Simultaneous Nadir Overpasses (SNOs) between GOES-15 and NPP
TLE Epoch: 2023 6 11.  Predictions up to the next  14.0 days:

     Date     Time(GOES-15)   GOES-15 Lat/Lon  NPP Lat/Lon    Distance(km)  Time Diff(sec)
 06/12/2023   00:16:55   (   0.07,-159.88) (  -0.57,-162.74)  326.07                80
 06/13/2023   00:00:50   (   0.05,-160.28) (   0.51,-158.22)  235.16                80
 06/14/2023   12:22:40   (  -0.09,-160.90) (   0.48,-163.53)  298.64                80
 06/15/2023   12:01:14   (  -0.06,-161.30) (  -0.55,-159.00)  261.97                80
 06/17/2023   00:23:13   (   0.10,-161.91) (  -0.41,-164.35)  277.24                80
 06/18/2023   00:07:07   (   0.09,-162.31) (   0.62,-159.82)  283.05                80
 06/19/2023   12:26:16   (  -0.12,-162.92) (   0.36,-165.13)  252.01                80
 06/20/2023   12:10:12   (  -0.10,-163.31) (  -0.73,-160.61)  307.85                80
 06/22/2023   00:29:28   (   0.14,-163.91) (  -0.34,-165.94)  232.45                80
 06/23/2023   00:13:24   (   0.11,-164.30) (   0.76,-161.43)  327.34                80
 06/24/2023   12:32:32   (  -0.15,-164.90) (   0.28,-166.72)  208.30                80