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JPL Small-Body Database Browser
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74404 (1998 YU11)
Classification: Main-belt Asteroid          SPK-ID: 2074404
[ 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 22 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .04300875862215352 3.9857e-08  
a 3.034492398877594 2.4954e-08 au
q 2.903982647753508 1.2649e-07 au
i 8.167265088967685 4.4265e-06 deg
node 105.9516144187873 4.0655e-05 deg
peri 6.208917374174862 8.0178e-05 deg
M 294.221220616724 6.8115e-05 deg
tp 2458953.285573627210
(2020-Apr-13.78557363)		 0.00036562 TDB
period 1930.756509873539
5.29		 2.3816e-05
6.52e-08		 d
yr
n .1864554117305964 2.2999e-09 deg/d
Q 3.16500215000168 2.6027e-08 au
   Orbit Determination Parameters
   # obs. used (total)      925  
   data-arc span      7657 days (20.96 yr)  
   first obs. used      1998-12-19  
   last obs. used      2019-12-06  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54259  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-14 07:25:28  

Additional Information
 Earth MOID = 1.92101 au 
 Jupiter MOID = 1.90944 au 
 T_jup = 3.225 
[ 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 MPO337818  
diameter diameter 7.930 km 0.154 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.071   0.007 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

74404 (1998 YU11)          Discovered 1998-Dec-19 by Kawasato, N. at Uenohara
Reference: 20040415/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1998 YU11 = 2000 FW45 
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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