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JPL Small-Body Database Browser
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136931 (1998 OE6)
Classification: Main-belt Asteroid          SPK-ID: 2136931
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 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2193242872324051 5.1004e-08  
a 2.342429443890206 1.032e-08 au
q 1.828677775716788 1.2219e-07 au
i 4.628586953948862 4.7794e-06 deg
node 294.4318431922459 5.927e-05 deg
peri 39.34471440303183 5.9889e-05 deg
M 267.3825347329079 8.7475e-06 deg
tp 2458937.390368453140
(2020-Mar-28.89036845)
3.2425e-05 TDB
period 1309.477994170743
3.59
8.6539e-06
2.369e-08
d
yr
n .2749187092891762 1.8169e-09 deg/d
Q 2.856181112063625 1.2584e-08 au
  Orbit Determination Parameters
   # obs. used (total)      709  
   data-arc span      10099 days (27.65 yr)  
   first obs. used      1991-09-13  
   last obs. used      2019-05-08  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53798  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-May-30 07:13:33  

Additional Information
 Earth MOID = .820233 au 
 Jupiter MOID = 2.51823 au 
 T_jup = 3.526 
[ 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 15.8   n/a MPO385596  
diameter diameter 1.891 km 0.260 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.375   0.113 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

136931 (1998 OE6)          Discovered 1998-Jul-30 by Visnjan at Visnjan
Reference: 20061205/Numbers.arcLast Updated: 2006-12-13

Alternate Designations
 1998 OE6 = 1991 RH13 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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