   Instant of          20:04:43 TDT     JD = 1952276.33700 
Greatest Eclipse:    (=18:51:18 UT)

Gamma = 1.3295             Ephemerides  = VSOP87/ELP2000-82 
Eclipse Magnitude = 0.3897             Lunation No. = -16907 
     Eclipse Type = P                  Saros Series = 109 
                                                 ΔT = 4404.9 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:   633 Jan 15   20.000 TDT  (=t0)

  n        x          y         d          l1         l2          μ

  0  -0.4419460  1.2547180 -20.5293693  0.5411340 -0.0049780 116.596840 
  1   0.5478895  0.1722688  0.0083080  0.0000738  0.0000734  14.998420 
  2  -0.0000312  0.0000710  0.0000050 -0.0000127 -0.0000127   0.000000 
  3  -0.0000089 -0.0000030  0.0000000  0.0000000  0.0000000   0.000000
  
                tan f1 = 0.0047393        tan f2 = 0.0047157 

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 =  20.000 TDT.


Circumstances at Greatest Eclipse:  18:51:18 UT

Latitude:   63.3° N      Sun’s Altitude:     0.0°          Path Width = 0.0 km
Longitude: 141.2° W      Sun’s Azimuth:    141.3°    Central Duration = 00m00s 
