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 ]  
6603 Marycragg (1990 KG)
Classification: Main-belt Asteroid          SPK-ID: 2006603
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ 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 30 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2017725035542996 3.8969e-08  
a 2.651088537294564 9.5692e-09 au
q 2.116171765980533 1.0507e-07 au
i 16.43635963488468 3.7758e-06 deg
node 114.1295606887137 1.5141e-05 deg
peri 107.1659273471396 1.8517e-05 deg
M 355.9292916262388 8.8836e-06 deg
tp 2459018.327985186588
(2020-Jun-17.82798519)
3.8897e-05 TDB
period 1576.648110815502
4.32
8.5364e-06
2.337e-08
d
yr
n .2283324969791733 1.2363e-09 deg/d
Q 3.186005308608594 1.15e-08 au
  Orbit Determination Parameters
   # obs. used (total)      2287  
   data-arc span      12983 days (35.55 yr)  
   first obs. used      1985-01-16  
   last obs. used      2020-08-03  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .44943  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Aug-24 23:41:39  

Additional Information
 Earth MOID = 1.1712 au 
 Jupiter MOID = 2.05973 au 
 T_jup = 3.304 
[ 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 13.3   n/a MPO384814  
diameter diameter 10.871 km 0.183 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.124   0.017 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

6603 Marycragg           Discovered 1990 May 19 by E. F. Helin at Palomar.
Mary A. Cragg (b. 1938) developed the Telescopes in Education (TIE) office infrastructure. It is used as a model for other remote educational telescope operations.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20021120/MPCPages.arcLast Updated: 2003-10-02

[ show close-approach data ]
Alternate Designations
 1990 KG = 1985 BJ 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2020-Oct-23 12:13 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin