   Instant of          23:22:03 TDT     JD = 2813270.47400 
Greatest Eclipse:    (=22:9:34 UT)

Gamma = 0.4710             Ephemerides  = VSOP87/ELP2000-82 
Eclipse Magnitude = 1.0689             Lunation No. = 12249 
     Eclipse Type = T                  Saros Series = 173 
                                                 ΔT = 4349.4 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:   2990 May 15   23.000 TDT  (=t0)

  n        x          y         d          l1         l2          μ

  0  -0.3575960  0.3741750 19.1319103  0.5325400 -0.0135290 165.623016 
  1   0.5514404  0.1921597  0.0090470 -0.0000022 -0.0000022  15.000790 
  2   0.0000652 -0.0001486 -0.0000040 -0.0000129 -0.0000128   0.000000 
  3  -0.0000093 -0.0000034  0.0000000  0.0000000  0.0000000   0.000000
  
                tan f1 = 0.0046430        tan f2 = 0.0046199 

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 =  23.000 TDT.


Circumstances at Greatest Eclipse:  22:9:34 UT

Latitude:   45.4° N      Sun’s Altitude:    61.7°          Path Width = 254.0 km
Longitude: 165.7° W      Sun’s Azimuth:    154.0°    Central Duration = 04m58s 
