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117191 (2004 RY139)
Classification: Outer Main-belt Asteroid          SPK-ID: 2117191
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 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .0215244111481318 5.7246e-08  
a 3.243594584019111 3.9304e-08 au
q 3.173778120594831 1.983e-07 au
i 22.91054207264701 6.134e-06 deg
node 169.4082682125477 1.3971e-05 deg
peri 163.4751390884532 0.00013164 deg
M 198.1733640152862 0.00013325 deg
tp 2459559.648345942627
(2021-Dec-11.14834594)
0.00079406 TDB
period 2133.724169931841
5.84
3.8783e-05
1.062e-07
d
yr
n .1687190898772543 3.0667e-09 deg/d
Q 3.313411047443392 4.015e-08 au
  Orbit Determination Parameters
   # obs. used (total)      373  
   data-arc span      7116 days (19.48 yr)  
   first obs. used      1999-10-13  
   last obs. used      2019-04-07  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .59918  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 19:08:40  

Additional Information
 Earth MOID = 2.16783 au 
 Jupiter MOID = 1.78945 au 
 T_jup = 3.058 
[ 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 14.5   n/a MPO432677  
diameter diameter 7.163 km 0.200 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.055   0.012 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

117191 (2004 RY139)          Discovered 2004-Sep-08 by LINEAR at Socorro
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

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