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

     Date     Time(GOES-15)   GOES-15 Lat/Lon  METOP-C Lat/Lon    Distance(km)  Time Diff(sec)
 01/15/2021   05:50:09   (  -0.15,-128.04) (   0.67,-124.34)  422.10                80
 01/16/2021   18:06:21   (   0.12,-128.02) (   0.34,-128.90)   99.94                80
 01/17/2021   17:48:21   (   0.15,-128.00) (  -0.76,-123.90)  467.40                80
 01/19/2021   06:04:43   (  -0.11,-127.95) (  -0.23,-128.51)   62.82                80
 01/21/2021   18:02:55   (   0.09,-127.91) (   0.13,-128.07)   17.69                80
 01/24/2021   06:03:58   (  -0.07,-127.82) (  -0.02,-127.68)   17.40                80
 01/26/2021   18:02:10   (   0.06,-127.77) (  -0.07,-127.24)   60.74                80
 01/28/2021   06:18:31   (  -0.02,-127.69) (  -0.96,-131.84)  472.64                80