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437420 (2013 XS2)
Classification: Main-belt Asteroid          SPK-ID: 2437420
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 24 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1399016852811872 8.996e-08  
a 2.558321807511933 4.6303e-08 au
q 2.200408275149401 2.307e-07 au
i 13.49812017861453 1.4482e-05 deg
node 19.98504999098038 2.1219e-05 deg
peri 70.69740080879453 7.1881e-05 deg
M 90.68120507685515 6.2578e-05 deg
tp 2458224.016481823559
(2018-Apr-15.51648182)
0.00026002 TDB
period 1494.621365349627
4.09
4.0577e-05
1.111e-07
d
yr
n .2408636784847428 6.5391e-09 deg/d
Q 2.916235339874465 5.2781e-08 au
  Orbit Determination Parameters
   # obs. used (total)      240  
   data-arc span      3453 days (9.45 yr)  
   first obs. used      2009-11-26  
   last obs. used      2019-05-11  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56154  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-May-30 10:09:56  

Additional Information
 Earth MOID = 1.25689 au 
 Jupiter MOID = 2.3873 au 
 T_jup = 3.384 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457811.5 (2017-Feb-27.0) TDB
Reference: JPL 24 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1403128443955521 8.979e-08  
q 2.199682528092321 2.3048e-07 au
tp 2458224.200802846944
(2018-Apr-15.70080285)
0.00025942 TDB
node 19.98883814627717 2.1215e-05 deg
peri 70.75476226637038 7.1735e-05 deg
i 13.49904157269722 1.4482e-05 deg
  Orbit Determination Parameters
   # obs. used (total)      240  
   data-arc span      3453 days (9.45 yr)  
   first obs. used      2009-11-26  
   last obs. used      2019-05-11  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56154  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-May-30 10:09:56  

Additional Information
 Jupiter MOID = 2.3873 au 
 T_jup = 3.384 
Orbit Covariance (6×6)
  e q tp node peri i
e 8.062170288755062E-15 -2.038432944113713E-14 -2.005843810977765E-11 3.115323659357454E-14 -5.358683306421449E-12 -6.257882568361948E-14
q -2.038432944113713E-14 5.312314266164099E-14 5.094153992751285E-11 -7.509257818990549E-14 1.350408665089004E-11 1.661597441579155E-13
tp -2.005843810977765E-11 5.094153992751285E-11 6.729847856429339E-8 -8.378957412615275E-11 1.777217835911599E-8 2.088905797940812E-10
node 3.115323659357454E-14 -7.509257818990549E-14 -8.378957412615275E-11 4.500968966948516E-10 -4.591196195921465E-10 9.362154978222724E-11
peri -5.358683306421449E-12 1.350408665089004E-11 1.777217835911599E-8 -4.591196195921465E-10 5.145937176332729E-9 -3.671443398077424E-11
i -6.257882568361948E-14 1.661597441579155E-13 2.088905797940812E-10 9.362154978222724E-11 -3.671443398077424E-11 2.097331778936845E-10

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

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 16.5   n/a MPO342199  

437420 (2013 XS2)          Discovered 2013-Oct-15 by CSS at Catalina
Reference: Last Updated: 2015-06-04
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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