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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 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1126181614406142 4.864e-08  
a 2.993170588938672 2.345e-08 au
q 2.656085220334278 1.3854e-07 au
i 2.532134361451084 4.6913e-06 deg
node 79.00869666039227 0.00010784 deg
peri 109.7630378360378 0.0001101 deg
M 129.4724596657865 2.0725e-05 deg
tp 2458520.246901725449
(2019-Feb-05.74690173)
0.00010965 TDB
period 1891.453333094834
5.18
2.2228e-05
6.086e-08
d
yr
n .1903298345780283 2.2367e-09 deg/d
Q 3.330255957543066 2.6091e-08 au
  Orbit Determination Parameters
   # obs. used (total)      440  
   data-arc span      10092 days (27.63 yr)  
   first obs. used      1993-03-19  
   last obs. used      2020-11-04  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .59744  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 18:19:23  

Additional Information
 Earth MOID = 1.65744 au 
 Jupiter MOID = 1.62547 au 
 T_jup = 3.244 
[ 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 15.60   n/a MPCxxxxx  
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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