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JPL Small-Body Database Browser
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172519 (2003 SQ255)
Classification: Main-belt Asteroid          SPK-ID: 2172519
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1615809270593454 4.9855e-08  
a 2.376116423853121 1.2926e-08 au
q 1.992181329285997 1.1506e-07 au
i 2.341341561938238 5.831e-06 deg
node 4.135938152852041 0.00012006 deg
peri 72.24960835568602 0.00012189 deg
M 157.7026341718784 1.7554e-05 deg
tp 2458414.447601117953
(2018-Oct-22.94760112)
6.5218e-05 TDB
period 1337.827137164959
3.66
1.0916e-05
2.989e-08
d
yr
n .2690930614271211 2.1957e-09 deg/d
Q 2.760051518420245 1.5014e-08 au
  Orbit Determination Parameters
   # obs. used (total)      420  
   data-arc span      9091 days (24.89 yr)  
   first obs. used      1994-04-15  
   last obs. used      2019-03-06  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5107  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 12:24:51  

Additional Information
 Earth MOID = 1.00889 au 
 Jupiter MOID = 2.48815 au 
 T_jup = 3.523 
[ 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 16.8   n/a MPO320780  
diameter diameter 2.349 km 0.791 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.067   0.056 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

172519 (2003 SQ255)          Discovered 2003-Sep-27 by Spacewatch at Kitt Peak
Reference: 20071224/Numbers.arcLast Updated: 2007-12-22

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