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173644 (2001 FC161)
Classification: Main-belt Asteroid          SPK-ID: 2173644
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 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .125997266426394 4.6754e-08  
a 2.394813499277369 1.4403e-08 au
q 2.093073544767394 1.1214e-07 au
i 7.532532211415561 5.1694e-06 deg
node 76.08023133421753 3.5153e-05 deg
peri 113.5944569578108 4.0811e-05 deg
M 65.16741985976934 2.1065e-05 deg
tp 2458755.461684116158
(2019-Sep-28.96168412)
7.8246e-05 TDB
period 1353.648708327048
3.71
1.2212e-05
3.343e-08
d
yr
n .2659478768645361 2.3992e-09 deg/d
Q 2.696553453787345 1.6218e-08 au
  Orbit Determination Parameters
   # obs. used (total)      456  
   data-arc span      6577 days (18.01 yr)  
   first obs. used      2001-03-29  
   last obs. used      2019-04-01  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .59297  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 14:42:40  

Additional Information
 Earth MOID = 1.10581 au 
 Jupiter MOID = 2.28495 au 
 T_jup = 3.507 
[ 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 16.2   n/a MPO427059  
diameter diameter 3.009 km 0.901 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.065   0.022 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

173644 (2001 FC161)          Discovered 2001-Mar-29 by NEAT at Haleakala
Reference: 20080122/Numbers.arcLast Updated: 2008-01-28
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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