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190048 (2004 RU159)
Classification: Main-belt Asteroid          SPK-ID: 2190048
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 22 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1593104876532914 4.7125e-08  
a 2.69027482324956 2.4574e-08 au
q 2.2616858292363 1.32e-07 au
i 10.51609873838587 7.0192e-06 deg
node 310.90511773 3.0294e-05 deg
peri 332.2443798412313 3.8372e-05 deg
M 310.3228354279673 2.3892e-05 deg
tp 2459422.906613192730
(2021-Jul-27.40661319)
0.00010752 TDB
period 1611.734112426754
4.41
2.2083e-05
6.046e-08
d
yr
n .2233619039420564 3.0604e-09 deg/d
Q 3.118863817262819 2.8488e-08 au
  Orbit Determination Parameters
   # obs. used (total)      467  
   data-arc span      6673 days (18.27 yr)  
   first obs. used      2002-01-09  
   last obs. used      2020-04-17  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .5224  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 22:06:00  

Additional Information
 Earth MOID = 1.24913 au 
 Jupiter MOID = 2.0934 au 
 T_jup = 3.330 
[ 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 15.66   n/a E2021B55  
diameter diameter 4.471 km 0.732 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.073   0.029 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

190048 (2004 RU159)          Discovered 2004-Sep-10 by LINEAR at Socorro
Reference: 20080819/Numbers.arcLast Updated: 2008-08-25

[ show close-approach data ]
Alternate Designations
 2004 RU159 = 2002 CG175 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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