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85466 Krastins (1997 JK15)
Classification: Main-belt Asteroid          SPK-ID: 2085466
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .06710206286547837 4.9232e-08  
a 2.725704103914748 1.8594e-08 au
q 2.542803735781169 1.347e-07 au
i 4.381537965754707 6.332e-06 deg
node 205.7099104742527 6.9073e-05 deg
peri 52.1171996463025 8.3419e-05 deg
M 106.7631681125843 4.6616e-05 deg
tp 2458909.043977056816
(2020-Feb-29.54397706)
0.00021263 TDB
period 1643.677041079315
4.50
1.6819e-05
4.605e-08
d
yr
n .2190211282403793 2.2412e-09 deg/d
Q 2.908604472048328 1.9842e-08 au
  Orbit Determination Parameters
   # obs. used (total)      592  
   data-arc span      8833 days (24.18 yr)  
   first obs. used      1997-05-03  
   last obs. used      2021-07-09  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .59309  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Aug-25 18:09:55  

Additional Information
 Earth MOID = 1.53091 au 
 Jupiter MOID = 2.11123 au 
 T_jup = 3.349 
[ 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 15.26   n/a MPO637173  
diameter diameter 4.526 km 0.136 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.079   0.011 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

85466 Krastins           Discovered 1997 May 3 by E. W. Elst at the European Southern Observatory.
Janis Krastins (b. 1943), a Latvian architect, is a prolific and enthusiastic contemporary scholar of Riga's architecture. He has contributed more than 600 papers and several books on the subject. A graduate of Riga's Polytechnic Institute, he has lectured at Harvard University on architectural eclecticism and Art Nouveau.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: MPC batch dated 2014-07-12Last Updated: 2014-08-13
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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