Simultaneous Nadir Overpasses (SNOs) between GOES-15 and METOP-B
TLE Epoch: 2020 11 27.  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)
 11/27/2020   17:49:59   (   0.23,-127.82) (  -0.45,-124.67)  358.32                80
 11/29/2020   06:06:20   (  -0.23,-127.90) (  -0.51,-129.28)  156.90                80
 11/30/2020   05:48:20   (  -0.23,-127.92) (   0.58,-124.28)  415.44                80
 12/01/2020   18:04:33   (   0.23,-127.93) (   0.44,-128.84)  104.03                80
 12/02/2020   17:46:33   (   0.24,-127.95) (  -0.65,-123.84)  467.83                80
 12/04/2020   06:02:54   (  -0.23,-128.02) (  -0.31,-128.45)   48.83                80
 12/06/2020   18:03:47   (   0.24,-128.03) (   0.23,-128.01)    2.42                80
 12/09/2020   06:02:08   (  -0.23,-128.11) (  -0.15,-127.61)   56.14                80
 12/10/2020   18:18:21   (   0.22,-128.10) (   1.11,-132.18)  464.82                80