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212262 (2005 JL115)
Classification: Main-belt Asteroid          SPK-ID: 2212262
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .04416212252213351 5.8772e-08  
a 2.78855524181908 3.0129e-08 au
q 2.665406723570128 1.7297e-07 au
i 7.074313501821491 6.2279e-06 deg
node 121.4110782102472 4.5133e-05 deg
peri 211.8537605519622 8.095e-05 deg
M 345.6510934244793 6.7761e-05 deg
tp 2459068.292806393132
(2020-Aug-06.79280639)
0.00032044 TDB
period 1700.855056312331
4.66
2.7566e-05
7.547e-08
d
yr
n .2116582472233264 3.4303e-09 deg/d
Q 2.911703760068032 3.146e-08 au
  Orbit Determination Parameters
   # obs. used (total)      197  
   data-arc span      7028 days (19.24 yr)  
   first obs. used      2000-02-12  
   last obs. used      2019-05-11  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .48355  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-May-30 08:20:09  

Additional Information
 Earth MOID = 1.65667 au 
 Jupiter MOID = 2.27514 au 
 T_jup = 3.318 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457029.5 (2015-Jan-07.0) TDB
Reference: JPL 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .04549267667497033 5.8415e-08  
q 2.660818651747236 1.7185e-07 au
tp 2457379.509694791027
(2015-Dec-23.00969479)
0.00030799 TDB
node 121.4787386523174 4.5223e-05 deg
peri 214.3868028088325 7.982e-05 deg
i 7.068113344069943 6.2224e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      197  
   data-arc span      7028 days (19.24 yr)  
   first obs. used      2000-02-12  
   last obs. used      2019-05-11  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .48355  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-May-30 08:20:09  

Additional Information
 Jupiter MOID = 2.27514 au 
 T_jup = 3.318 
Orbit Covariance (6×6)
  e q tp node peri i
e 3.41231339204077E-15 -9.910672655467107E-15 -1.572538178233969E-12 -6.665027595650839E-15 -2.288001263542176E-13 -1.273671688896439E-15
q -9.910672655467107E-15 2.953232396206782E-14 5.979685816367249E-12 2.166096447721609E-14 9.353131766610907E-13 5.02833543639261E-15
tp -1.572538178233969E-12 5.979685816367249E-12 9.48602461336339E-8 6.976321431097945E-11 2.02822356656594E-8 8.441570091170555E-12
node -6.665027595650839E-15 2.166096447721609E-14 6.976321431097945E-11 2.04512498935454E-9 -2.013852722704575E-9 4.646937817856877E-12
peri -2.288001263542176E-13 9.353131766610907E-13 2.02822356656594E-8 -2.013852722704575E-9 6.371239304025278E-9 -2.877144569534439E-12
i -1.273671688896439E-15 5.02833543639261E-15 8.441570091170555E-12 4.646937817856877E-12 -2.877144569534439E-12 3.871765154900521E-11

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 16.3   n/a MPO437019  

212262 (2005 JL115)          Discovered 2005-May-10 by Spacewatch at Kitt Peak
Reference: 20090409/Numbers.arcLast Updated: 2009-04-10

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