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JPL Small-Body Database Browser
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193830 (2001 QS41)
Classification: Outer Main-belt Asteroid          SPK-ID: 2193830
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 24 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .03710311754385889 5.3737e-08  
a 3.214974706184626 3.9174e-08 au
q 3.095689121760525 1.7048e-07 au
i 11.00277946514462 4.9166e-06 deg
node 125.7219961746392 2.6687e-05 deg
peri 45.23714471844999 7.2843e-05 deg
M 165.2458244733184 6.8553e-05 deg
tp 2457634.020245307977
(2016-Sep-02.52024531)
0.00039757 TDB
period 2105.546163106275
5.76
3.8483e-05
1.054e-07
d
yr
n .1709770159913751 3.125e-09 deg/d
Q 3.334260290608728 4.0627e-08 au
  Orbit Determination Parameters
   # obs. used (total)      554  
   data-arc span      7558 days (20.69 yr)  
   first obs. used      1999-02-18  
   last obs. used      2019-10-29  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57938  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-07 21:48:06  

Additional Information
 Earth MOID = 2.11536 au 
 Jupiter MOID = 1.69955 au 
 T_jup = 3.161 
[ 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 14.6   n/a MPO454346  
diameter diameter 4.439 km 0.900 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.142   0.026 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

193830 (2001 QS41)          Discovered 2001-Aug-16 by LINEAR at Socorro
Reference: 20081113/Numbers.arcLast Updated: 2008-11-17

[ show close-approach data ]
Alternate Designations
 2001 QS41 = 2005 EB85 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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