Simultaneous Nadir Overpasses (SNOs) between GOES-15 and METOP-B
TLE Epoch: 2023 1 20.  Predictions up to the next  14.0 days:

     Date     Time(GOES-15)   GOES-15 Lat/Lon  METOP-B Lat/Lon    Distance(km)  Time Diff(sec)
 01/21/2023   06:09:14   (   0.02,-128.21) (  -0.25,-129.36)  131.69                80
 01/22/2023   05:45:55   (   0.02,-128.22) (   0.89,-124.37)  438.90                80
 01/23/2023   18:04:45   (  -0.01,-128.17) (   0.14,-128.92)   84.69                80
 01/24/2023   17:46:45   (  -0.01,-128.19) (  -0.94,-123.92)  486.04                80
 01/26/2023   06:05:45   (   0.01,-128.26) (  -0.03,-128.52)   29.19                80
 01/28/2023   18:03:55   (  -0.00,-128.22) (  -0.04,-128.07)   17.41                80
 01/30/2023   06:22:54   (   0.01,-128.29) (  -0.98,-132.66)  498.18                80
 01/31/2023   05:59:34   (   0.00,-128.30) (   0.12,-127.66)   71.95                80
 02/01/2023   18:21:04   (  -0.00,-128.24) (   0.88,-132.22)  452.91                80
 02/02/2023   18:00:24   (   0.00,-128.25) (  -0.23,-127.22)  116.94                80