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136886 (1998 GL12)
Classification: Main-belt Asteroid          SPK-ID: 2136886
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .11142349631151 5.0091e-08  
a 2.995908382652786 2.6739e-08 au
q 2.662093796028651 1.462e-07 au
i 2.53398460780322 5.2774e-06 deg
node 79.06020833125535 0.00012014 deg
peri 110.0114707865395 0.00012287 deg
M 91.22693151671862 2.3004e-05 deg
tp 2458520.532550172145
(2019-Feb-06.03255017)
0.00012251 TDB
period 1894.049038647781
5.19
2.5357e-05
6.942e-08
d
yr
n .1900689964484842 2.5446e-09 deg/d
Q 3.329722969276921 2.9719e-08 au
  Orbit Determination Parameters
   # obs. used (total)      397  
   data-arc span      9549 days (26.14 yr)  
   first obs. used      1993-03-19  
   last obs. used      2019-05-11  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .59094  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-May-30 07:13:28  

Additional Information
 Earth MOID = 1.66397 au 
 Jupiter MOID = 1.62702 au 
 T_jup = 3.243 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 15.6   n/a MPO469440  
diameter diameter 4.152 km 1.252 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.065   0.029 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

136886 (1998 GL12)          Discovered 1998-Apr-02 by Elst, E. W. at La Silla
Reference: 20061205/Numbers.arcLast Updated: 2006-12-13

[ show close-approach data ]
Alternate Designations
 1998 GL12 = 1993 FJ41 = 2001 XM125 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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