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
IMPORTANT: The SSD Announcement email list is now available. Major changes are coming in the near future, including possible hostname and/or URL changes. To be notified of such changes, subscribe to this email list.

Please visit this page for more details.


JPL Small-Body Database Browser
Search: [ help ]  
9821 Gitakresakova (4033 T-1)
Classification: Main-belt Asteroid          SPK-ID: 2009821
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ hide orbit diagram ]

For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


[ revert to old Java-based viewer ]

Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 26 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1348170541510943 4.157e-08  
a 2.381979015615552 9.6836e-09 au
q 2.06084762168054 1.0339e-07 au
i 5.348668725536449 5.316e-06 deg
node 172.5510923991046 3.8755e-05 deg
peri 129.3325678918457 4.4483e-05 deg
M 33.30565609867642 2.0109e-05 deg
tp 2458876.271621596577
(2020-Jan-27.77162160)
7.5047e-05 TDB
period 1342.78142105147
3.68
8.1883e-06
2.242e-08
d
yr
n .268100224173567 1.6349e-09 deg/d
Q 2.703110409550564 1.0989e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1458  
   data-arc span      17679 days (48.40 yr)  
   first obs. used      1971-03-24  
   last obs. used      2019-08-18  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .52078  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-22 19:28:38  

Additional Information
 Earth MOID = 1.05064 au 
 Jupiter MOID = 2.51358 au 
 T_jup = 3.519 
[ 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 14.7   n/a MPO337341  
diameter diameter 2.738 km 0.322 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.341   0.097 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

9821 Gitakresáková           Discovered 1971 Mar. 26 by C. J. van Houten and I. van Houten-Groeneveld on Palomar Schmidt plates taken by T. Gehrels.
Margita Kresáková (b. 1927) worked at the Astronomical Institute, Slovak Academy of Sciences, Bratislava. She was a very experienced meteor observer and comet hunter at Skalnaté Pleso Observatory. One comet carries her maiden name, Vozárová.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20001111/MPCPages.arcLast Updated: 2013-03-29

Alternate Designations
 4033 T-1 = 1997 GU21 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2020-Mar-28 16:32 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin