Simultaneous Nadir Overpasses (SNOs) between GOES-15 and NOAA-20
TLE Epoch: 2021 1 30.  Predictions up to the next  14.0 days:

     Date     Time(GOES-15)   GOES-15 Lat/Lon  NOAA-20 Lat/Lon    Distance(km)  Time Diff(sec)
 01/31/2021   09:46:22   (   0.35,-127.54) (  -0.04,-125.72)  207.57                80
 02/01/2021   22:10:59   (  -0.39,-127.54) (  -1.15,-131.02)  395.79                80
 02/02/2021   21:49:34   (  -0.37,-127.51) (  -0.13,-126.49)  116.23                80
 02/04/2021   10:14:01   (   0.40,-127.39) (   1.39,-131.74)  495.90                80
 02/05/2021   09:52:36   (   0.39,-127.35) (   0.36,-127.21)   15.60                80
 02/07/2021   21:58:27   (  -0.41,-127.29) (  -0.58,-127.97)   77.78                80
 02/08/2021   21:37:02   (  -0.40,-127.24) (   0.44,-123.44)  433.52                80
 02/10/2021   10:01:29   (   0.43,-127.12) (   0.81,-128.69)  179.73                80
 02/11/2021   09:40:04   (   0.42,-127.07) (  -0.21,-124.16)  331.34                80
 02/12/2021   22:04:41   (  -0.45,-127.05) (  -0.97,-129.46)  274.10                80