Simultaneous Nadir Overpasses (SNOs) between GOES-15 and NPP
TLE Epoch: 2022 7 8.  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) (   0.55,-131.88)  389.56                80
 07/10/2022   09:55:48   (  -0.18,-128.45) (  -0.41,-127.34)  125.56                80
 07/11/2022   22:15:06   (   0.22,-128.42) (  -0.75,-132.66)  483.58                80
 07/12/2022   21:59:03   (   0.20,-128.41) (   0.27,-128.13)   31.33                80
 07/15/2022   09:59:29   (  -0.22,-128.38) (  -0.12,-128.88)   57.25                80
 07/16/2022   09:43:24   (  -0.20,-128.36) (  -1.08,-124.35)  457.31                80
 07/17/2022   22:02:42   (   0.24,-128.33) (  -0.07,-129.66)  152.43                80
 07/18/2022   21:46:39   (   0.22,-128.31) (   0.95,-125.14)  362.45                80
 07/20/2022   10:05:48   (  -0.25,-128.30) (   0.22,-130.41)  240.47                80
 07/21/2022   09:49:45   (  -0.24,-128.29) (  -0.80,-125.89)  273.87                80