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347629 (2001 SY174)
Classification: Main-belt Asteroid          SPK-ID: 2347629
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 .2089595648102006 5.9936e-08  
a 2.690064108166882 1.8385e-08 au
q 2.12794948281279 1.5979e-07 au
i 6.05551991514157 6.3496e-06 deg
node 43.50227159080134 5.9747e-05 deg
peri 324.6475700089261 6.1407e-05 deg
M 83.50559820113223 1.5843e-05 deg
tp 2458626.686085953167
(2019-May-23.18608595)
6.895e-05 TDB
period 1611.544758145751
4.41
1.6521e-05
4.523e-08
d
yr
n .2233881486569552 2.2901e-09 deg/d
Q 3.252178733520974 2.2227e-08 au
  Orbit Determination Parameters
   # obs. used (total)      290  
   data-arc span      6704 days (18.35 yr)  
   first obs. used      2001-08-27  
   last obs. used      2020-01-04  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .63939  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jan-30 08:21:24  

Additional Information
 Earth MOID = 1.1309 au 
 Jupiter MOID = 2.21586 au 
 T_jup = 3.333 
[ 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 16.4   n/a MPO455522  
diameter diameter 3.000 km 0.144 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
rotation period rot_per 57.824 h n/a LCDB (Rev. 2019-August); 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 0.059   0.014 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

347629 (2001 SY174)          Discovered 2001-Sep-16 by LINEAR at Socorro
Reference: 20121228/Numbers.arcLast Updated: 2013-01-02
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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