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175817 (1999 RV236)
Classification: Main-belt Asteroid          SPK-ID: 2175817
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 .2574854797201728 4.4803e-08  
a 3.135238959734604 2.9807e-08 au
q 2.327960452149964 1.5099e-07 au
i 15.44382929288911 4.9009e-06 deg
node 152.248285196868 2.0395e-05 deg
peri 148.3404364636879 2.3012e-05 deg
M 330.5528233374397 1.2782e-05 deg
tp 2459366.361488566536
(2021-May-31.86148857)
7.3377e-05 TDB
period 2027.703252103947
5.55
2.8917e-05
7.917e-08
d
yr
n .1775407716225062 2.5319e-09 deg/d
Q 3.942517467319244 3.7482e-08 au
  Orbit Determination Parameters
   # obs. used (total)      513  
   data-arc span      8031 days (21.99 yr)  
   first obs. used      1998-05-23  
   last obs. used      2020-05-18  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .60301  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 09:55:33  

Additional Information
 Earth MOID = 1.32576 au 
 Jupiter MOID = 1.48198 au 
 T_jup = 3.106 
[ 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 14.86   n/a E2021B55  
diameter diameter 6.303 km 0.015 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.051   0.005 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

175817 (1999 RV236)          Discovered 1999-Sep-08 by CSS at Catalina
Reference: 20080221/Numbers.arcLast Updated: 2008-02-22

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