Simultaneous Nadir Overpasses (SNOs) between GOES-15 and METOP-B
TLE Epoch: 2023 4 20.  Predictions up to the next  14.0 days:

     Date     Time(GOES-15)   GOES-15 Lat/Lon  METOP-B Lat/Lon    Distance(km)  Time Diff(sec)
 04/21/2023   06:47:30   (   0.19,-136.55) (  -0.32,-138.99)  277.20                80
 04/22/2023   06:24:12   (   0.19,-137.03) (   0.86,-134.01)  344.14                80
 04/23/2023   18:45:46   (  -0.20,-137.77) (  -0.03,-138.62)   96.11                80
 04/26/2023   06:41:30   (   0.21,-138.99) (   0.35,-138.27)   81.16                80
 04/27/2023   19:03:04   (  -0.22,-139.71) (   0.46,-142.88)  360.14                80
 04/28/2023   18:39:46   (  -0.22,-140.19) (  -0.74,-137.90)  260.74                80
 04/30/2023   07:01:28   (   0.23,-140.92) (  -0.12,-142.53)  183.16                80
 05/01/2023   06:38:09   (   0.23,-141.39) (   1.08,-137.56)  437.19                80
 05/02/2023   18:59:43   (  -0.23,-142.11) (  -0.23,-142.15)    4.76                80