   Instant of          22:21:43 TDT     JD = 2192626.43200 
Greatest Eclipse:    (=22:13:18 UT)

Gamma = 1.4451             Ephemerides  = VSOP87/ELP2000-82 
Eclipse Magnitude = 0.1856             Lunation No. = -8768 
     Eclipse Type = P                  Saros Series = 90 
                                                 ΔT = 504.5 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:   1291 Jan 31   22.000 TDT  (=t0)

  n        x          y         d          l1         l2          μ

  0  -0.5138710  1.3652890 -15.0269299  0.5515370  0.0053720 146.111877 
  1   0.5361881  0.1216452  0.0129100 -0.0001135 -0.0001130  15.001130 
  2   0.0000197  0.0000349  0.0000040 -0.0000117 -0.0000116   0.000000 
  3  -0.0000077 -0.0000017  0.0000000  0.0000000  0.0000000   0.000000
  
                tan f1 = 0.0047297        tan f2 = 0.0047061 

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:  22:13:18 UT

Latitude:   70.4° N      Sun’s Altitude:     0.0°          Path Width = 0.0 km
Longitude: 169.4° E      Sun’s Azimuth:    140.5°    Central Duration = 00m00s 
