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JPL Small-Body Database Browser
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452444 (2003 SQ111)
Classification: Main-belt Asteroid          SPK-ID: 2452444
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 10 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .3632205834357158 4.8361e-07  
a 3.199756744897228 1.3783e-07 au
q 2.03753923316329 1.4629e-06 au
i 26.85443834212264 1.5362e-05 deg
node 21.43968644619033 2.9258e-05 deg
peri 51.93354141248032 0.00011149 deg
M 226.7588567578152 3.0895e-05 deg
tp 2459374.266140398248
(2021-Jun-08.76614040)
0.00017804 TDB
period 2090.61408334702
5.72
0.00013508
3.698e-07
d
yr
n .1721982085874257 1.1126e-08 deg/d
Q 4.361974256631166 1.8789e-07 au
  Orbit Determination Parameters
   # obs. used (total)      161  
   data-arc span      4635 days (12.69 yr)  
   first obs. used      2003-09-20  
   last obs. used      2016-05-29  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56407  
   source      ORB  
   producer      Otto Matic  
   solution date      2018-Oct-04 12:21:50  

Additional Information
 Earth MOID = 1.13478 au 
 Jupiter MOID = 1.63338 au 
 T_jup = 2.930 
[ 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 16.1   n/a MPO382632  
diameter diameter 3.021 km 0.020 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.086   0.010 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

452444 (2003 SQ111)          Discovered 2003-Sep-20 by LINEAR at Socorro
Reference: Last Updated: 2016-01-04

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