Simultaneous Nadir Overpasses (SNOs) between GOES-15 and NPP
TLE Epoch: 2022 7 4.  Predictions up to the next  14.0 days:

     Date     Time(GOES-15)   GOES-15 Lat/Lon  NPP Lat/Lon    Distance(km)  Time Diff(sec)
 07/04/2022   10:05:31   (  -0.15,-128.48) (   0.27,-130.34)  212.51                80
 07/05/2022   09:49:28   (  -0.14,-128.47) (  -0.75,-125.82)  303.40                80
 07/06/2022   22:08:46   (   0.17,-128.46) (  -0.42,-131.13)  303.81                80
 07/07/2022   21:52:42   (   0.16,-128.46) (   0.54,-126.59)  212.00                80
 07/09/2022   10:11:52   (  -0.19,-128.45) (   0.58,-131.88)  390.68                80
 07/10/2022   09:55:49   (  -0.18,-128.44) (  -0.44,-127.35)  124.22                80
 07/11/2022   22:15:07   (   0.22,-128.41) (  -0.72,-132.67)  485.31                80
 07/12/2022   21:59:02   (   0.20,-128.39) (   0.25,-128.13)   29.38                80
 07/15/2022   09:59:28   (  -0.22,-128.36) (  -0.09,-128.88)   59.86                80
 07/16/2022   09:43:25   (  -0.20,-128.34) (  -1.12,-124.36)  454.46                80
 07/17/2022   22:02:42   (   0.24,-128.30) (  -0.10,-129.66)  155.65                80