   Instant of          10:20:50 TDT     JD = 2736844.93100 
Greatest Eclipse:    (=9:32:3 UT)

Gamma = -0.8595            Ephemerides  = VSOP87/ELP2000-82 
Eclipse Magnitude = 0.9265             Lunation No. = 9661 
     Eclipse Type = A                  Saros Series = 172 
                                                 ΔT = 2927.2 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:   2781 Feb 15   10.000 TDT  (=t0)

  n        x          y         d          l1         l2          μ

  0   0.0363510 -0.8769300 -12.6208401  0.5702890  0.0240310 326.865051 
  1   0.4969321  0.1244372  0.0140030  0.0000831  0.0000827  15.001570 
  2  -0.0000322  0.0001066  0.0000030 -0.0000102 -0.0000101   0.000000 
  3  -0.0000058 -0.0000014  0.0000000  0.0000000  0.0000000   0.000000
  
                tan f1 = 0.0047443        tan f2 = 0.0047206 

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 =  10.000 TDT.


Circumstances at Greatest Eclipse:  9:32:3 UT

Latitude:   68.1° S      Sun’s Altitude:    30.4°          Path Width = 542.9 km
Longitude:  74.0° E      Sun’s Azimuth:    320.9°    Central Duration = 05m57s 
