   Instant of          21:51:04 TDT     JD = 1961106.41000 
Greatest Eclipse:    (=20:41:23 UT)

Gamma = -0.6929            Ephemerides  = VSOP87/ELP2000-82 
Eclipse Magnitude = 0.9350             Lunation No. = -16608 
     Eclipse Type = A                  Saros Series = 98 
                                                 ΔT = 4181.0 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:   657 Mar 20   22.000 TDT  (=t0)

  n        x          y         d          l1         l2          μ

  0   0.2843070 -0.6363310  1.1851700  0.5685710  0.0223220 148.323654 
  1   0.4819121  0.1553221  0.0159360 -0.0000430 -0.0000428  15.004860 
  2  -0.0000035  0.0000215  0.0000000 -0.0000098 -0.0000098   0.000000 
  3  -0.0000054 -0.0000017  0.0000000  0.0000000  0.0000000   0.000000
  
                tan f1 = 0.0046598        tan f2 = 0.0046365 

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:  20:41:23 UT

Latitude:   40.4° S      Sun’s Altitude:    45.9°          Path Width = 332.2 km
Longitude: 112.4° W      Sun’s Azimuth:    336.4°    Central Duration = 06m56s 
