3.630 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457062.5 (2015-Feb-09.0) TDB
Reference: JPL 32 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1486505611576562 3.6222e-08  
q 1.888823075654671 8.3074e-08 au
tp 2456773.841852424538
(2014-Apr-26.34185242)
4.5714e-05 TDB
node 130.9824539833198 3.1398e-05 deg
peri 122.1728785463499 3.387e-05 deg
i 6.151446055934779 3.1733e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      2552  
   data-arc span      16344 days (44.75 yr)  
   first obs. used      1975-10-30  
   last obs. used      2020-07-29  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .45492  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Aug-24 23:51:16  

Additional Information
 Jupiter MOID = 2.50635 au 
 T_jup = 3.630 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.312002984084915E-15 -3.004828263371996E-15 -6.489544972576143E-13 4.536993446966232E-15 -1.4963604242641E-13 -6.147006940513392E-16
q -3.004828263371996E-15 6.901331620538562E-15 1.514817085123394E-12 -1.055670822421384E-14 3.511546306651497E-13 1.527881115283145E-15
tp -6.489544972576143E-13 1.514817085123394E-12 2.089811312522198E-9 -9.003538387561467E-12 5.907994960602948E-10 1.929099681737163E-12
node 4.536993446966232E-15 -1.055670822421384E-14 -9.003538387561467E-12 9.858299839181215E-10 -9.820672759101734E-10 7.942061928653577E-12
peri -1.4963604242641E-13 3.511546306651497E-13 5.907994960602948E-10 -9.820672759101734E-10 1.147172887980262E-9 -7.376021683617125E-12
i -6.147006940513392E-16 1.527881115283145E-15 1.929099681737163E-12 7.942061928653577E-12 -7.376021683617125E-12 1.006985185938291E-11

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 13.62   n/a E2021B10  
diameter diameter 3.866 km 0.057 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
rotation period rot_per 249. h n/a LCDB (Rev. 2020-October); Warner et al., 2009 Published Reference List:
[Pravec, P.; Wolf, M.; Sarounova, L. (2017) http://www.asu.cas.cz/~ppravec/neo.htm]
[Benishek, V. (2018) Minor Planet Bull. 45, 82-91.]
[Pal, A.; Szakats, R.; Kiss, C.; Bodi, A.; et al. (2019) Ap. J. Supl. Ser. 247, id.26.]
geometric albedo albedo 0.440   0.041 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

7509 Gamzatov           Discovered 1977 Mar. 9 by N. S. Chernykh at the Crimean Astrophysical Observatory.
Celebrated poet Rasul Gamzatovich Gamzatov (b. 1923) is the national poet of Daghestan.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20000124/MPCPages.arcLast Updated: 2013-03-29

Alternate Designations
 1977 EL = 1975 UQ = 1991 PA17 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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