   Instant of          03:54:36 TDT     JD = 2812236.66300 
Greatest Eclipse:    (=2:42:28 UT)

Gamma = 0.9751             Ephemerides  = VSOP87/ELP2000-82 
Eclipse Magnitude = 0.9372             Lunation No. = 12214 
     Eclipse Type = A                  Saros Series = 181 
                                                 ΔT = 4328.3 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:   2987 Jul 17    4.000 TDT  (=t0)

  n        x          y         d          l1         l2          μ

  0   0.1271310  0.9678680 20.9377003  0.5654880  0.0192540 237.918793 
  1   0.5045262 -0.0424303 -0.0071320  0.0000175  0.0000174  15.000490 
  2  -0.0000183 -0.0001653 -0.0000050 -0.0000097 -0.0000096   0.000000 
  3  -0.0000057  0.0000004  0.0000000  0.0000000  0.0000000   0.000000
  
                tan f1 = 0.0046018        tan f2 = 0.0045789 

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 =   4.000 TDT.


Circumstances at Greatest Eclipse:  2:42:28 UT

Latitude:   80.0° N      Sun’s Altitude:    12.0°          Path Width = 1129.9 km
Longitude:  66.4° W      Sun’s Azimuth:    333.5°    Central Duration = 04m01s 
