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523678 (2013 XB26)
Classification: TransNeptunian Object          SPK-ID: 2523678
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]

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For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 9 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .00588686839181276 2.0881e-05  
a 45.46329177738437 0.0015029 au
q 45.19565536203233 0.0014984 au
i 3.590832201049623 5.2374e-05 deg
node 292.4145802198842 0.0014192 deg
peri 295.8247552484921 0.28605 deg
M 311.2389568306508 0.28353 deg
tp 2474562.122128576899
(2063-Jan-07.62212858)
87.518 TDB
period 111966.9230070853
306.55
5.552
0.0152
d
yr
n .003215235270663096 1.5943e-07 deg/d
Q 45.73092819273641 0.0015117 au
  Orbit Determination Parameters
   # obs. used (total)      166  
   data-arc span      6972 days (19.09 yr)  
   first obs. used      2002-03-05  
   last obs. used      2021-04-06  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      3  
   norm. resid. RMS      .54406  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Jul-09 08:50:59  

Additional Information
 Earth MOID = 44.1876 au 
 Jupiter MOID = 39.7773 au 
 T_jup = 6.015 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457239.5 (2015-Aug-05.0) TDB
Reference: JPL 9 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .01499478156580589 2.3447e-05  
q 45.30163728079183 0.00050953 au
tp 2460840.188151288511
(2025-Jun-13.68815129)
32.502 TDB
node 292.1010857948297 0.0014195 deg
peri 251.5801720712922 0.10592 deg
i 3.580262593029153 5.1641e-05 deg
  Orbit Determination Parameters
   # obs. used (total)      166  
   data-arc span      6972 days (19.09 yr)  
   first obs. used      2002-03-05  
   last obs. used      2021-04-06  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      3  
   norm. resid. RMS      .54406  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Jul-09 08:50:59  

Additional Information
 Jupiter MOID = 39.7773 au 
 T_jup = 6.015 
Orbit Covariance (6×6)
  e q tp node peri i
e 5.497698958311264E-10 9.697665119641851E-9 -.0002539956204599453 8.61406112015714E-11 -8.273453482966816E-7 1.218775721468098E-11
q 9.697665119641851E-9 2.596213942473559E-7 -.01345508493933745 7.438047639796672E-9 -4.384221760150642E-5 4.511229608706434E-10
tp -.0002539956204599453 -.01345508493933745 1056.36596175496 -.0006590766615808826 3.442348638831858 -3.002021433370294E-5
node 8.61406112015714E-11 7.438047639796672E-9 -.0006590766615808826 2.015089856955349E-6 -4.158500255065003E-6 7.28471474994299E-8
peri -8.273453482966816E-7 -4.384221760150642E-5 3.442348638831858 -4.158500255065003E-6 .01121948757789902 -1.705106719266081E-7
i 1.218775721468098E-11 4.511229608706434E-10 -3.002021433370294E-5 7.28471474994299E-8 -1.705106719266081E-7 2.666819113824823E-9

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

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 5.42   n/a MPCxxxxx  

523678 (2013 XB26)          Discovered 2011-Mar-30 by Pan-STARRS 1 at Haleakala
Reference: Last Updated: 2018-10-01
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]
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