Simultaneous Nadir Overpasses (SNOs) between GOES-15 and NPP
TLE Epoch: 2022 3 25.  Predictions up to the next  14.0 days:

     Date     Time(GOES-15)   GOES-15 Lat/Lon  NPP Lat/Lon    Distance(km)  Time Diff(sec)
 03/25/2022   10:01:56   (   0.10,-128.26) (   0.24,-128.80)   62.80                80
 03/26/2022   09:40:32   (   0.10,-128.28) (  -0.79,-124.28)  455.96                80
 03/27/2022   22:02:28   (  -0.10,-128.33) (  -0.39,-129.58)  143.02                80
 03/28/2022   21:46:24   (  -0.11,-128.35) (   0.64,-125.05)  375.84                80
 03/30/2022   10:08:11   (   0.11,-128.37) (   0.55,-130.32)  222.66                80
 03/31/2022   09:46:46   (   0.11,-128.39) (  -0.48,-125.79)  296.00                80
 04/01/2022   22:08:43   (  -0.11,-128.43) (  -0.69,-131.10)  303.41                80
 04/02/2022   21:52:37   (  -0.11,-128.45) (   0.29,-126.56)  215.29                80
 04/04/2022   10:14:25   (   0.11,-128.47) (   0.84,-131.84)  383.52                80
 04/05/2022   09:53:00   (   0.11,-128.48) (  -0.14,-127.30)  134.64                80
 04/06/2022   22:14:56   (  -0.11,-128.52) (  -1.02,-132.61)  466.07                80
 04/07/2022   21:58:51   (  -0.12,-128.53) (  -0.04,-128.07)   52.02                80