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11269 Knyr (1987 QG10)
Classification: Main-belt Asteroid          SPK-ID: 2011269
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 27 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1899156510763595 3.8723e-08  
a 2.188254047802141 6.3538e-09 au
q 1.772670355593318 8.7401e-08 au
i 4.312181597356301 3.73e-06 deg
node 120.5247159094306 4.5296e-05 deg
peri 221.5005867684332 4.6225e-05 deg
M 39.89606863756208 1.1066e-05 deg
tp 2458869.469427298600
(2020-Jan-20.96942730)
3.6104e-05 TDB
period 1182.347228270324
3.24
5.1496e-06
1.41e-08
d
yr
n .3044790831257329 1.3261e-09 deg/d
Q 2.603837740010964 7.5605e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1909  
   data-arc span      12222 days (33.46 yr)  
   first obs. used      1986-03-12  
   last obs. used      2019-08-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .52815  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Sep-24 01:09:14  

Additional Information
 Earth MOID = .766965 au 
 Jupiter MOID = 2.78972 au 
 T_jup = 3.648 
[ show covariance matrix ]

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

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 14.3   n/a MPO492880  
diameter diameter 2.853 km 0.135 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  
geometric albedo albedo 0.497   0.046 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  

11269 Knyr           Discovered 1987 Aug. 26 by L. G. Karachkina at the Crimean Astrophysical Observatory.
Engineer Igor' Ivanovich Knyr (b. 1963) is a specialist on the introduction of new techniques in industry and a friend of the discoverer's family.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 19991123/MPCPages.arcLast Updated: 2010-06-11

Alternate Designations
 1987 QG10 = 1986 EO4 = 1998 BD3 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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