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JPL Small-Body Database Browser
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19800 (2000 RX51)
Classification: Outer Main-belt Asteroid          SPK-ID: 2019800
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 23 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1560245915815267 3.1945e-08  
a 3.215674553792513 1.648e-08 au
q 2.713950244877928 1.024e-07 au
i .6049379574206394 4.5369e-06 deg
node 6.475541757932409 0.0003462 deg
peri 84.99190202302371 0.00034658 deg
M 130.2001736127562 1.4968e-05 deg
tp 2458238.744457270821
(2018-Apr-30.24445727)
8.6197e-05 TDB
period 2106.233715157172
5.77
1.6191e-05
4.433e-08
d
yr
n .1709212028130201 1.3139e-09 deg/d
Q 3.717398862707097 1.9051e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1377  
   data-arc span      15392 days (42.14 yr)  
   first obs. used      1977-12-07  
   last obs. used      2020-01-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53413  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-22 22:56:07  

Additional Information
 Earth MOID = 1.73067 au 
 Jupiter MOID = 1.4797 au 
 T_jup = 3.171 
[ 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 14.0   n/a MPO395193  
diameter diameter 8.891 km 0.303 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.062   0.013 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

19800 (2000 RX51)          Discovered 2000-Sep-05 by LINEAR at Socorro
Reference: 20001211/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 2000 RX51 = 1977 XW1 = 1983 YN = 1999 RU72 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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