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39567 (1992 ST2)
Classification: Main-belt Asteroid          SPK-ID: 2039567
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 25 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1341614918101074 5.4394e-08  
a 2.362345590777506 1.067e-08 au
q 2.045409782147767 1.2579e-07 au
i 24.25431453858783 5.9591e-06 deg
node 194.9711465364605 9.4083e-06 deg
peri 196.5433658274214 1.8188e-05 deg
M 92.72520748505323 1.6081e-05 deg
tp 2458258.907059275151
(2018-May-20.40705928)
5.8329e-05 TDB
period 1326.213895835912
3.63
8.9849e-06
2.46e-08
d
yr
n .2714494254134565 1.839e-09 deg/d
Q 2.679281399407246 1.2101e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1112  
   data-arc span      13107 days (35.89 yr)  
   first obs. used      1983-05-09  
   last obs. used      2019-03-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .51915  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 02:07:22  

Additional Information
 Earth MOID = 1.05355 au 
 Jupiter MOID = 2.78415 au 
 T_jup = 3.420 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 14.4   n/a MPO468235  
diameter diameter 7.882 km 0.063 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.080   0.010 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

39567 (1992 ST2)          Discovered 1992-Sep-22 by Helin, E. F. at Palomar
Reference: 20020526/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1992 ST2 = 1998 HQ40 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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