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JPL Small-Body Database Browser
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393987 (2005 UD404)
Classification: Main-belt Asteroid          SPK-ID: 2393987
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .05186734316076941 8.8159e-08  
a 3.168352434392755 6.3885e-08 au
q 3.004018411423846 2.9586e-07 au
i 10.00555643287731 9.8086e-06 deg
node 77.59940682675725 4.4165e-05 deg
peri 196.4039411140498 0.00010497 deg
M 345.5951688454317 9.9606e-05 deg
tp 2459082.924121171618
(2020-Aug-21.42412117)
0.00057083 TDB
period 2059.911935335133
5.64
6.2302e-05
1.706e-07
d
yr
n .174764752718145 5.2858e-09 deg/d
Q 3.332686457361663 6.7198e-08 au
  Orbit Determination Parameters
   # obs. used (total)      144  
   data-arc span      4935 days (13.51 yr)  
   first obs. used      2005-10-29  
   last obs. used      2019-05-04  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53399  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-May-30 09:56:29  

Additional Information
 Earth MOID = 1.98929 au 
 Jupiter MOID = 1.7336 au 
 T_jup = 3.177 
[ 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 15.8   n/a MPO434466  

393987 (2005 UD404)          Discovered 2005-Oct-29 by Spacewatch at Kitt Peak
Reference: Last Updated: 2014-05-15

[ show close-approach data ]
Alternate Designations
 2005 UD404 = 2005 VO88 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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