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109124 (2001 QT45)
Classification: Main-belt Asteroid          SPK-ID: 2109124
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 23 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .06692195208881871 4.3376e-08  
a 3.099745960700204 2.9186e-08 au
q 2.892304910030715 1.4227e-07 au
i 10.45981633973748 5.4331e-06 deg
node 138.4653653231284 2.7813e-05 deg
peri 301.8390390747746 5.2575e-05 deg
M 335.8117599702662 4.5513e-05 deg
tp 2458734.433540622405
(2019-Sep-07.93354062)
0.00025259 TDB
period 1993.368453628518
5.46
2.8153e-05
7.708e-08
d
yr
n .1805988247404507 2.5507e-09 deg/d
Q 3.307187011369692 3.1139e-08 au
  Orbit Determination Parameters
   # obs. used (total)      655  
   data-arc span      9779 days (26.77 yr)  
   first obs. used      1993-01-22  
   last obs. used      2019-11-01  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .58261  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-04 10:13:25  

Additional Information
 Earth MOID = 1.92496 au 
 Jupiter MOID = 1.85368 au 
 T_jup = 3.193 
[ 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 14.7   n/a MPO453550  
diameter diameter 4.253 km 0.944 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.170   0.069 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

109124 (2001 QT45)          Discovered 2001-Aug-16 by LINEAR at Socorro
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

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