   Instant of          05:46:46 TDT     JD = 1966126.74100 
Greatest Eclipse:    (=4:39:11 UT)

Gamma = -0.0415            Ephemerides  = VSOP87/ELP2000-82 
Eclipse Magnitude = 0.9744             Lunation No. = -16438 
     Eclipse Type = A                  Saros Series = 91 
                                                 ΔT = 4055.1 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:   670 Dec 18    6.000 TDT  (=t0)

  n        x          y         d          l1         l2          μ

  0   0.1223620 -0.0298300 -23.6102104  0.5580650  0.0118670 269.729065 
  1   0.5365083  0.0522357 -0.0002510 -0.0001271 -0.0001265  14.996130 
  2  -0.0000029  0.0001698  0.0000060 -0.0000113 -0.0000112   0.000000 
  3  -0.0000073 -0.0000008  0.0000000  0.0000000  0.0000000   0.000000
  
                tan f1 = 0.0047570        tan f2 = 0.0047333 

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 =   6.000 TDT.


Circumstances at Greatest Eclipse:  4:39:11 UT

Latitude:   26.1° S      Sun’s Altitude:    87.5°          Path Width = 91.6 km
Longitude: 110.8° E      Sun’s Azimuth:    354.7°    Central Duration = 02m49s 
