Simultaneous Nadir Overpasses (SNOs) between GOES-15 and METOP-B
TLE Epoch: 2023 1 18.  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)
 01/18/2023   18:08:14   (  -0.03,-128.12) (   0.36,-129.76)  187.38                80
 01/19/2023   17:50:15   (  -0.03,-128.13) (  -0.77,-124.77)  383.45                80
 01/21/2023   06:09:15   (   0.02,-128.20) (  -0.23,-129.36)  131.91                80
 01/22/2023   05:45:55   (   0.01,-128.21) (   0.85,-124.36)  438.57                80
 01/23/2023   18:04:45   (  -0.01,-128.17) (   0.18,-128.91)   85.24                80
 01/24/2023   17:46:45   (  -0.00,-128.18) (  -0.96,-123.92)  485.37                80
 01/26/2023   06:05:45   (   0.00,-128.25) (  -0.08,-128.51)   30.07                80
 01/28/2023   18:03:55   (  -0.00,-128.21) (  -0.05,-128.07)   16.30                80
 01/30/2023   06:22:55   (  -0.00,-128.28) (  -0.98,-132.67)  499.51                80
 01/31/2023   05:59:34   (  -0.00,-128.29) (   0.12,-127.66)   70.44                80