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12340 Stalle (1992 YJ2)
Classification: Main-belt Asteroid          SPK-ID: 2012340
[ 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 27 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1330150914643571 3.4111e-08  
a 2.388789337344511 8.5547e-09 au
q 2.07104430514855 8.1913e-08 au
i 7.558753943802366 3.4729e-06 deg
node 90.06771169992913 2.593e-05 deg
peri 289.3943977024138 2.9325e-05 deg
M 215.0940550462849 1.564e-05 deg
tp 2459543.311333985909
(2021-Nov-24.81133399)		 5.9936e-05 TDB
period 1348.544259501185
3.69		 7.2441e-06
1.983e-08		 d
yr
n .2669545307568629 1.434e-09 deg/d
Q 2.706534369540472 9.6926e-09 au
   Orbit Determination Parameters
   # obs. used (total)      2242  
   data-arc span      10123 days (27.72 yr)  
   first obs. used      1992-12-18  
   last obs. used      2020-09-05  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .44758  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-13 02:53:38  

Additional Information
 Earth MOID = 1.08851 au 
 Jupiter MOID = 2.76486 au 
 T_jup = 3.510 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457276.5 (2015-Sep-11.0) TDB
Reference: JPL 27 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .131737930111754 3.4021e-08  
q 2.075516804033579 8.1567e-08 au
tp 2456845.315418647546
(2014-Jul-06.81541865)		 5.5157e-05 TDB
node 90.1426568246976 2.5923e-05 deg
peri 289.3743811792217 2.9396e-05 deg
i 7.557863230508588 3.4717e-06 deg
   Orbit Determination Parameters
   # obs. used (total)      2242  
   data-arc span      10123 days (27.72 yr)  
   first obs. used      1992-12-18  
   last obs. used      2020-09-05  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .44758  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-13 02:53:38  

Additional Information
 Jupiter MOID = 2.76486 au 
 T_jup = 3.510 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.157437410753572E-15 -2.763368084686545E-15 5.561358978046042E-13 2.379869148938002E-16 1.191083025911756E-13 1.854349875942655E-15
q -2.763368084686545E-15 6.653195383541181E-15 -1.221417617527972E-12 -2.697165753818479E-16 -2.544275894020656E-13 -4.384299278480945E-15
tp 5.561358978046042E-13 -1.221417617527972E-12 3.04230120727981E-9 -9.229692724417737E-12 7.762809761015845E-10 1.261918500447273E-12
node 2.379869148938002E-16 -2.697165753818479E-16 -9.229692724417737E-12 6.720250765433424E-10 -6.680466760956781E-10 -1.783646956756653E-11
peri 1.191083025911756E-13 -2.544275894020656E-13 7.762809761015845E-10 -6.680466760956781E-10 8.641434505534179E-10 1.796452509158263E-11
i 1.854349875942655E-15 -4.384299278480945E-15 1.261918500447273E-12 -1.783646956756653E-11 1.796452509158263E-11 1.205273822062235E-11

[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 13.8   n/a MPO384865  
diameter diameter 4.599 km 0.086 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.303   0.036 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

12340 Stalle           Discovered 1992 Dec. 18 by E. W. Elst at Caussols.
Stalle is a hamlet in the eastern part of the municipality of Uccle. It was mentioned in the twelfth century as an important seigniory, part of the mighty abbey of Vorst. The name means "stable".
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20021120/MPCPages.arcLast Updated: 2003-10-02

Alternate Designations
 1992 YJ2 = 1995 QV2 
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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