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100126 (1993 QK7)
Classification: Main-belt Asteroid          SPK-ID: 2100126
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1534807362625094 5.6198e-08  
a 2.653320948247197 1.5768e-08 au
q 2.246087295569478 1.4682e-07 au
i 13.19667903398545 7.4452e-06 deg
node 346.2174555590562 2.1324e-05 deg
peri 301.4998891256839 3.3123e-05 deg
M 156.2735528654315 2.6621e-05 deg
tp 2458515.223102621691
(2019-Jan-31.72310262)
0.00011608 TDB
period 1578.640009987015
4.32
1.4072e-05
3.853e-08
d
yr
n .228044391199081 2.0328e-09 deg/d
Q 3.060554600924915 1.8188e-08 au
  Orbit Determination Parameters
   # obs. used (total)      718  
   data-arc span      10016 days (27.42 yr)  
   first obs. used      1993-08-15  
   last obs. used      2021-01-16  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .50638  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Feb-24 08:24:31  

Additional Information
 Earth MOID = 1.25988 au 
 Jupiter MOID = 2.28534 au 
 T_jup = 3.335 
[ 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 15.3   n/a MPO493562  
diameter diameter 2.786 km 0.544 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.228   0.079 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

100126 (1993 QK7)          Discovered 1993-Aug-20 by Elst, E. W. at La Silla
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

Alternate Designations
 1993 QK7 = 2002 TE220 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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