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9516 Inasan (1976 YL3)
Classification: Outer Main-belt Asteroid          SPK-ID: 2009516
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 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1964267280020652 4.251e-08  
a 3.214261245172051 1.9539e-08 au
q 2.58289442583906 1.399e-07 au
i 2.441084077102323 5.1052e-06 deg
node 172.267757209258 9.8969e-05 deg
peri 227.46156139225 9.9772e-05 deg
M 259.9073495301135 1.503e-05 deg
tp 2459585.720961923600
(2022-Jan-06.22096192)
9.1587e-05 TDB
period 2104.845313851293
5.76
1.9192e-05
5.254e-08
d
yr
n .1710339461199162 1.5595e-09 deg/d
Q 3.845628064505041 2.3377e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1388  
   data-arc span      24321 days (66.59 yr)  
   first obs. used      1953-11-14  
   last obs. used      2020-06-16  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jun-23 16:59:11  

Additional Information
 Earth MOID = 1.59163 au 
 Jupiter MOID = 1.57726 au 
 T_jup = 3.159 
[ 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 13.4   n/a MPO435790  
diameter diameter 11.126 km 0.276 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  
geometric albedo albedo 0.068   0.015 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  

9516 Inasan           Discovered 1976 Dec. 16 by L. I. Chernykh at the Crimean Astrophysical Observatory.
The Institute of Astronomy of the Russian Academy of Sciences, abbreviated as INASAN from its Russian name, is a leading astronomical research institution, founded in 1936. Its main fields of research are stellar astrophysics, galaxies, planetary systems, geodynamics, space research, NEAs and space debris.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20020624/MPCPages.arcLast Updated: 2003-10-02

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Alternate Designations
 1976 YL3 = 1953 VJ2 = 1977 BH = 1981 SF6 = 1992 OR6 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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