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173140 (1995 SH19)
Classification: Main-belt Asteroid          SPK-ID: 2173140
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 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1140367515085425 6.3331e-08  
a 3.121373129887201 3.6645e-08 au
q 2.765421877908813 2.0531e-07 au
i .5773193133213993 8.9136e-06 deg
node 185.4546118129664 0.00058405 deg
peri 118.7488777968083 0.00058517 deg
M 157.2865942879999 3.7418e-05 deg
tp 2457720.452393525957
(2016-Nov-27.95239353)
0.00020579 TDB
period 2014.266630699288
5.51
3.5471e-05
9.711e-08
d
yr
n .1787250975185046 3.1473e-09 deg/d
Q 3.47732438186559 4.0823e-08 au
  Orbit Determination Parameters
   # obs. used (total)      337  
   data-arc span      8484 days (23.23 yr)  
   first obs. used      1995-09-18  
   last obs. used      2018-12-10  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57488  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 13:23:29  

Additional Information
 Earth MOID = 1.74949 au 
 Jupiter MOID = 1.73506 au 
 T_jup = 3.206 
[ 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 MPO280922  
diameter diameter 3.226 km 0.831 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
rotation period rot_per 84. h n/a LCDB (Rev. 2019-January); Warner et al., 2009 Result based on fragmentary lightcurve(s), may be completely wrong.
Published Reference List:
[Masiero, J.; Jedicke, R.; Durecy, J.; Gwyn, S.; et al. (2009) Icarus 204, 145-171.]
geometric albedo albedo 0.074   0.026 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

173140 (1995 SH19)          Discovered 1995-Sep-18 by Spacewatch at Kitt Peak
Reference: 20080122/Numbers.arcLast Updated: 2008-01-28

[ show close-approach data ]
Alternate Designations
 1995 SH19 = 2004 FR78 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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