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JPL Small-Body Database Browser
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80269 (1999 XW28)
Classification: Main-belt Asteroid          SPK-ID: 2080269
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 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1882005693210335 4.2479e-08  
a 2.212432050927287 9.3173e-09 au
q 1.796051079358669 9.7268e-08 au
i 4.923691380431184 4.2849e-06 deg
node 99.09570102331828 5.58e-05 deg
peri 287.526518601364 5.7543e-05 deg
M 348.8046236517377 1.5949e-05 deg
tp 2458637.880020542354
(2019-Jun-03.38002054)
5.3397e-05 TDB
period 1201.996875909954
3.29
7.593e-06
2.079e-08
d
yr
n .2995016103743758 1.892e-09 deg/d
Q 2.628813022495904 1.1071e-08 au
  Orbit Determination Parameters
   # obs. used (total)      527  
   data-arc span      7362 days (20.16 yr)  
   first obs. used      1998-05-16  
   last obs. used      2018-07-12  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57698  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 06:32:41  

Additional Information
 Earth MOID = .807366 au 
 Jupiter MOID = 2.82307 au 
 T_jup = 3.628 
[ 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 16.0   n/a MPO453225  

80269 (1999 XW28)          Discovered 1999-Dec-06 by LINEAR at Socorro
Reference: 20040504/Numbers.arcLast Updated: 2004-07-16

Alternate Designations
 1999 XW28 = 2002 PE98 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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