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117383 (2004 YD4)
Classification: Main-belt Asteroid          SPK-ID: 2117383
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .03968454920285783 5.2091e-08  
a 3.155676630597766 3.3815e-08 au
q 3.0304450260825 1.7364e-07 au
i 11.86364952384103 5.7908e-06 deg
node 103.3104984885106 2.8435e-05 deg
peri 224.67069656027 8.0647e-05 deg
M 48.39599950997541 7.4713e-05 deg
tp 2458725.239350519844
(2019-Aug-29.73935052)
0.00042536 TDB
period 2047.562501368134
5.61
3.2912e-05
9.011e-08
d
yr
n .1758188088321877 2.826e-09 deg/d
Q 3.280908235113032 3.5157e-08 au
  Orbit Determination Parameters
   # obs. used (total)      284  
   data-arc span      9388 days (25.70 yr)  
   first obs. used      1993-12-14  
   last obs. used      2019-08-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5501  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Sep-24 03:16:48  

Additional Information
 Earth MOID = 2.02813 au 
 Jupiter MOID = 1.92327 au 
 T_jup = 3.172 
[ 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 15.2   n/a MPO453644  
diameter diameter 6.123 km 0.395 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.036   0.007 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

117383 (2004 YD4)          Discovered 2004-Dec-16 by Spacewatch at Kitt Peak
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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