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103003 (1999 XN98)
Classification: Main-belt Asteroid          SPK-ID: 2103003
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 28 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .198007365100499 4.1501e-08  
a 2.322360423863566 6.4865e-09 au
q 1.862515955520663 9.7414e-08 au
i 4.561326966082329 4.3958e-06 deg
node 54.18820548876278 3.8231e-05 deg
peri 317.4361797385446 3.9449e-05 deg
M 28.15369515723441 8.0141e-06 deg
tp 2459099.405911041045
(2020-Sep-06.90591104)
2.886e-05 TDB
period 1292.68544757515
3.54
5.4159e-06
1.483e-08
d
yr
n .2784900229791374 1.1668e-09 deg/d
Q 2.782204892206469 7.7709e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1277  
   data-arc span      7734 days (21.17 yr)  
   first obs. used      1999-11-16  
   last obs. used      2021-01-18  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .45803  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Feb-24 08:33:01  

Additional Information
 Earth MOID = .864524 au 
 Jupiter MOID = 2.6846 au 
 T_jup = 3.546 
[ 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 15.68   n/a E2021B55  

103003 (1999 XN98)          Discovered 1999-Dec-07 by LINEAR at Socorro
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

Alternate Designations
 1999 XN98 = 2002 PB108 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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