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344265 (2001 SA338)
Classification: Main-belt Asteroid          SPK-ID: 2344265
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 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1011816158596061 4.8556e-08  
a 2.341197679506806 1.437e-08 au
q 2.104311515247547 1.1557e-07 au
i 5.549476089755712 6.3186e-06 deg
node 195.8437090809336 4.5686e-05 deg
peri 238.599289862161 5.3681e-05 deg
M 18.76175906476578 2.7184e-05 deg
tp 2458932.309070841014
(2020-Mar-23.80907084)
9.8695e-05 TDB
period 1308.445248256964
3.58
1.2047e-05
3.298e-08
d
yr
n .2751357005419764 2.5331e-09 deg/d
Q 2.578083843766064 1.5824e-08 au
  Orbit Determination Parameters
   # obs. used (total)      172  
   data-arc span      6638 days (18.17 yr)  
   first obs. used      2001-09-12  
   last obs. used      2019-11-15  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .51551  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-14 20:07:58  

Additional Information
 Earth MOID = 1.12504 au 
 Jupiter MOID = 2.64383 au 
 T_jup = 3.551 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457283.5 (2015-Sep-18.0) TDB
Reference: JPL 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1003498332477878 4.8515e-08  
q 2.106513015816537 1.1541e-07 au
tp 2457621.638341100863
(2016-Aug-21.13834110)
9.8555e-05 TDB
node 195.8714188346928 4.5648e-05 deg
peri 238.0173113093993 5.3803e-05 deg
i 5.550607464827611 6.3211e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      172  
   data-arc span      6638 days (18.17 yr)  
   first obs. used      2001-09-12  
   last obs. used      2019-11-15  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .51551  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-14 20:07:58  

Additional Information
 Jupiter MOID = 2.64383 au 
 T_jup = 3.551 
Orbit Covariance (6×6)
  e q tp node peri i
e 2.35371797452972E-15 -5.564222048407013E-15 -1.61292836110957E-12 1.391027800904106E-14 -4.231038482636912E-13 -2.105078144066875E-15
q -5.564222048407013E-15 1.33201581835481E-14 3.834941552783028E-12 -3.324334693842728E-14 9.967244274012384E-13 5.367468069505439E-15
tp -1.61292836110957E-12 3.834941552783028E-12 9.713082554454759E-9 -3.266167480943086E-11 2.816926033363092E-9 9.215840685001158E-13
node 1.391027800904106E-14 -3.324334693842728E-14 -3.266167480943086E-11 2.083762007508482E-9 -2.082730665670969E-9 6.251548880995207E-11
peri -4.231038482636912E-13 9.967244274012384E-13 2.816926033363092E-9 -2.082730665670969E-9 2.894738826245912E-9 -6.206888569460492E-11
i -2.105078144066875E-15 5.367468069505439E-15 9.215840685001158E-13 6.251548880995207E-11 -6.206888569460492E-11 3.995598342332401E-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 17.5   n/a MPO455507  

344265 (2001 SA338)          Discovered 2001-Sep-20 by LINEAR at Socorro
Reference: 20121128/Numbers.arcLast Updated: 2012-12-03
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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