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JPL Small-Body Database Browser
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11244 Andrekuipers (4314 T-2)
Classification: Main-belt Asteroid          SPK-ID: 2011244
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 24 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1726162362506122 3.9448e-08  
a 2.426562504606222 8.0906e-09 au
q 2.007698418034237 9.3929e-08 au
i 3.646555377101282 4.3952e-06 deg
node 95.86819450101744 5.7209e-05 deg
peri 323.8958530928664 5.8507e-05 deg
M 83.3143050541115 1.2303e-05 deg
tp 2458680.976557877853
(2019-Jul-16.47655788)
4.6913e-05 TDB
period 1380.65652818281
3.78
6.905e-06
1.89e-08
d
yr
n .2607455168258425 1.3041e-09 deg/d
Q 2.845426591178207 9.4871e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1403  
   data-arc span      20883 days (57.17 yr)  
   first obs. used      1962-12-03  
   last obs. used      2020-02-05  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .50822  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-22 19:59:10  

Additional Information
 Earth MOID = 1.02174 au 
 Jupiter MOID = 2.47997 au 
 T_jup = 3.487 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456909.5 (2014-Sep-09.0) TDB
Reference: JPL 24 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1711378239006975 3.9274e-08  
q 2.012031796744949 9.3359e-08 au
tp 2457298.678567589244
(2015-Oct-03.17856759)
4.7135e-05 TDB
node 95.94905100023429 5.7245e-05 deg
peri 323.5858796178583 5.858e-05 deg
i 3.64520422971398 4.3928e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      1403  
   data-arc span      20883 days (57.17 yr)  
   first obs. used      1962-12-03  
   last obs. used      2020-02-05  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .50822  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-22 19:59:10  

Additional Information
 Jupiter MOID = 2.47997 au 
 T_jup = 3.487 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.542428136645046E-15 -3.657965778353919E-15 4.187344119062503E-13 5.859852247767397E-15 4.172651503963225E-14 4.461149105443961E-16
q -3.657965778353919E-15 8.715850062660581E-15 -1.011184685304239E-12 -1.396303718203189E-14 -1.069900016641913E-13 -1.039068835912934E-15
tp 4.187344119062503E-13 -1.011184685304239E-12 2.221687113732079E-9 -2.812459119269068E-12 5.909391715353022E-10 -5.0775133617693E-13
node 5.859852247767397E-15 -1.396303718203189E-14 -2.812459119269068E-12 3.277026995275972E-9 -3.270847395015359E-9 2.3209553673886E-11
peri 4.172651503963225E-14 -1.069900016641913E-13 5.909391715353022E-10 -3.270847395015359E-9 3.431618546116456E-9 -2.332270461226577E-11
i 4.461149105443961E-16 -1.039068835912934E-15 -5.0775133617693E-13 2.3209553673886E-11 -2.332270461226577E-11 1.929635492768374E-11

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 14.4   n/a MPO350892  
rotation period rot_per 18.914 h n/a LCDB (Rev. 2019-August); Warner et al., 2009 Result based on less than full coverage, so that the period may be wrong by 30 percent or so.
Published Reference List:
[Waszczak, A.; Chang, C.-K.; Ofeck, E.O.; Laher, F.; et al. (2015) Astron. J. 150, A75.]

11244 Andrékuipers           Discovered 1973 Sept. 29 by C. J. van Houten and I. van Houten-Groeneveld on Palomar Schmidt plates taken by T. Gehrels.
Dutch physician André Kuipers (b. 1958) is a European Space Agency astronaut who has had an inspiring role in promoting space among young people.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20070730/MPCPages.arcLast Updated: 2007-08-07

[ show close-approach data ]
Alternate Designations
 4314 T-2 = 1962 XR1 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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