   Instant of          12:57:57 TDT     JD = 2199566.04000 
Greatest Eclipse:    (=12:50:10 UT)

Gamma = 0.8194             Ephemerides  = VSOP87/ELP2000-82 
Eclipse Magnitude = 0.9357             Lunation No. = -8533 
     Eclipse Type = A                  Saros Series = 100 
                                                 ΔT = 466.6 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:   1310 Jan 31   13.000 TDT  (=t0)

  n        x          y         d          l1         l2          μ

  0  -0.1615580  0.8034740 -15.0204897  0.5676830  0.0214370  11.123050 
  1   0.5034257  0.1125330  0.0129350 -0.0000936 -0.0000931  15.001040 
  2  -0.0000002  0.0000620  0.0000030 -0.0000103 -0.0000103   0.000000 
  3  -0.0000060 -0.0000013  0.0000000  0.0000000  0.0000000   0.000000
  
                tan f1 = 0.0047308        tan f2 = 0.0047073 

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 =  13.000 TDT.


Circumstances at Greatest Eclipse:  12:50:10 UT

Latitude:   38.9° N      Sun’s Altitude:    34.7°          Path Width = 414.9 km
Longitude:  21.9° W      Sun’s Azimuth:    164.4°    Central Duration = 07m01s 
