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JPL Small-Body Database Browser
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173471 (2000 RX57)
Classification: Main-belt Asteroid          SPK-ID: 2173471
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 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .03278158063936421 4.2441e-08  
a 2.250492961784046 1.3319e-08 au
q 2.176718245279001 9.5718e-08 au
i 6.837134398132447 6.2407e-06 deg
node 345.2886029276081 3.9312e-05 deg
peri 232.7166327499088 0.00010733 deg
M 333.1145371497445 0.00010052 deg
tp 2458692.593702222931
(2019-Jul-28.09370222)
0.00034429 TDB
period 1233.147183848464
3.38
1.0947e-05
2.997e-08
d
yr
n .291935954373666 2.5917e-09 deg/d
Q 2.324267678289092 1.3756e-08 au
  Orbit Determination Parameters
   # obs. used (total)      334  
   data-arc span      6788 days (18.58 yr)  
   first obs. used      2000-09-07  
   last obs. used      2019-04-09  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57528  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 07:37:57  

Additional Information
 Earth MOID = 1.1782 au 
 Jupiter MOID = 2.65226 au 
 T_jup = 3.617 
[ 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 16.9   n/a MPO433113  
diameter diameter 2.811 km 0.599 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.039   0.016 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

173471 (2000 RX57)          Discovered 2000-Sep-07 by Spacewatch at Kitt Peak
Reference: 20080122/Numbers.arcLast Updated: 2008-01-28

[ show close-approach data ]
Alternate Designations
 2000 RX57 = 2002 CD215 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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