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201598 (2003 SA155)
Classification: Main-belt Asteroid          SPK-ID: 2201598
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 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .0802610375170603 5.5936e-08  
a 2.738278414356483 2.8976e-08 au
q 2.518501347809661 1.5834e-07 au
i 4.462497230940323 6.5305e-06 deg
node 300.3633921323588 7.5741e-05 deg
peri 65.25013620346779 8.6435e-05 deg
M 162.9957614551987 4.3569e-05 deg
tp 2457851.143219008574
(2017-Apr-07.64321901)
0.00019549 TDB
period 1655.064148591756
4.53
2.6271e-05
7.193e-08
d
yr
n .2175142276547487 3.4526e-09 deg/d
Q 2.958055480903305 3.1302e-08 au
  Orbit Determination Parameters
   # obs. used (total)      375  
   data-arc span      5677 days (15.54 yr)  
   first obs. used      2003-09-19  
   last obs. used      2019-04-05  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .61068  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 17:47:21  

Additional Information
 Earth MOID = 1.51933 au 
 Jupiter MOID = 2.44083 au 
 T_jup = 3.342 
[ 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 15.7   n/a MPO436980  
diameter diameter 3.398 km 0.866 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.088   0.063 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

201598 (2003 SA155)          Discovered 2003-Sep-19 by LONEOS at Anderson Mesa
Reference: 20081212/Numbers.arcLast Updated: 2008-12-12

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