   Instant of          22:19:21 TDT     JD = 1871835.43000 
Greatest Eclipse:    (=20:30:20 UT)

Gamma = -1.2225            Ephemerides  = VSOP87/ELP2000-82 
Eclipse Magnitude = 0.5845             Lunation No. = -19631 
     Eclipse Type = P                  Saros Series = 69 
                                                 ΔT = 6541.3 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:   412 Oct 21   22.000 TDT  (=t0)

  n        x          y         d          l1         l2          μ

  0  -0.4891160 -1.1339990 -11.5306997  0.5547960  0.0086150 153.551254 
  1   0.5246595 -0.1423124 -0.0145820 -0.0001115 -0.0001110  15.002220 
  2   0.0000584  0.0001193  0.0000020 -0.0000114 -0.0000113   0.000000 
  3  -0.0000073  0.0000019  0.0000000  0.0000000  0.0000000   0.000000
  
                tan f1 = 0.0047337        tan f2 = 0.0047101 

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:  20:30:20 UT

Latitude:   71.0° S      Sun’s Altitude:     0.0°          Path Width = 0.0 km
Longitude: 102.6° E      Sun’s Azimuth:    128.0°    Central Duration = 00m00s 
