Skip Page Navigation
NASA JPL Caltech
NASA Logo - Jet Propulsion Laboratory + View the NASA Portal
+ Near-Earth Object (NEO) Program
Search JPL
JPL Home Earth Solar System Stars & Galaxies Technology
JPL Solar System Dynamics
BODIES ORBITS EPHEMERIDES TOOLS PHYSICAL DATA DISCOVERY FAQ SITE MAP
JPL Small-Body Database Browser
Search: [ help ]  
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 9 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08246533188454046 7.438e-08  
a 3.097971294373611 3.8381e-08 AU
q 2.842496063414312 2.4203e-07 AU
i 10.23606508731748 7.971e-06 deg
node 263.6878088524907 4.5001e-05 deg
peri 62.6638890891513 6.7957e-05 deg
M 82.5995718490048 4.8593e-05 deg
tp 2456543.527772908277
(2013-Sep-08.02777291)
0.00026937 JED
period 1991.656833933122
5.45
3.7012e-05
1.013e-07
d
yr
n .1807540304466369 3.3591e-09 deg/d
Q 3.35344652533291 4.1546e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      682  
   data-arc span      5801 days (15.88 yr)  
   first obs. used      1998-12-14  
   last obs. used      2014-11-01  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .49043  
   data source      ORB  
   producer      Otto Matic  
   solution date      2014-Nov-10 14:25:24  

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 ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2014-Dec-20 08:41 UT
(server date/time)  
NASA Home Page
Site Manager:   Donald K. Yeomans
Webmaster  Alan B. Chamberlin