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14312 Polytech (1976 UN2)
Classification: Main-belt Asteroid          SPK-ID: 2014312
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 25 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .136103162529494 3.6411e-08  
a 2.133375072960892 7.0334e-09 au
q 1.843015978669325 8.1141e-08 au
i 1.901866946582148 3.3952e-06 deg
node 257.6477930646399 0.00010514 deg
peri 97.0844814353528 0.0001064 deg
M 260.8173193927786 1.9135e-05 deg
tp 2458914.068618346345
(2020-Mar-05.56861835)
6.1624e-05 TDB
period 1138.149341332333
3.12
5.6284e-06
1.541e-08
d
yr
n .3163029550925006 1.5642e-09 deg/d
Q 2.42373416725246 7.9907e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1819  
   data-arc span      15642 days (42.83 yr)  
   first obs. used      1976-10-24  
   last obs. used      2019-08-22  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5146  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Sep-24 01:17:16  

Additional Information
 Earth MOID = .838363 au 
 Jupiter MOID = 2.98981 au 
 T_jup = 3.707 
[ 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 14.6   n/a MPO266033  
diameter diameter 2.758 km 0.119 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.309   0.041 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  

14312 Polytech           Discovered 1976 Oct. 26 by T. M. Smirnova at the Crimean Astrophysical Observatory.
Saint Petersburg State Technical University (former Polytechnical Institute), founded in 1899, is one of the largest universities laying the foundation of higher polytechnic education in Russia.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20020427/MPCPages.arcLast Updated: 2003-10-02

Alternate Designations
 1976 UN2 = 1979 SH15 = 1997 HT12 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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