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16810 Pavelaleksandrov (1997 UY2)
Classification: Main-belt Asteroid          SPK-ID: 2016810
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 24 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2400382936774505 5.2779e-08  
a 2.306743008118586 5.3042e-09 au
q 1.753036352497411 1.2209e-07 au
i 10.44673457948013 5.0583e-06 deg
node 222.4958495423562 1.6358e-05 deg
peri 181.5365222170917 1.7696e-05 deg
M 215.6674590296867 6.7635e-06 deg
tp 2459713.549186004214
(2022-May-14.04918600)
2.5034e-05 TDB
period 1279.667812399328
3.50
4.4137e-06
1.208e-08
d
yr
n .2813230093871111 9.7032e-10 deg/d
Q 2.860449663739761 6.5774e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1170  
   data-arc span      23558 days (64.50 yr)  
   first obs. used      1955-12-12  
   last obs. used      2020-06-11  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .48867  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 01:42:37  

Additional Information
 Earth MOID = .761156 au 
 Jupiter MOID = 2.54773 au 
 T_jup = 3.527 
[ 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 E2021B10  

16810 Pavelaleksandrov           Discovered 1997 Oct. 25 by P. G. Comba at Prescott.
Pavel Sergeevich Aleksandrov (1896-1982) was a student of Urysohn, with whom he later wrote a fundamental paper on compact topological spaces. After a stint as a theater producer, he became a professor at Moscow State University.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20010109/MPCPages.arcLast Updated: 2009-05-11
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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