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193731 (2001 FY162)
Classification: Main-belt Asteroid          SPK-ID: 2193731
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2323518749575195 3.6818e-08  
a 2.653006741827353 1.8981e-08 au
q 2.036575651088828 9.6085e-08 au
i 10.21354528359057 5.3395e-06 deg
node 172.2059554058551 2.5204e-05 deg
peri 263.265028972902 2.8147e-05 deg
M 139.7395713640713 1.3835e-05 deg
tp 2457987.835292869317
(2017-Aug-22.33529287)
5.7526e-05 TDB
period 1578.359604327184
4.32
1.6939e-05
4.638e-08
d
yr
n .2280849047409948 2.4478e-09 deg/d
Q 3.269437832565879 2.3391e-08 au
  Orbit Determination Parameters
   # obs. used (total)      458  
   data-arc span      7156 days (19.59 yr)  
   first obs. used      1999-10-07  
   last obs. used      2019-05-11  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .556  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-May-30 08:11:34  

Additional Information
 Earth MOID = 1.08069 au 
 Jupiter MOID = 2.13263 au 
 T_jup = 3.328 
[ 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 15.7   n/a MPO436958  
diameter diameter 3.656 km 0.480 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
rotation period rot_per 14.232 h n/a LCDB (Rev. 2019-January); Warner et al., 2009 Result based on less than full coverage, so that the period may be wrong by 30 percent or so.
Published Reference List:
[Waszczak, A.; Chang, C.-K.; Ofeck, E.O.; Laher, F.; et al. (2015) Astron. J. 150, A75.]
geometric albedo albedo 0.076   0.028 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

193731 (2001 FY162)          Discovered 2001-Mar-18 by LINEAR at Socorro
Reference: 20081113/Numbers.arcLast Updated: 2008-11-17

Alternate Designations
 2001 FY162 = 1999 TC279 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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