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215017 (2008 XD49)
Classification: Main-belt Asteroid          SPK-ID: 2215017
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 7 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09650613926139365 5.8506e-08  
a 2.64894720491079 2.9525e-08 au
q 2.39330753705759 1.4828e-07 au
i 21.25049603741284 9.3768e-06 deg
node 314.751622367433 2.0264e-05 deg
peri 126.7329026146446 7.4353e-05 deg
M 251.4997252053818 6.7842e-05 deg
tp 2459475.109818188958
(2021-Sep-17.60981819)
0.00029827 TDB
period 1574.738265607599
4.31
2.6328e-05
7.208e-08
d
yr
n .2286094190142114 3.8221e-09 deg/d
Q 2.904586872763991 3.2374e-08 au
  Orbit Determination Parameters
   # obs. used (total)      174  
   data-arc span      6089 days (16.67 yr)  
   first obs. used      2003-09-27  
   last obs. used      2020-05-29  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57739  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jun-24 04:14:06  

Additional Information
 Earth MOID = 1.4544 au 
 Jupiter MOID = 2.27555 au 
 T_jup = 3.288 
[ 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 16.1   n/a MPO385934  

215017 (2008 XD49)          Discovered 2008-Dec-07 by Mt. Lemmon Survey at Mount Lemmon
Reference: 20090509/Numbers.arcLast Updated: 2009-05-11

[ show close-approach data ]
Alternate Designations
 2008 XD49 = 2003 SF404 = 2007 RL197 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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