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JPL Small-Body Database Browser
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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 ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 28 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2017725038553283 3.9261e-08  
a 2.651088537715343 1.0008e-08 au
q 2.116171765518358 1.0562e-07 au
i 16.43635858359159 4.3067e-06 deg
node 114.1295601124742 1.519e-05 deg
peri 107.1659283133495 1.8754e-05 deg
M 355.9292910116151 9.7351e-06 deg
tp 2459018.327987882624
(2020-Jun-17.82798788)
4.264e-05 TDB
period 1576.64811119087
4.32
8.9282e-06
2.444e-08
d
yr
n .228332496924812 1.293e-09 deg/d
Q 3.18600530991233 1.2028e-08 au
  Orbit Determination Parameters
   # obs. used (total)      2051  
   data-arc span      12887 days (35.28 yr)  
   first obs. used      1985-01-16  
   last obs. used      2020-04-29  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .46991  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-20 02:35:52  

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 ]
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