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129332 Markhunten (2005 UJ50)
Classification: Main-belt Asteroid          SPK-ID: 2129332
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .06422393605045516 5.9018e-08  
a 2.663804035884837 2.1925e-08 au
q 2.492724055833225 1.5103e-07 au
i 12.09090486232157 6.0265e-06 deg
node 28.52717103340053 2.3243e-05 deg
peri 283.0353212996978 8.8258e-05 deg
M 208.6905346811027 9.3639e-05 deg
tp 2459667.944919436558
(2022-Mar-29.44491944)
0.0004172 TDB
period 1588.004891106781
4.35
1.9605e-05
5.368e-08
d
yr
n .22669955364501 2.7988e-09 deg/d
Q 2.834884015936449 2.3333e-08 au
  Orbit Determination Parameters
   # obs. used (total)      584  
   data-arc span      7677 days (21.02 yr)  
   first obs. used      1999-04-13  
   last obs. used      2020-04-19  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .58457  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-20 21:43:32  

Additional Information
 Earth MOID = 1.51382 au 
 Jupiter MOID = 2.34149 au 
 T_jup = 3.350 
[ 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 15.4   n/a MPO502831  

129332 Markhunten           Discovered 2005 Oct. 23 by the Catalina Sky Survey.
Mark Hunten (b. 1954) worked as a senior electrical engineer on the OSIRIS-REx Asteroid Sample Return Mission OCAMS camera. He also worked on the Gemini 8-m telescopes and the MONSOON CCD and IR array controller.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: MPC batch dated 2016-08-18Last Updated: 2016-08-22

[ show close-approach data ]
Alternate Designations
 2005 UJ50 = 2001 XV37 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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