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JPL Small-Body Database Browser
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80261 (1999 XV9)
Classification: Main-belt Asteroid          SPK-ID: 2080261
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 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1549511874820994 4.7205e-08  
a 2.271874066630946 7.8783e-09 au
q 1.919844482196695 1.0478e-07 au
i 4.213699793147219 3.876e-06 deg
node 93.29141643345659 7.5042e-05 deg
peri 241.1293451497761 7.6795e-05 deg
M 349.2928804689103 1.5737e-05 deg
tp 2458637.700172891362
(2019-Jun-03.20017289)
5.4713e-05 TDB
period 1250.762373764897
3.42
6.506e-06
1.781e-08
d
yr
n .2878244561485893 1.4972e-09 deg/d
Q 2.623903651065198 9.0991e-09 au
  Orbit Determination Parameters
   # obs. used (total)      665  
   data-arc span      7300 days (19.99 yr)  
   first obs. used      1999-12-04  
   last obs. used      2019-11-29  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56877  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-14 07:46:20  

Additional Information
 Earth MOID = .913 au 
 Jupiter MOID = 2.72272 au 
 T_jup = 3.592 
[ 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 16.1   n/a MPO344860  

80261 (1999 XV9)          Discovered 1999-Dec-04 by Spacewatch at Kitt Peak
Reference: 20040504/Numbers.arcLast Updated: 2004-07-16

Alternate Designations
 1999 XV9 = 2002 TX225 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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