Skip Page Navigation
NASA JPL Caltech
NASA Logo - Jet Propulsion Laboratory + View the NASA Portal
+ Center for Near-Earth Object Studies
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 ]  
22644 Matejbel (1998 OZ4)
Classification: Main-belt Asteroid          SPK-ID: 2022644
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 21 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1232000121167046 4.1386e-08  
a 3.143266147499612 2.2537e-08 au
q 2.756015720041633 1.4093e-07 au
i 10.13938902906807 4.0858e-06 deg
node 205.6879854214821 2.22e-05 deg
peri 213.2256222111135 3.1219e-05 deg
M 292.0634301461333 2.5097e-05 deg
tp 2459584.623851175642
(2022-Jan-05.12385118)
0.0001444 TDB
period 2035.49556182605
5.57
2.1891e-05
5.993e-08
d
yr
n .1768611078066133 1.9021e-09 deg/d
Q 3.530516574957592 2.5313e-08 au
  Orbit Determination Parameters
   # obs. used (total)      953  
   data-arc span      9919 days (27.16 yr)  
   first obs. used      1993-10-12  
   last obs. used      2020-12-08  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .52098  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 04:08:37  

Additional Information
 Earth MOID = 1.77318 au 
 Jupiter MOID = 1.87892 au 
 T_jup = 3.174 
[ show covariance matrix ]

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

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 14.36   n/a E2021B10  

22644 Matejbel           Discovered 1998 July 27 by P. Pravec and U. Babiaková at Ondřejov.
Matej Bel (1684-1749), Slovak historian and a great scholar of the eighteenth century, was a pioneer of collaborative research, member of numerous scholarly societies and author of the book Notitia Hungariae novae historico-geographica. The University of Banská Bystrica, Slovakia, bears his name.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20010902/MPCPages.arcLast Updated: 2009-05-11

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2021-Apr-22 03:51 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin