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JPL Small-Body Database Browser
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183398 (2002 XS91)
Classification: Main-belt Asteroid          SPK-ID: 2183398
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1314065754631201 8.0287e-08  
a 2.637344207333045 2.1819e-08 au
q 2.290779836729913 2.1958e-07 au
i 9.950669574758562 6.2963e-06 deg
node 265.6753489078673 3.2426e-05 deg
peri 253.1103986577415 4.044e-05 deg
M 330.8099652680983 2.6292e-05 deg
tp 2459127.347163334439
(2020-Oct-04.84716333)
0.00011477 TDB
period 1564.40303068537
4.28
1.9414e-05
5.315e-08
d
yr
n .2301197280615615 2.8558e-09 deg/d
Q 2.983908577936178 2.4687e-08 au
  Orbit Determination Parameters
   # obs. used (total)      399  
   data-arc span      6699 days (18.34 yr)  
   first obs. used      2001-09-25  
   last obs. used      2020-01-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55276  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-24 19:36:03  

Additional Information
 Earth MOID = 1.32399 au 
 Jupiter MOID = 2.13079 au 
 T_jup = 3.363 
[ show covariance matrix ]

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 15.6   n/a MPO417991  

183398 (2002 XS91)          Discovered 2002-Dec-04 by Buie, M. W. at Kitt Peak
Reference: 20080420/Numbers.arcLast Updated: 2008-04-23

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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