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173688 (2001 PM5)
Classification: Main-belt Asteroid          SPK-ID: 2173688
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1580105171682566 3.4553e-08  
a 2.731460938150962 1.7381e-08 au
q 2.299861382688837 9.3462e-08 au
i 9.809915671141429 4.6631e-06 deg
node 103.7600603440766 2.81e-05 deg
peri 227.4979005177399 3.3309e-05 deg
M 54.78301438719804 1.7811e-05 deg
tp 2458749.580540935193
(2019-Sep-23.08054094)
8.0841e-05 TDB
period 1648.887091624505
4.51
1.5739e-05
4.309e-08
d
yr
n .2183290789458018 2.084e-09 deg/d
Q 3.163060493613087 2.0128e-08 au
  Orbit Determination Parameters
   # obs. used (total)      419  
   data-arc span      6658 days (18.23 yr)  
   first obs. used      2001-08-10  
   last obs. used      2019-11-02  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57557  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-04 14:34:26  

Additional Information
 Earth MOID = 1.30123 au 
 Jupiter MOID = 2.19436 au 
 T_jup = 3.315 
[ 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 15.8   n/a MPO439993  
diameter diameter 1.963 km 0.312 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.219   0.074 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

173688 (2001 PM5)          Discovered 2001-Aug-10 by NEAT at Palomar
Reference: 20080122/Numbers.arcLast Updated: 2008-01-28

Alternate Designations
 2001 PM5 = 2005 NB50 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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