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JPL Small-Body Database Browser
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105288 (2000 QL44)
Classification: Main-belt Asteroid          SPK-ID: 2105288
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 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1591832191774054 3.9758e-08  
a 3.07904932896644 3.1159e-08 au
q 2.588916344775532 1.3356e-07 au
i 9.842604661912826 6.973e-06 deg
node 334.4493757266927 2.4833e-05 deg
peri 271.9259500297403 3.3084e-05 deg
M 303.7200815444583 2.2412e-05 deg
tp 2459309.013629971292
(2021-Apr-04.51362997)
0.00012412 TDB
period 1973.437592618422
5.40
2.9956e-05
8.202e-08
d
yr
n .1824227942887924 2.7691e-09 deg/d
Q 3.569182313157348 3.6119e-08 au
  Orbit Determination Parameters
   # obs. used (total)      429  
   data-arc span      7103 days (19.45 yr)  
   first obs. used      2000-08-21  
   last obs. used      2020-02-01  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55219  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-24 02:20:14  

Additional Information
 Earth MOID = 1.59964 au 
 Jupiter MOID = 1.64985 au 
 T_jup = 3.186 
[ 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 15.0   n/a MPO426662  
diameter diameter 3.379 km 0.743 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.204   0.044 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

105288 (2000 QL44)          Discovered 2000-Aug-24 by LINEAR at Socorro
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

[ show close-approach data ]
Alternate Designations
 2000 QL44 = 2004 DA42 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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