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JPL Small-Body Database Browser
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243320 Jackuipers (2008 SG12)
Classification: Outer Main-belt Asteroid          SPK-ID: 2243320
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 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08033091750465669 4.9116e-08  
a 3.371764203179055 5.7508e-08 au
q 3.100907291128324 1.8784e-07 au
i 7.627995186373379 6.6634e-06 deg
node 233.3560905731646 3.9533e-05 deg
peri 54.0936830213447 6.4637e-05 deg
M 321.6590044406445 4.697e-05 deg
tp 2458841.349142842833
(2019-Dec-23.84914284)
0.00029283 TDB
period 2261.4355772059
6.19
5.7856e-05
1.584e-07
d
yr
n .1591909155532059 4.0727e-09 deg/d
Q 3.642621115229786 6.2128e-08 au
  Orbit Determination Parameters
   # obs. used (total)      288  
   data-arc span      6168 days (16.89 yr)  
   first obs. used      2002-10-04  
   last obs. used      2019-08-24  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .59048  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Sep-24 04:15:44  

Additional Information
 Earth MOID = 2.09223 au 
 Jupiter MOID = 1.48333 au 
 T_jup = 3.134 
[ 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 15.2   n/a MPO440238  
diameter diameter 5.814 km 2.702 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.040   0.033 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

243320 Jackuipers           Discovered 2008 Sept. 24 at the Calvin-Rehoboth Observatory.
Jack Kuipers (b. 1921), author of a text on quaternions, taught mathematics at Calvin College for 20 years after a 17-year engineering career in the aerospace industry.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20101128/MPCPages.arcLast Updated: 2010-12-06

[ show close-approach data ]
Alternate Designations
 2008 SG12 = 2002 TX134 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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