Simultaneous Nadir Overpasses (SNOs) between GOES-15 and NPP
TLE Epoch: 2022 7 9.  Predictions up to the next  14.0 days:

     Date     Time(GOES-15)   GOES-15 Lat/Lon  NPP Lat/Lon    Distance(km)  Time Diff(sec)
 07/09/2022   10:11:52   (  -0.19,-128.46) (   0.56,-131.88)  389.47                80
 07/10/2022   09:55:48   (  -0.18,-128.45) (  -0.40,-127.34)  125.73                80
 07/11/2022   22:15:07   (   0.22,-128.42) (  -0.71,-132.67)  483.34                80
 07/12/2022   21:59:03   (   0.20,-128.41) (   0.26,-128.13)   31.64                80
 07/15/2022   09:59:28   (  -0.22,-128.38) (  -0.11,-128.88)   56.78                80
 07/16/2022   09:43:25   (  -0.20,-128.37) (  -1.13,-124.36)  457.82                80
 07/17/2022   22:02:42   (   0.24,-128.33) (  -0.08,-129.66)  151.85                80
 07/18/2022   21:46:39   (   0.22,-128.32) (   0.94,-125.13)  363.11                80
 07/20/2022   10:05:48   (  -0.25,-128.31) (   0.23,-130.41)  239.72                80
 07/21/2022   09:49:45   (  -0.24,-128.29) (  -0.79,-125.89)  274.67                80
 07/22/2022   22:09:03   (   0.28,-128.25) (  -0.36,-131.20)  336.28                80