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295936 (2008 XD11)
Classification: Main-belt Asteroid          SPK-ID: 2295936
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 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .3234340806095309 7.9658e-08  
a 2.585478380180557 2.7699e-08 au
q 1.749246557351039 2.1971e-07 au
i 6.232809969217953 6.7985e-06 deg
node 200.4993008629491 3.9934e-05 deg
peri 169.8537061825233 4.0579e-05 deg
M 309.7408328445141 1.0577e-05 deg
tp 2459212.493516816718
(2020-Dec-28.99351682)
4.757e-05 TDB
period 1518.482505249559
4.16
2.4402e-05
6.681e-08
d
yr
n .2370787933054486 3.8099e-09 deg/d
Q 3.421710203010074 3.6658e-08 au
  Orbit Determination Parameters
   # obs. used (total)      339  
   data-arc span      9179 days (25.13 yr)  
   first obs. used      1994-04-16  
   last obs. used      2019-06-03  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5062  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-25 16:43:34  

Additional Information
 Earth MOID = .749646 au 
 Jupiter MOID = 2.0488 au 
 T_jup = 3.339 
[ 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 16.2   n/a MPO437322  

295936 (2008 XD11)          Discovered 2008-Dec-01 by CSS at Catalina
Reference: 20110912/Numbers.arcLast Updated: 2011-09-14

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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