   Instant of          20:07:11 TDT     JD = 1893333.33800 
Greatest Eclipse:    (=18:27:51 UT)

Gamma = -0.5507            Ephemerides  = VSOP87/ELP2000-82 
Eclipse Magnitude = 1.0611             Lunation No. = -18903 
     Eclipse Type = T                  Saros Series = 81 
                                                 ΔT = 5959.7 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:   471 Aug 31   20.000 TDT  (=t0)

  n        x          y         d          l1         l2          μ

  0  -0.2236310 -0.5080950  8.3720503  0.5342430 -0.0118360 120.340424 
  1   0.5582436 -0.1658314 -0.0150370 -0.0000252 -0.0000251  15.004160 
  2   0.0000008 -0.0000246 -0.0000020 -0.0000129 -0.0000128   0.000000 
  3  -0.0000094  0.0000027  0.0000000  0.0000000  0.0000000   0.000000
  
                tan f1 = 0.0046652        tan f2 = 0.0046419 

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 =  20.000 TDT.


Circumstances at Greatest Eclipse:  18:27:51 UT

Latitude:   23.8° S      Sun’s Altitude:    56.4°          Path Width = 238.8 km
Longitude: 107.1° W      Sun’s Azimuth:     17.8°    Central Duration = 05m15s 
