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351628 (2005 XO26)
Classification: Main-belt Asteroid          SPK-ID: 2351628
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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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 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1060840492903432 5.3496e-08  
a 2.344959969818625 1.8943e-08 au
q 2.096197120796504 1.2104e-07 au
i 6.620010195254342 5.1372e-06 deg
node 269.270824988165 4.6009e-05 deg
peri 63.91056270072766 5.3276e-05 deg
M 178.5407927542867 2.7395e-05 deg
tp 2458550.016125334861
(2019-Mar-07.51612533)
9.7283e-05 TDB
period 1311.600510263936
3.59
1.5893e-05
4.351e-08
d
yr
n .2744738181960271 3.3259e-09 deg/d
Q 2.593722818840746 2.0953e-08 au
  Orbit Determination Parameters
   # obs. used (total)      218  
   data-arc span      6110 days (16.73 yr)  
   first obs. used      2004-06-19  
   last obs. used      2021-03-12  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .56675  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-14 08:58:58  

Additional Information
 Earth MOID = 1.09331 au 
 Jupiter MOID = 2.69877 au 
 T_jup = 3.545 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457838.5 (2017-Mar-26.0) TDB
Reference: JPL 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1068536288378275 5.3592e-08  
q 2.093825431358511 1.2136e-07 au
tp 2457237.475390230859
(2015-Aug-02.97539023)
9.3029e-05 TDB
node 269.3315831381545 4.606e-05 deg
peri 63.5676332986078 5.3201e-05 deg
i 6.616743918928841 5.1353e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      218  
   data-arc span      6110 days (16.73 yr)  
   first obs. used      2004-06-19  
   last obs. used      2021-03-12  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .56675  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-14 08:58:58  

Additional Information
 Jupiter MOID = 2.69877 au 
 T_jup = 3.545 
Orbit Covariance (6×6)
  e q tp node peri i
e 2.872100171448954E-15 -6.447481275092936E-15 6.375364122504219E-13 1.574225496726848E-14 8.552839473724994E-14 -6.429172107819648E-15
q -6.447481275092936E-15 1.472882279084545E-14 -1.281859969152514E-12 -3.80377765545303E-14 -1.189140506221068E-13 1.463822907329038E-14
tp 6.375364122504219E-13 -1.281859969152514E-12 8.654312897584684E-9 4.5402217778833E-12 2.490018992158244E-9 -7.85074107017309E-12
node 1.574225496726848E-14 -3.80377765545303E-14 4.5402217778833E-12 2.121514723601945E-9 -2.106543955992007E-9 -2.108971613642213E-11
peri 8.552839473724994E-14 -1.189140506221068E-13 2.490018992158244E-9 -2.106543955992007E-9 2.830310444102975E-9 1.888596469675907E-11
i -6.429172107819648E-15 1.463822907329038E-14 -7.85074107017309E-12 -2.108971613642213E-11 1.888596469675907E-11 2.637089204350371E-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 17.1   n/a MPO455545  

351628 (2005 XO26)          Discovered 2005-Dec-04 by Mt. Lemmon Survey at Mount Lemmon
Reference: 20130127/Numbers.arcLast Updated: 2013-01-31

[ hide close-approach data ]
Close-Approach Data   ...sorted by Date/Time (TDB)
Date/Time (TDB) Time Uncertainty
(days_HH:MM)
Body Nominal Distance (au) Minimum Distance (au) Maximum Distance (au) V-relative (km/s) V-infinity (km/s) JD (TDB) Time Uncertainty (minutes) Semi-major axis (km) Semi-minor axis (km) range-LOV angle (deg) N-sigma BP Orbit Ref. Reference Modified
1947-May-12 20:41 00:02 Iris 0.0491323775376267 0.0490982133210334 0.0491665493932354 4.81555389680421 4.81555387250686 2432318.361528881 1.9052665575908 1958.92282990476 97.7805524536696 -29.6372984566145 37299.7456767111 T 15 CATAB v2.0f-lin.ifort 2021-Apr-14 08:58:59 2021-Apr-14 08:58
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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