   Instant of          19:09:33 TDT     JD = 2638213.29800 
Greatest Eclipse:    (=18:44:29 UT)

Gamma = -0.8816            Ephemerides  = VSOP87/ELP2000-82 
Eclipse Magnitude = 1.0157             Lunation No. = 6321 
     Eclipse Type = T                  Saros Series = 139 
                                                 ΔT = 1504.3 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:   2511 Jan 30   19.000 TDT  (=t0)

  n        x          y         d          l1         l2          μ

  0   0.2345090 -0.8546910 -17.6459599  0.5441310 -0.0019970 101.982178 
  1   0.5307706  0.2059034  0.0108760 -0.0000884 -0.0000879  14.999590 
  2  -0.0000451  0.0001663  0.0000040 -0.0000125 -0.0000125   0.000000 
  3  -0.0000083 -0.0000034  0.0000000  0.0000000  0.0000000   0.000000
  
                tan f1 = 0.0047499        tan f2 = 0.0047262 

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 =  19.000 TDT.


Circumstances at Greatest Eclipse:  18:44:29 UT

Latitude:   68.1° S      Sun’s Altitude:    27.8°          Path Width = 114.1 km
Longitude:  39.5° W      Sun’s Azimuth:    293.2°    Central Duration = 00m57s 
