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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 2459000.5 (2020-May-31.0) TDB
Reference: JPL 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .218868607605029 4.8497e-08  
a 2.342205063316715 1.0297e-08 au
q 1.829569902383137 1.1664e-07 au
i 4.629752140085343 4.3771e-06 deg
node 294.4182911065216 5.7424e-05 deg
peri 39.27735899966128 5.8029e-05 deg
M 17.38400167421994 8.9284e-06 deg
tp 2458937.275841968093
(2020-Mar-28.77584197)
3.2338e-05 TDB
period 1309.289846953953
3.58
8.634e-06
2.364e-08
d
yr
n .2749582155834597 1.8132e-09 deg/d
Q 2.854840224250293 1.2551e-08 au
  Orbit Determination Parameters
   # obs. used (total)      753  
   data-arc span      10157 days (27.81 yr)  
   first obs. used      1991-09-13  
   last obs. used      2019-07-05  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54748  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jan-29 18:39:12  

Additional Information
 Earth MOID = .822006 au 
 Jupiter MOID = 2.5222 au 
 T_jup = 3.527 
[ 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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