Simultaneous Nadir Overpasses (SNOs) between GOES-15 and NPP
TLE Epoch: 2022 3 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)
 03/26/2022   09:40:31   (   0.10,-128.28) (  -0.77,-124.27)  455.90                80
 03/27/2022   22:02:28   (  -0.10,-128.33) (  -0.40,-129.58)  142.99                80
 03/28/2022   21:46:23   (  -0.11,-128.35) (   0.63,-125.05)  375.87                80
 03/30/2022   10:08:11   (   0.11,-128.37) (   0.56,-130.32)  222.77                80
 03/31/2022   09:46:46   (   0.11,-128.39) (  -0.47,-125.79)  295.90                80
 04/01/2022   22:08:42   (  -0.11,-128.43) (  -0.70,-131.10)  303.39                80
 04/02/2022   21:52:38   (  -0.11,-128.45) (   0.34,-126.57)  215.29                80
 04/04/2022   10:14:25   (   0.11,-128.47) (   0.85,-131.84)  383.65                80
 04/05/2022   09:53:00   (   0.11,-128.48) (  -0.13,-127.30)  134.52                80
 04/06/2022   22:14:56   (  -0.11,-128.52) (  -1.03,-132.60)  466.09                80
 04/07/2022   21:58:52   (  -0.12,-128.53) (   0.01,-128.08)   51.97                80