Simultaneous Nadir Overpasses (SNOs) between GOES-15 and NPP
TLE Epoch: 2023 3 22.  Predictions up to the next  14.0 days:

     Date     Time(GOES-15)   GOES-15 Lat/Lon  NPP Lat/Lon    Distance(km)  Time Diff(sec)
 03/22/2023   10:16:18   (   0.15,-127.86) (   1.03,-131.75)  443.86                80
 03/23/2023   09:54:54   (   0.15,-127.89) (   0.02,-127.22)   76.44                80
 03/25/2023   22:00:50   (  -0.15,-128.02) (  -0.13,-128.01)    2.56                80
 03/28/2023   10:03:56   (   0.15,-128.07) (   0.30,-128.75)   77.46                80
 03/29/2023   09:42:32   (   0.16,-128.10) (  -0.72,-124.22)  442.20                80
 03/30/2023   22:04:31   (  -0.16,-128.18) (  -0.45,-129.53)  153.90                80
 03/31/2023   21:48:27   (  -0.16,-128.21) (   0.57,-125.00)  365.73                80
 04/02/2023   10:07:36   (   0.16,-128.22) (   0.61,-130.27)  233.57                80
 04/03/2023   09:51:33   (   0.17,-128.24) (  -0.42,-125.74)  285.85                80
 04/04/2023   22:10:50   (  -0.16,-128.32) (  -0.79,-131.04)  310.93                80