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243774 (2000 RY97)
Classification: Main-belt Asteroid          SPK-ID: 2243774
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1857022872830476 4.312e-08  
a 2.906355489894312 2.3138e-08 au
q 2.366638627763296 1.2803e-07 au
i 15.59120476713149 7.1991e-06 deg
node 256.846373129722 1.7343e-05 deg
peri 91.29949908385288 2.7847e-05 deg
M 1.24980360402149 2.1374e-05 deg
tp 2458994.217090566931
(2020-May-24.71709057)
0.00010741 TDB
period 1809.762260747816
4.95
2.1612e-05
5.917e-08
d
yr
n .1989211554512379 2.3755e-09 deg/d
Q 3.446072352025328 2.7435e-08 au
  Orbit Determination Parameters
   # obs. used (total)      454  
   data-arc span      6923 days (18.95 yr)  
   first obs. used      2000-09-05  
   last obs. used      2019-08-20  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5764  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Sep-24 04:15:56  

Additional Information
 Earth MOID = 1.42308 au 
 Jupiter MOID = 2.19346 au 
 T_jup = 3.205 
[ 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 15.1   n/a MPO446287  
diameter diameter 4.431 km 0.055 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.094   0.011 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

243774 (2000 RY97)          Discovered 2000-Sep-05 by LONEOS at Anderson Mesa
Reference: 20100726/Numbers.arcLast Updated: 2010-07-28

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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