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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 ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 39 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .05409742721969159 2.4684e-08  
a 2.778570115277638 1.1459e-08 au
q 2.628256620691596 6.6876e-08 au
i 7.179407785324528 8.6758e-07 deg
node 95.33727617643693 2.4292e-06 deg
peri 223.9441002960673 1.2596e-05 deg
M 185.0816401454226 1.2592e-05 deg
tp 2460218.483998303565
(2023-Sep-30.98399830)
6.1437e-05 TDB
period 1691.727727354058
4.63
1.0465e-05
2.865e-08
d
yr
n .2128002007527872 1.3164e-09 deg/d
Q 2.928883609863681 1.2079e-08 au
  Orbit Determination Parameters
   # obs. used (total)      2401  
   data-arc span      16478 days (45.11 yr)  
   first obs. used      1976-05-02  
   last obs. used      2021-06-13  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .51571  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Jul-08 16:32:50  

Additional Information
 Earth MOID = 1.61917 au 
 Jupiter MOID = 2.2372 au 
 T_jup = 3.321 
[ 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 13.43   n/a E2021B10  
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

Alternate Designations
 1997 XL11 = 1976 JO2 = 1977 QV1 = 1999 JE68 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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