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39559 (1992 OL8)
Classification: Main-belt Asteroid          SPK-ID: 2039559
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 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1914738306562268 4.985e-08  
a 2.325572592992513 8.7929e-09 au
q 1.880286300143102 1.1823e-07 au
i 3.603336618210789 4.2486e-06 deg
node 124.858736755013 7.0377e-05 deg
peri 220.3738333285914 7.0908e-05 deg
M 164.6532352124549 8.3469e-06 deg
tp 2458008.037256324914
(2017-Sep-11.53725633)
3.0027e-05 TDB
period 1295.368338483138
3.55
7.3466e-06
2.011e-08
d
yr
n .2779132307815674 1.5762e-09 deg/d
Q 2.770858885841923 1.0476e-08 au
  Orbit Determination Parameters
   # obs. used (total)      975  
   data-arc span      10246 days (28.05 yr)  
   first obs. used      1991-03-12  
   last obs. used      2019-03-31  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56726  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 02:07:19  

Additional Information
 Earth MOID = .873572 au 
 Jupiter MOID = 2.6343 au 
 T_jup = 3.547 
[ 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 15.6   n/a MPO351108  
diameter diameter 1.965 km 0.218 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.289   0.068 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

39559 (1992 OL8)          Discovered 1992-Jul-22 by Debehogne, H., Lopez G., A. at La Silla
Reference: 20020526/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1992 OL8 = 2000 YP48 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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