Simultaneous Nadir Overpasses (SNOs) between GOES-15 and NPP
TLE Epoch: 2022 6 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)
 06/26/2022   21:58:45   (   0.10,-128.48) (   0.19,-128.05)   48.14                80
 06/29/2022   09:59:10   (  -0.12,-128.48) (  -0.02,-128.80)   37.04                80
 06/30/2022   09:43:07   (  -0.10,-128.48) (  -1.04,-124.28)  479.23                80
 07/01/2022   22:02:25   (   0.14,-128.48) (  -0.13,-129.59)  127.21                80
 07/02/2022   21:46:22   (   0.12,-128.48) (   0.89,-125.06)  389.09                80
 07/04/2022   10:05:32   (  -0.15,-128.48) (   0.24,-130.35)  212.81                80
 07/05/2022   09:49:28   (  -0.14,-128.47) (  -0.72,-125.81)  303.07                80
 07/06/2022   22:08:46   (   0.17,-128.46) (  -0.44,-131.13)  304.51                80
 07/07/2022   21:52:42   (   0.15,-128.45) (   0.58,-126.60)  211.23                80
 07/09/2022   10:11:52   (  -0.19,-128.45) (   0.60,-131.88)  391.31                80