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190172 (2005 UQ230)
Classification: Main-belt Asteroid          SPK-ID: 2190172
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1629819295049634 4.1637e-08  
a 2.294606255417926 1.0849e-08 au
q 1.920626900455754 9.5863e-08 au
i 3.274006840746415 5.3102e-06 deg
node 142.0478475088925 7.9823e-05 deg
peri 259.1136295785259 8.1621e-05 deg
M 132.3147150462304 1.669e-05 deg
tp 2458733.876795606505
(2019-Sep-07.37679561)
5.7924e-05 TDB
period 1269.581796121201
3.48
9.004e-06
2.465e-08
d
yr
n .2835579409691161 2.011e-09 deg/d
Q 2.668585610380099 1.2617e-08 au
  Orbit Determination Parameters
   # obs. used (total)      357  
   data-arc span      6250 days (17.11 yr)  
   first obs. used      2003-01-04  
   last obs. used      2020-02-14  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54847  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 07:04:45  

Additional Information
 Earth MOID = .930992 au 
 Jupiter MOID = 2.73229 au 
 T_jup = 3.576 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 17.23   n/a E2021B55  
diameter diameter 2.045 km 0.297 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.056   0.041 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

190172 (2005 UQ230)          Discovered 2005-Oct-25 by CSS at Catalina
Reference: 20080819/Numbers.arcLast Updated: 2008-08-25
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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