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

     Date     Time(GOES-15)   GOES-15 Lat/Lon  NPP Lat/Lon    Distance(km)  Time Diff(sec)
 07/15/2022   09:59:28   (  -0.22,-128.39) (  -0.12,-128.88)   56.18                80
 07/16/2022   09:43:24   (  -0.21,-128.37) (  -1.08,-124.34)  458.57                80
 07/17/2022   22:02:42   (   0.24,-128.34) (  -0.07,-129.66)  150.29                80
 07/18/2022   21:46:39   (   0.22,-128.33) (   0.95,-125.14)  364.84                80
 07/20/2022   10:05:48   (  -0.26,-128.32) (   0.21,-130.41)  238.25                80
 07/21/2022   09:49:45   (  -0.24,-128.30) (  -0.81,-125.89)  276.29                80
 07/22/2022   22:09:02   (   0.28,-128.26) (  -0.40,-131.19)  333.95                80
 07/23/2022   21:52:58   (   0.27,-128.25) (   0.63,-126.67)  180.50                80
 07/25/2022   10:12:08   (  -0.30,-128.23) (   0.53,-131.94)  422.97                80
 07/26/2022   09:56:03   (  -0.29,-128.21) (  -0.44,-127.41)   90.84                80
 07/28/2022   21:56:37   (   0.31,-128.13) (   0.27,-128.19)    7.57                80