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101519 (1998 XP50)
Classification: Main-belt Asteroid          SPK-ID: 2101519
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 31 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .265200744273188 3.4595e-08  
a 2.654712927000319 1.124e-08 au
q 1.950681082928181 9.4486e-08 au
i 11.82115396902365 4.002e-06 deg
node 92.498276688839 1.8875e-05 deg
peri 276.4125284183722 2.0652e-05 deg
M 47.06100940594241 6.6408e-06 deg
tp 2458793.969825928880
(2019-Nov-06.46982593)
2.9163e-05 TDB
period 1579.882446299903
4.33
1.0034e-05
2.747e-08
d
yr
n .2278650546710755 1.4472e-09 deg/d
Q 3.358744771072457 1.4221e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1196  
   data-arc span      7980 days (21.85 yr)  
   first obs. used      1998-12-14  
   last obs. used      2020-10-19  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .51819  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 20:00:07  

Additional Information
 Earth MOID = .9924 au 
 Jupiter MOID = 2.24322 au 
 T_jup = 3.308 
[ 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 14.6   n/a MPO502726  

101519 (1998 XP50)          Discovered 1998-Dec-14 by LINEAR at Socorro
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

[ show close-approach data ]
Alternate Designations
 1998 XP50 = 2002 PZ44 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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