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19105 (1981 EB15)
Classification: Main-belt Asteroid          SPK-ID: 2019105
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 21 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1406121304562584 3.4081e-08  
a 2.571556395317546 1.0749e-08 au
q 2.20996437198353 8.9894e-08 au
i 2.595359795406083 3.7258e-06 deg
node 257.4100287420424 0.00013373 deg
peri 216.0348865764527 0.00013574 deg
M 280.8388148387559 2.4583e-05 deg
tp 2459531.709124938592
(2021-Nov-13.20912494)
0.00010367 TDB
period 1506.234207269912
4.12
9.4437e-06
2.586e-08
d
yr
n .239006655314587 1.4985e-09 deg/d
Q 2.933148418651563 1.226e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1034  
   data-arc span      15522 days (42.50 yr)  
   first obs. used      1978-07-08  
   last obs. used      2021-01-05  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53408  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Feb-24 02:41:31  

Additional Information
 Earth MOID = 1.22701 au 
 Jupiter MOID = 2.17034 au 
 T_jup = 3.414 
[ 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 14.99   n/a E2021B10  
diameter diameter 2.750 km 0.566 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.338   0.143 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

19105 (1981 EB15)          Discovered 1981-Mar-01 by Bus, S. J. at Siding Spring
Reference: 20001211/Numbers.arcLast Updated: 2004-04-19

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