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JPL Small-Body Database Browser
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9503 Agrawain (2180 T-2)
Classification: Main-belt Asteroid          SPK-ID: 2009503
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 23 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .0477590818231059 3.5947e-08  
a 3.125551110697827 2.0902e-08 au
q 2.97627765945971 1.1505e-07 au
i 8.532965843433114 6.016e-06 deg
node 6.714277819117496 2.6255e-05 deg
peri 95.8677728525147 6.9984e-05 deg
M 358.2490824305136 6.4748e-05 deg
tp 2458610.316383898721
(2019-May-06.81638390)
0.00036303 TDB
period 2018.312149655354
5.53
2.0246e-05
5.543e-08
d
yr
n .1783668596859378 1.7892e-09 deg/d
Q 3.274824561935944 2.19e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1549  
   data-arc span      16843 days (46.11 yr)  
   first obs. used      1973-09-19  
   last obs. used      2019-10-31  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .51208  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-07 03:17:26  

Additional Information
 Earth MOID = 2.00929 au 
 Jupiter MOID = 1.79804 au 
 T_jup = 3.196 
[ 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 13.0   n/a MPO296214  
diameter diameter 13.792 km 0.282 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.053   0.013 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

9503 Agrawain           Discovered 1973 Sept. 29 by C. J. van Houten and I. van Houten-Groeneveld on Palomar Schmidt plates taken by T. Gehrels.
Agrawain, brother of Gawain, was a knight of the Round Table.
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

[ show close-approach data ]
Alternate Designations
 2180 T-2 = 1984 SU7 = 1990 VU9 = 1998 FU26 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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