Simultaneous Nadir Overpasses (SNOs) between GOES-15 and NPP
TLE Epoch: 2023 5 1.  Predictions up to the next  14.0 days:

     Date     Time(GOES-15)   GOES-15 Lat/Lon  NPP Lat/Lon    Distance(km)  Time Diff(sec)
 05/01/2023   11:07:07   (   0.13,-141.48) (   0.78,-144.47)  340.84                80
 05/02/2023   10:45:42   (   0.14,-141.95) (  -0.32,-139.96)  227.17                80
 05/03/2023   23:10:19   (  -0.12,-142.64) (  -0.70,-145.30)  302.57                80
 05/04/2023   22:48:55   (  -0.13,-143.10) (   0.41,-140.78)  265.06                80
 05/06/2023   11:13:23   (   0.11,-143.84) (   0.60,-146.08)  255.37                80
 05/07/2023   10:51:59   (   0.12,-144.30) (  -0.50,-141.57)  311.45                80
 05/08/2023   23:16:36   (  -0.10,-144.97) (  -0.50,-146.91)  220.49                80
 05/09/2023   22:55:11   (  -0.12,-145.42) (   0.55,-142.38)  345.90                80
 05/11/2023   11:19:39   (   0.09,-146.14) (   0.46,-147.69)  176.29                80
 05/12/2023   10:58:15   (   0.11,-146.59) (  -0.66,-143.17)  389.75                80
 05/13/2023   23:22:51   (  -0.09,-147.25) (  -0.39,-148.50)  143.21                80
 05/14/2023   23:01:26   (  -0.11,-147.70) (   0.72,-143.99)  422.80                80