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197189 Raymond (2003 UL317)
Classification: Main-belt Asteroid          SPK-ID: 2197189
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .0980336500519108 4.209e-08  
a 3.116770171000074 2.2877e-08 au
q 2.811221814764019 1.3633e-07 au
i 9.790478373954189 5.984e-06 deg
node 177.8302552043307 2.4129e-05 deg
peri 267.3754743529886 4.1454e-05 deg
M 338.9523867481519 3.1388e-05 deg
tp 2459318.004892453725
(2021-Apr-13.50489245)
0.00017501 TDB
period 2009.812741101488
5.50
2.2128e-05
6.058e-08
d
yr
n .1791211651900963 1.9721e-09 deg/d
Q 3.42231852723613 2.512e-08 au
  Orbit Determination Parameters
   # obs. used (total)      366  
   data-arc span      9394 days (25.72 yr)  
   first obs. used      1995-04-25  
   last obs. used      2021-01-12  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54369  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Feb-24 12:17:04  

Additional Information
 Earth MOID = 1.84886 au 
 Jupiter MOID = 1.83412 au 
 T_jup = 3.187 
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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 15.54   n/a E2021B55  
diameter diameter 3.351 km 1.278 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.109   0.059 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

197189 Raymond           Discovered 2003 Oct. 19 by the Sloan Digital Sky Survey at Apache Point.
Sean Raymond (b. 1977) is an American astronomer and a contributor to the Sloan Digital Sky Survey. He is known for his work on the formation of terrestrial planets in the Solar System and in extra-solar systems, and the delivery of water-rich material to such planets.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: MPC batch dated 2013-11-17Last Updated: 2014-11-10

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