Simultaneous Nadir Overpasses (SNOs) between GOES-15 and NPP
TLE Epoch: 2022 11 20.  Predictions up to the next  14.0 days:

     Date     Time(GOES-15)   GOES-15 Lat/Lon  NPP Lat/Lon    Distance(km)  Time Diff(sec)
 11/20/2022   09:59:50   (   0.07,-128.25) (   0.17,-128.79)   61.07                80
 11/21/2022   09:43:44   (   0.08,-128.23) (  -0.84,-124.25)  454.03                80
 11/22/2022   22:02:59   (  -0.06,-128.12) (  -0.39,-129.53)  161.08                80
 11/23/2022   21:46:53   (  -0.07,-128.10) (   0.62,-125.00)  353.64                80
 11/25/2022   10:06:01   (   0.06,-128.13) (   0.51,-130.27)  243.21                80
 11/26/2022   09:49:54   (   0.07,-128.10) (  -0.45,-125.72)  270.72                80
 11/27/2022   22:09:09   (  -0.04,-127.98) (  -0.72,-131.02)  346.38                80
 11/28/2022   21:53:04   (  -0.05,-127.95) (   0.30,-126.48)  167.43                80
 11/30/2022   10:12:10   (   0.03,-127.97) (   0.89,-131.74)  429.87                80
 12/01/2022   09:56:05   (   0.04,-127.94) (  -0.13,-127.21)   83.84                80
 12/03/2022   21:56:34   (  -0.03,-127.78) (  -0.07,-127.96)   19.64                80