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173909 (2001 VC17)
Classification: Main-belt Asteroid          SPK-ID: 2173909
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 22 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1205408754827096 6.4075e-08  
a 3.105617323516781 2.4499e-08 au
q 2.731263492425799 2.0155e-07 au
i 17.21110646155888 7.0482e-06 deg
node 4.971435788599651 1.5545e-05 deg
peri 136.8517441433036 2.8756e-05 deg
M 71.06269455082771 2.2722e-05 deg
tp 2458605.897794728770
(2019-May-02.39779473)
0.00012518 TDB
period 1999.034722726934
5.47
2.3655e-05
6.476e-08
d
yr
n .180086916904032 2.131e-09 deg/d
Q 3.479971154607763 2.7452e-08 au
  Orbit Determination Parameters
   # obs. used (total)      543  
   data-arc span      6758 days (18.50 yr)  
   first obs. used      2001-10-25  
   last obs. used      2020-04-26  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .62614  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-21 03:32:08  

Additional Information
 Earth MOID = 1.76592 au 
 Jupiter MOID = 1.56307 au 
 T_jup = 3.141 
[ 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 14.8   n/a MPO475471  
diameter diameter 6.135 km 0.232 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.051   0.008 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

173909 (2001 VC17)          Discovered 2001-Nov-10 by Kusnirak, P., Pravec, P. at Ondrejov
Reference: 20080122/Numbers.arcLast Updated: 2008-01-28

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