   Instant of          17:55:44 TDT     JD = 2554169.24700 
Greatest Eclipse:    (=17:44:45 UT)

Gamma = -0.0392            Ephemerides  = VSOP87/ELP2000-82 
Eclipse Magnitude = 0.9870             Lunation No. = 3475 
     Eclipse Type = A                  Saros Series = 146 
                                                 ΔT = 658.6 s

Lunar Radius   k1 = 0.272488 (Penumbra)        Shift in      Δb =  0.00"
 Constants:    k2 = 0.272281 (Umbra)       Lunar Position:   Δl =  0.00"


Polynomial Besselian Elements for:   2280 Dec 22   18.000 TDT  (=t0)

  n        x          y         d          l1         l2          μ

  0   0.0351780 -0.0425070 -23.3966598  0.5544920  0.0083120  90.426048 
  1   0.5439887 -0.0491983  0.0005190 -0.0001220 -0.0001214  14.996320 
  2   0.0000320  0.0001710  0.0000060 -0.0000115 -0.0000115   0.000000 
  3  -0.0000076  0.0000008  0.0000000  0.0000000  0.0000000   0.000000
  
                tan f1 = 0.0047517        tan f2 = 0.0047281 

At time t1 (decimal hours), each Besselian element is evaluated by:

a = a0 + a1*t + a2*t2 + a3*t3  

where: a = x, y, d, l1, l2, or μ; t = t1 - t0 (decimal hours), and t0 =  18.000 TDT.


Circumstances at Greatest Eclipse:  17:44:45 UT

Latitude:   25.8° S      Sun’s Altitude:    87.6°          Path Width = 46.0 km
Longitude:  86.8° W      Sun’s Azimuth:      4.9°    Central Duration = 01m23s 
