   Instant of          16:42:39 TDT     JD = 2495934.19600 
Greatest Eclipse:    (=16:38:24 UT)

Gamma = 0.2125             Ephemerides  = VSOP87/ELP2000-82 
Eclipse Magnitude = 0.9758             Lunation No. = 1503 
     Eclipse Type = A                  Saros Series = 138 
                                                 ΔT = 254.6 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:   2121 Jul 14   17.000 TDT  (=t0)

  n        x          y         d          l1         l2          μ

  0   0.2011900  0.1659220 21.5760994  0.5574600  0.0112660  73.463379 
  1   0.5047495 -0.1357776 -0.0061310  0.0000936  0.0000931  15.000190 
  2  -0.0000577 -0.0001374 -0.0000050 -0.0000103 -0.0000102   0.000000 
  3  -0.0000062  0.0000018  0.0000000  0.0000000  0.0000000   0.000000
  
                tan f1 = 0.0046003        tan f2 = 0.0045774 

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 =  17.000 TDT.


Circumstances at Greatest Eclipse:  16:38:24 UT

Latitude:   33.6° N      Sun’s Altitude:    77.6°          Path Width = 88.4 km
Longitude:  64.3° W      Sun’s Azimuth:    196.6°    Central Duration = 02m32s 
