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JPL Small-Body Database Browser
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109522 (2001 QU243)
Classification: Main-belt Asteroid          SPK-ID: 2109522
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08107437910991902 4.882e-08  
a 2.974965951029631 2.059e-08 au
q 2.733772433676754 1.4827e-07 au
i 10.31773890715731 5.5854e-06 deg
node 347.3643691870325 2.5704e-05 deg
peri 314.1083296584978 4.0433e-05 deg
M 201.3671825689179 3.3167e-05 deg
tp 2459426.370518299184
(2021-Jul-30.87051830)
0.00017588 TDB
period 1874.223703533941
5.13
1.9457e-05
5.327e-08
d
yr
n .1920795256837283 1.9941e-09 deg/d
Q 3.216159468382509 2.2259e-08 au
  Orbit Determination Parameters
   # obs. used (total)      842  
   data-arc span      21376 days (58.52 yr)  
   first obs. used      1960-09-24  
   last obs. used      2019-04-04  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .50928  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 09:31:47  

Additional Information
 Earth MOID = 1.73005 au 
 Jupiter MOID = 2.08413 au 
 T_jup = 3.232 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 14.2   n/a MPO432617  
diameter diameter 5.492 km 0.540 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.134   0.021 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

109522 (2001 QU243)          Discovered 2001-Aug-24 by Spacewatch at Kitt Peak
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

Alternate Designations
 2001 QU243 = 6282 P-L 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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