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45300 Thewrewk (2000 AF45)
Classification: Main-belt Asteroid          SPK-ID: 2045300
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2457000.5 (2014-Dec-09.0) TDB
Reference: JPL 8 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08246532525864295 7.7979e-08  
a 3.097971297395791 3.9898e-08 AU
q 2.842496086714107 2.5572e-07 AU
i 10.2360638177632 8.0484e-06 deg
node 263.6877974484142 4.5965e-05 deg
peri 62.66389826778248 6.872e-05 deg
M 82.59957294690295 4.8647e-05 deg
tp 2456543.527766165598
(2013-Sep-08.02776617)
0.00026979 JED
period 1991.656836847519
5.45
3.8475e-05
1.053e-07
d
yr
n .1807540301821391 3.4918e-09 deg/d
Q 3.353446508077475 4.3188e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      668  
   data-arc span      5741 days (15.72 yr)  
   first obs. used      1998-12-14  
   last obs. used      2014-09-02  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .4913  
   data source      ORB  
   producer      Otto Matic  
   solution date      2014-Sep-12 14:46:46  

Additional Information
 Earth MOID = 1.8488 AU 
 T_jup = 3.193 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 12.9 mag n/a MPO267856  

45300 Thewrewk           Discovered 2000 Jan. 1 by K. Sárneczky and L. Kiss at Piszkéstető.
Aurél Ponori Thewrewk (b. 1921) was director of Urania Public Observatory and Budapest Planetarium. Currently honorary president of the Hungarian Astronomical Association, he is a recognized expert on the history of astronomy.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20050125/MPCPages.arcLast Updated: 2005-06-01

[ show close-approach data ]
Alternate Designations
 2000 AF45 = 1998 XX37 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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