Skip Page Navigation
NASA JPL Caltech
NASA Logo - Jet Propulsion Laboratory + View the NASA Portal
+ Center for Near-Earth Object Studies
JPL Home Earth Solar System Stars & Galaxies Technology
JPL Solar System Dynamics
BODIES ORBITS EPHEMERIDES TOOLS PHYSICAL DATA DISCOVERY FAQ SITE MAP
JPL Small-Body Database Browser
Search: [ help ]  
26431 (1999 XT193)
Classification: Main-belt Asteroid          SPK-ID: 2026431
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 22 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .02867539299142017 4.4398e-08  
a 2.367462593854671 9.5521e-09 au
q 2.299574673583401 1.0375e-07 au
i 14.26359325177174 4.4849e-06 deg
node 69.42354853641352 1.8312e-05 deg
peri 96.90084418635489 7.9602e-05 deg
M 148.8065052098887 7.6952e-05 deg
tp 2458450.525527233878
(2018-Nov-28.02552723)
0.00028414 TDB
period 1330.525234206271
3.64
8.0525e-06
2.205e-08
d
yr
n .2705698401990542 1.6375e-09 deg/d
Q 2.43535051412594 9.826e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1086  
   data-arc span      9048 days (24.77 yr)  
   first obs. used      1996-01-15  
   last obs. used      2020-10-23  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54088  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-13 01:29:00  

Additional Information
 Earth MOID = 1.33093 au 
 Jupiter MOID = 2.59282 au 
 T_jup = 3.505 
[ show covariance matrix ]

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

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 15.2   n/a MPO435947  

26431 (1999 XT193)          Discovered 1999-Dec-12 by LINEAR at Socorro
Reference: 20010705/Numbers.arcLast Updated: 2004-04-19
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2021-Jan-28 13:19 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin