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74403 (1998 YR5)
Classification: Outer Main-belt Asteroid          SPK-ID: 2074403
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 24 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .0797050299671951 4.8714e-08  
a 3.205533634909218 3.2504e-08 au
q 2.950036480477927 1.5375e-07 au
i 20.97364871527684 7.3071e-06 deg
node 295.8679712859372 1.7224e-05 deg
peri 301.5934411045947 6.0617e-05 deg
M 79.71420423356339 6.0566e-05 deg
tp 2458136.324570006762
(2018-Jan-17.82457001)
0.00035117 TDB
period 2096.278278184297
5.74
3.1885e-05
8.73e-08
d
yr
n .1717329248442225 2.6121e-09 deg/d
Q 3.461030789340509 3.5095e-08 au
  Orbit Determination Parameters
   # obs. used (total)      822  
   data-arc span      7669 days (21.00 yr)  
   first obs. used      1998-11-25  
   last obs. used      2019-11-24  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5347  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-04 06:46:22  

Additional Information
 Earth MOID = 1.98455 au 
 Jupiter MOID = 1.84407 au 
 T_jup = 3.084 
[ 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 13.2   n/a MPO412634  
diameter diameter 12.570 km 0.174 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.071   0.010 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

74403 (1998 YR5)          Discovered 1998-Dec-21 by Kobayashi, T. at Oizumi
Reference: 20040415/Numbers.arcLast Updated: 2004-04-19

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