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6072 Hooghoudt (1280 T-1)
Classification: Main-belt Asteroid          SPK-ID: 2006072
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2457000.5 (2014-Dec-09.0) TDB
Reference: JPL 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .018798338463887 5.3112e-08  
a 3.156577344729353 2.7457e-08 AU
q 3.097238935415693 1.6127e-07 AU
i 9.139016630442194 5.557e-06 deg
node 189.0858311763026 3.2687e-05 deg
peri 113.9424091787296 0.00016881 deg
M 177.6714148116904 0.00016866 deg
tp 2455989.530299724049
(2012-Mar-03.03029972)
0.00095429 JED
period 2048.439207202144
5.61
2.6727e-05
7.317e-08
d
yr
n .1757435606261926 2.293e-09 deg/d
Q 3.215915754043014 2.7973e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      1363  
   data-arc span      16134 days (44.17 yr)  
   first obs. used      1971-03-24  
   last obs. used      2015-05-26  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .49575  
   data source      ORB  
   producer      Otto Matic  
   solution date      2015-Sep-02 14:17:59  

Additional Information
 Earth MOID = 2.09819 AU 
 T_jup = 3.186 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 12.0 mag n/a MPO279578  
rotation period rot_per 4.2679 h n/a LCDB (Rev. 2015-July); 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., in press.]

6072 Hooghoudt (1280 T-1)          Discovered 1971-Mar-25 by van Houten and Gehrels at Palomar
Reference: DISCOVERY.DBLast Updated: 2003-08-29

[ show close-approach data ]
Alternate Designations
 1280 T-1 = 1979 SO10 = 1979 UJ4 = 1990 SY25 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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