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39532 (1990 HZ1)
Classification: Main-belt Asteroid          SPK-ID: 2039532
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2457600.5 (2016-Jul-31.0) TDB
Reference: JPL 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1842397184742933 6.3211e-08  
a 3.086687363531952 3.9208e-08 au
q 2.517996952656667 2.0704e-07 au
i 15.29372634536284 6.6812e-06 deg
node 130.707967562913 2.6998e-05 deg
peri 6.36615400871487 3.5655e-05 deg
M 333.1574064709708 2.69e-05 deg
tp 2457748.192814652486
(2016-Dec-25.69281465)
0.00015007 JED
period 1980.785247796355
5.42
3.7741e-05
1.033e-07
d
yr
n .1817461031681773 3.4629e-09 deg/d
Q 3.655377774407237 4.6432e-08 au
  Orbit Determination Parameters
   # obs. used (total)      786  
   data-arc span      9439 days (25.84 yr)  
   first obs. used      1990-04-27  
   last obs. used      2016-02-29  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .5204  
   data source      ORB  
   producer      Otto Matic  
   solution date      2016-Mar-24 17:26:16  

Additional Information
 Earth MOID = 1.53125 au 
 Jupiter MOID = 1.40363 au 
 T_jup = 3.146 
[ 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 13.4 mag n/a MPO351108  

39532 (1990 HZ1)          Discovered 1990-Apr-27 by McNaught, R. H. at Siding Spring
Reference: 20020526/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1990 HZ1 = 2000 AG188 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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