   Instant of          22:24:11 TDT     JD = 1639961.43300 
Greatest Eclipse:    (=18:47:29 UT)

Gamma = 0.3619             Ephemerides  = VSOP87/ELP2000-82 
Eclipse Magnitude = 0.9481             Lunation No. = -27483 
     Eclipse Type = A                  Saros Series = 67 
                                                 ΔT = 13001.8 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:   -223 Dec 20   22.000 TDT  (=t0)

  n        x          y         d          l1         l2          μ

  0  -0.2356650  0.3462630 -23.6652699  0.5656380  0.0194030 149.671616 
  1   0.5215635  0.0366138 -0.0013510 -0.0000992 -0.0000987  14.996140 
  2   0.0000136  0.0001487  0.0000070 -0.0000106 -0.0000106   0.000000 
  3  -0.0000065 -0.0000006  0.0000000  0.0000000  0.0000000   0.000000
  
                tan f1 = 0.0047547        tan f2 = 0.0047310 

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:  18:47:29 UT

Latitude:    2.5° S      Sun’s Altitude:    68.8°          Path Width = 204.5 km
Longitude: 102.9° W      Sun’s Azimuth:    176.3°    Central Duration = 06m50s 
