Simultaneous Nadir Overpasses (SNOs) between GOES-15 and NPP
TLE Epoch: 2023 6 16.  Predictions up to the next  14.0 days:

     Date     Time(GOES-15)   GOES-15 Lat/Lon  NPP Lat/Lon    Distance(km)  Time Diff(sec)
 06/17/2023   00:23:12   (   0.10,-161.90) (  -0.43,-164.35)  278.38                80
 06/18/2023   00:07:08   (   0.09,-162.29) (   0.66,-159.83)  281.55                80
 06/19/2023   12:26:16   (  -0.12,-162.89) (   0.38,-165.13)  254.51                80
 06/20/2023   12:10:12   (  -0.10,-163.28) (  -0.71,-160.61)  305.01                80
 06/22/2023   00:29:29   (   0.14,-163.88) (  -0.30,-165.95)  235.31                80
 06/23/2023   00:13:24   (   0.11,-164.27) (   0.73,-161.42)  324.13                80
 06/24/2023   12:32:33   (  -0.15,-164.86) (   0.25,-166.73)  212.56                80
 06/25/2023   12:16:27   (  -0.13,-165.24) (  -0.79,-162.20)  346.51                80
 06/27/2023   00:35:45   (   0.16,-165.83) (  -0.22,-167.54)  194.79                80
 06/28/2023   00:19:40   (   0.14,-166.21) (   0.88,-163.03)  363.88                80
 06/29/2023   12:38:48   (  -0.18,-166.79) (   0.15,-168.32)  174.17                80