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JPL Small-Body Database Browser
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173028 (2006 QP18)
Classification: Main-belt Asteroid          SPK-ID: 2173028
[ 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 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08530749838631904 6.4331e-08  
a 3.047900948956337 3.4443e-08 au
q 2.787892143671584 1.9376e-07 au
i 11.0096511549762 8.397e-06 deg
node 29.07383998405239 2.6747e-05 deg
peri 200.7036565113451 4.8019e-05 deg
M 233.0181167339738 4.1099e-05 deg
tp 2459286.049729190175
(2021-Mar-12.54972919)		 0.00022508 TDB
period 1943.567823698306
5.32		 3.2945e-05
9.02e-08		 d
yr
n .1852263633974842 3.1397e-09 deg/d
Q 3.30790975424109 3.7381e-08 au
   Orbit Determination Parameters
   # obs. used (total)      372  
   data-arc span      9918 days (27.15 yr)  
   first obs. used      1991-11-09  
   last obs. used      2019-01-04  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .62995  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 07:42:06  

Additional Information
 Earth MOID = 1.78156 au 
 Jupiter MOID = 1.67871 au 
 T_jup = 3.204 
[ 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 15.1   n/a MPO427055  
diameter diameter 3.065 km 0.660 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.171   0.053 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

173028 (2006 QP18)          Discovered 2006-Aug-17 by NEAT at Palomar
Reference: 20071224/Numbers.arcLast Updated: 2007-12-22

[ show close-approach data ]
Alternate Designations
 2006 QP18 = 2005 CG77 = 2007 TC216 
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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