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JPL Small-Body Database Browser
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117394 (2004 YS33)
Classification: Main-belt Asteroid          SPK-ID: 2117394
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 21 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .240660880491017 6.2734e-08  
a 3.116633438111029 2.7994e-08 au
q 2.366581690727483 1.9645e-07 au
i 16.30348291169394 5.3858e-06 deg
node 312.4193059501866 1.9873e-05 deg
peri 215.9961630350956 2.1212e-05 deg
M 207.387627902812 9.4968e-06 deg
tp 2459452.450295069219
(2021-Aug-25.95029507)
6.0124e-05 TDB
period 2009.680486648893
5.50
2.7077e-05
7.413e-08
d
yr
n .1791329529204384 2.4135e-09 deg/d
Q 3.866685185494575 3.4731e-08 au
  Orbit Determination Parameters
   # obs. used (total)      740  
   data-arc span      7648 days (20.94 yr)  
   first obs. used      1998-12-17  
   last obs. used      2019-11-25  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .52039  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-04 11:00:46  

Additional Information
 Earth MOID = 1.39502 au 
 Jupiter MOID = 1.29294 au 
 T_jup = 3.111 
[ 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 14.2   n/a MPO412803  
diameter diameter 8.674 km 0.079 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.061   0.013 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

117394 (2004 YS33)          Discovered 2004-Dec-16 by LONEOS at Anderson Mesa
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

[ show close-approach data ]
Alternate Designations
 2004 YS33 = 2002 RW185 = 2003 YD158 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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