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150174 (1998 DU32)
Classification: Main-belt Asteroid          SPK-ID: 2150174
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 22 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1203825182754084 6.2753e-08  
a 2.766837101575538 2.4128e-08 au
q 2.433758283630043 1.7471e-07 au
i 13.16259813277515 5.0219e-06 deg
node 102.4787436145838 2.5751e-05 deg
peri 126.9231214430246 3.3109e-05 deg
M 314.0069253649407 2.448e-05 deg
tp 2459415.265123075793
(2021-Jul-19.76512308)		 0.00011582 TDB
period 1681.023608896762
4.60		 2.1989e-05
6.02e-08		 d
yr
n .2141552314284653 2.8013e-09 deg/d
Q 3.099915919521032 2.7033e-08 au
   Orbit Determination Parameters
   # obs. used (total)      548  
   data-arc span      8368 days (22.91 yr)  
   first obs. used      1998-02-25  
   last obs. used      2021-01-23  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57729  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Feb-24 10:38:31  

Additional Information
 Earth MOID = 1.44483 au 
 Jupiter MOID = 2.00763 au 
 T_jup = 3.290 
[ 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 15.23   n/a E2021B55  
diameter diameter 6.607 km 1.001 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.044   0.011 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

150174 (1998 DU32)          Discovered 1998-Feb-25 by BAO Schmidt CCD Asteroid Program at Xinglong
Reference: 20070303/Numbers.arcLast Updated: 2007-03-07

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