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214346 (2005 JS138)
Classification: Main-belt Asteroid          SPK-ID: 2214346
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 10 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1851641081752435 6.3993e-08  
a 2.579168873844114 2.1227e-08 au
q 2.101599369485422 1.7269e-07 au
i 4.520659007983315 6.2915e-06 deg
node 230.7623452506046 8.8495e-05 deg
peri 347.1640493429376 9.1072e-05 deg
M 238.7851785560565 2.5421e-05 deg
tp 2459509.914521171391
(2021-Oct-22.41452117)
0.00011162 TDB
period 1512.927424527125
4.14
1.8678e-05
5.114e-08
d
yr
n .2379492857117851 2.9376e-09 deg/d
Q 3.056738378202807 2.5158e-08 au
  Orbit Determination Parameters
   # obs. used (total)      247  
   data-arc span      6253 days (17.12 yr)  
   first obs. used      2002-10-06  
   last obs. used      2019-11-19  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54072  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-14 15:08:31  

Additional Information
 Earth MOID = 1.09437 au 
 Jupiter MOID = 1.92242 au 
 T_jup = 3.397 
[ 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 16.6   n/a MPO454539  

214346 (2005 JS138)          Discovered 2005-May-13 by Mt. Lemmon Survey at Mount Lemmon
Reference: 20090509/Numbers.arcLast Updated: 2009-05-11

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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