   Instant of          04:51:53 TDT     JD = 2319341.70300 
Greatest Eclipse:    (=04:50:46 UT)

Gamma = 0.9242             Ephemerides  = VSOP87/ELP2000-82 
Eclipse Magnitude = 0.9090             Lunation No. = -4477 
     Eclipse Type = A                  Saros Series = 135 
                                                 ΔT = 66.9 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:   1638 Jan 15    5.000 TDT  (=t0)

  n        x          y         d          l1         l2          μ

  0  -0.1929010  0.9063850 -21.1301193  0.5754150  0.0291320 252.426041 
  1   0.4826483  0.1404191  0.0073860 -0.0000033 -0.0000033  14.997630 
  2  -0.0000303  0.0000964  0.0000060 -0.0000099 -0.0000098   0.000000 
  3  -0.0000053 -0.0000017  0.0000000  0.0000000  0.0000000   0.000000
  
                tan f1 = 0.0047530        tan f2 = 0.0047293 

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 =   5.000 TDT.


Circumstances at Greatest Eclipse:  04:50:46 UT

Latitude:   44.0° N      Sun’s Altitude:    22.0°          Path Width = 907.0 km
Longitude:  88.9° E      Sun’s Azimuth:    158.9°    Central Duration = 10m00s 
