Simultaneous Nadir Overpasses (SNOs) between GOES-15 and NPP
TLE Epoch: 2022 4 26.  Predictions up to the next  14.0 days:

     Date     Time(GOES-15)   GOES-15 Lat/Lon  NPP Lat/Lon    Distance(km)  Time Diff(sec)
 04/26/2022   09:59:04   (   0.13,-128.23) (   0.27,-128.75)   59.77                80
 04/27/2022   09:40:18   (   0.14,-128.22) (  -0.73,-124.22)  455.18                80
 04/28/2022   22:02:15   (  -0.12,-128.22) (  -0.41,-129.53)  149.11                80
 04/29/2022   21:46:09   (  -0.13,-128.20) (   0.59,-124.99)  365.88                80
 05/01/2022   10:05:16   (   0.12,-128.15) (   0.61,-130.25)  240.31                80
 05/02/2022   09:49:10   (   0.12,-128.12) (  -0.40,-125.71)  274.07                80
 05/03/2022   22:08:26   (  -0.11,-128.11) (  -0.74,-131.02)  331.92                80
 05/04/2022   21:52:21   (  -0.12,-128.08) (   0.27,-126.49)  182.44                80
 05/06/2022   10:11:27   (   0.10,-128.03) (   0.93,-131.75)  424.26                80
 05/07/2022   09:55:22   (   0.11,-128.00) (  -0.08,-127.21)   89.54                80
 05/09/2022   21:58:32   (  -0.11,-127.94) (  -0.10,-127.98)    4.51                80