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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 ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .03991927724708268 5.203e-08  
a 3.156292814748934 3.4271e-08 au
q 3.030295886803996 1.7356e-07 au
i 11.86319256555546 5.7906e-06 deg
node 103.309675333076 2.8435e-05 deg
peri 224.2549207433101 8.0266e-05 deg
M 338.4590945988075 7.44e-05 deg
tp 2458723.053525626773
(2019-Aug-27.55352563)
0.00042311 TDB
period 2048.162247776081
5.61
3.3359e-05
9.133e-08
d
yr
n .1757673252648282 2.8627e-09 deg/d
Q 3.282289742693871 3.5639e-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 = 2.02694 au 
 Jupiter MOID = 1.92048 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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