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JPL Small-Body Database Browser
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11355 (1997 XL11)
Classification: Main-belt Asteroid          SPK-ID: 2011355
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 26 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .0540342538546434 3.9462e-08  
a 2.777052419159179 1.3178e-08 au
q 2.626996463774681 1.0763e-07 au
i 7.180343836952537 3.4618e-06 deg
node 95.33930947856699 3.5079e-05 deg
peri 223.2440477863616 5.0362e-05 deg
M 16.34994960394377 3.625e-05 deg
tp 2458523.730544431310
(2019-Feb-09.23054443)
0.00017021 TDB
period 1690.34184656214
4.63
1.2031e-05
3.294e-08
d
yr
n .212974671799185 1.5159e-09 deg/d
Q 2.927108374543678 1.389e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1822  
   data-arc span      15912 days (43.56 yr)  
   first obs. used      1976-05-02  
   last obs. used      2019-11-25  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55598  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-03 22:35:13  

Additional Information
 Earth MOID = 1.61744 au 
 Jupiter MOID = 2.23883 au 
 T_jup = 3.321 
[ 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 13.4   n/a MPO365386  
diameter diameter 5.654 km 0.779 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  
geometric albedo albedo 0.290   0.117 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  

11355 (1997 XL11)          Discovered 1997-Dec-15 by Beijing Schmidt CCD Asteroid Program at Xinglong
Reference: 19990831/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1997 XL11 = 1976 JO2 = 1977 QV1 = 1999 JE68 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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