   Instant of          03:58:22 TDT     JD = 2393168.66600 
Greatest Eclipse:    (=03:58:17 UT)

Gamma = 0.6727             Ephemerides  = VSOP87/ELP2000-82 
Eclipse Magnitude = 0.9995             Lunation No. = -1977 
     Eclipse Type = A                  Saros Series = 137 
                                                 ΔT = 5.3 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:   1840 Mar 04    4.000 TDT  (=t0)

  n        x          y         d          l1         l2          μ

  0  -0.3049700  0.5998450 -6.4184198  0.5497560  0.0036000 237.001556 
  1   0.4863629  0.2610993  0.0154010 -0.0001219 -0.0001213  15.003520 
  2   0.0000129  0.0000127  0.0000010 -0.0000117 -0.0000116   0.000000 
  3  -0.0000069 -0.0000039  0.0000000  0.0000000  0.0000000   0.000000
  
                tan f1 = 0.0047120        tan f2 = 0.0046886 

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 =   4.000 TDT.


Circumstances at Greatest Eclipse:  03:58:17 UT

Latitude:   30.6° N      Sun’s Altitude:    47.5°          Path Width = 2.4 km
Longitude: 101.7° E      Sun’s Azimuth:    147.1°    Central Duration = 00m03s 
