Simultaneous Nadir Overpasses (SNOs) between GOES-15 and NPP
TLE Epoch: 2023 2 16.  Predictions up to the next  14.0 days:

     Date     Time(GOES-15)   GOES-15 Lat/Lon  NPP Lat/Lon    Distance(km)  Time Diff(sec)
 02/16/2023   21:51:24   (  -0.08,-128.21) (   0.32,-126.51)  193.94                80
 02/18/2023   10:13:11   (   0.08,-128.19) (   0.87,-131.77)  407.95                80
 02/19/2023   09:57:06   (   0.09,-128.18) (  -0.11,-127.23)  107.49                80
 02/20/2023   22:19:02   (  -0.09,-128.16) (  -1.04,-132.53)  498.11                80
 02/21/2023   21:57:36   (  -0.09,-128.14) (  -0.06,-127.99)   17.05                80
 02/24/2023   10:00:38   (   0.09,-128.10) (   0.24,-128.71)   70.03                80
 02/25/2023   09:44:34   (   0.09,-128.09) (  -0.81,-124.18)  445.26                80
 02/26/2023   22:06:28   (  -0.10,-128.06) (  -0.44,-129.46)  160.61                80
 02/27/2023   21:45:04   (  -0.10,-128.04) (   0.62,-124.94)  354.13                80
 03/01/2023   10:06:50   (   0.10,-128.00) (   0.59,-130.19)  249.50                80