   Instant of          22:04:09 TDT     JD = 1923661.42000 
Greatest Eclipse:    (=20:38:20 UT)

Gamma = 0.7127             Ephemerides  = VSOP87/ELP2000-82 
Eclipse Magnitude = 0.9409             Lunation No. = -17876 
     Eclipse Type = A                  Saros Series = 82 
                                                 ΔT = 5148.7 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:   554 Sep 12   22.000 TDT  (=t0)

  n        x          y         d          l1         l2          μ

  0   0.3159040  0.6398880  3.3997700  0.5666610  0.0204210 151.287323 
  1   0.4479662 -0.2495504 -0.0157440 -0.0000703 -0.0000699  15.004300 
  2  -0.0000129 -0.0000474 -0.0000010 -0.0000101 -0.0000100   0.000000 
  3  -0.0000051  0.0000030  0.0000000  0.0000000  0.0000000   0.000000
  
                tan f1 = 0.0046825        tan f2 = 0.0046592 

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 =  22.000 TDT.


Circumstances at Greatest Eclipse:  20:38:20 UT

Latitude:   41.8° N      Sun’s Altitude:    44.3°          Path Width = 304.2 km
Longitude: 103.1° W      Sun’s Azimuth:    220.4°    Central Duration = 05m30s 
