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78600 (2002 SR27)
Classification: Main-belt Asteroid          SPK-ID: 2078600
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 24 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1719765798722776 5.441e-08  
a 3.086042945435039 2.1741e-08 au
q 2.555315834340151 1.7524e-07 au
i 5.905073002005405 4.85e-06 deg
node 91.05977753190648 5.8961e-05 deg
peri 280.4074214614662 6.0537e-05 deg
M 94.12213863283976 1.531e-05 deg
tp 2458482.785104119550
(2018-Dec-30.28510412)
8.218e-05 TDB
period 1980.164977381145
5.42
2.0926e-05
5.729e-08
d
yr
n .1818030336422351 1.9212e-09 deg/d
Q 3.616770056529927 2.548e-08 au
  Orbit Determination Parameters
   # obs. used (total)      585  
   data-arc span      9033 days (24.73 yr)  
   first obs. used      1995-05-29  
   last obs. used      2020-02-20  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .58446  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 21:26:15  

Additional Information
 Earth MOID = 1.56389 au 
 Jupiter MOID = 1.87886 au 
 T_jup = 3.195 
[ 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 15.0   n/a MPO417368  
diameter diameter 4.780 km 0.930 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.085   0.013 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

78600 (2002 SR27)          Discovered 2002-Sep-29 by NEAT at Haleakala
Reference: 20040415/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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