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17604 (1995 SO26)
Classification: Main-belt Asteroid          SPK-ID: 2017604
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 35 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .05127705074321689 3.1597e-08  
a 2.999052982022221 1.5426e-08 au
q 2.845270390081472 9.1985e-08 au
i 9.908781749477996 3.1654e-06 deg
node 196.5142467442091 2.0257e-05 deg
peri 278.6903760158713 3.9891e-05 deg
M 217.6167449342496 3.6428e-05 deg
tp 2459950.793269488451
(2023-Jan-06.29326949)
0.00019374 TDB
period 1897.031900914976
5.19
1.4637e-05
4.007e-08
d
yr
n .1897701350337677 1.4642e-09 deg/d
Q 3.152835573962971 1.6217e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1789  
   data-arc span      9225 days (25.26 yr)  
   first obs. used      1995-09-19  
   last obs. used      2020-12-21  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .48231  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 02:07:49  

Additional Information
 Earth MOID = 1.88269 au 
 Jupiter MOID = 1.92132 au 
 T_jup = 3.229 
[ 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 13.63   n/a E2021B10  
diameter diameter 5.872 km 0.223 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.224   0.014 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

17604 (1995 SO26)          Discovered 1995-Sep-19 by Spacewatch at Kitt Peak
Reference: 20001013/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1995 SO26 = 1998 ET2 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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