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27064 (1998 SY63)
Classification: Main-belt Asteroid          SPK-ID: 2027064
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 34 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09362425616231931 4.1186e-08  
a 2.314960240749324 7.9807e-09 au
q 2.098223810163825 9.4413e-08 au
i 6.96569600248207 4.3803e-06 deg
node 53.96513910010108 2.8267e-05 deg
peri 144.9844427424009 3.3596e-05 deg
M 125.1623710023061 1.918e-05 deg
tp 2458153.214301430279
(2018-Feb-03.71430143)
6.797e-05 TDB
period 1286.511674360441
3.52
6.6528e-06
1.821e-08
d
yr
n .2798264541042471 1.447e-09 deg/d
Q 2.531696671334823 8.7279e-09 au
  Orbit Determination Parameters
   # obs. used (total)      2185  
   data-arc span      14837 days (40.62 yr)  
   first obs. used      1979-04-20  
   last obs. used      2019-12-03  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .43079  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-14 01:34:07  

Additional Information
 Earth MOID = 1.09904 au 
 Jupiter MOID = 2.4312 au 
 T_jup = 3.566 
[ 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 13.1   n/a MPO347724  
diameter diameter 5.761 km 0.133 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.404   0.057 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

27064 (1998 SY63)          Discovered 1998-Sep-20 by Elst, E. W. at La Silla
Reference: 20010804/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1998 SY63 = 1979 HF2 = 1979 HX2 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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