Simultaneous Nadir Overpasses (SNOs) between GOES-17 and METOP-C
TLE Epoch: 2021 4 10.  Predictions up to the next  14.0 days:

     Date     Time(GOES-17)   GOES-17 Lat/Lon  METOP-C Lat/Lon    Distance(km)  Time Diff(sec)
 04/10/2021   06:29:26   (  -0.04,-137.19) (   0.52,-134.79)  274.50                80
 04/11/2021   18:50:59   (   0.04,-137.20) (   0.50,-139.36)  245.45                80
 04/12/2021   18:27:39   (   0.04,-137.19) (  -0.61,-134.36)  322.57                80
 04/14/2021   06:49:18   (  -0.04,-137.15) (  -0.46,-138.95)  204.60                80
 04/15/2021   06:25:59   (  -0.04,-137.14) (   0.65,-133.95)  362.88                80
 04/16/2021   18:44:51   (   0.04,-137.13) (   0.35,-138.52)  158.40                80
 04/17/2021   18:26:52   (   0.03,-137.11) (  -0.75,-133.52)  408.55                80
 04/19/2021   06:43:12   (  -0.03,-137.06) (  -0.27,-138.12)  120.31                80
 04/20/2021   06:25:13   (  -0.03,-137.04) (   0.84,-133.13)  446.16                80
 04/21/2021   18:41:24   (   0.03,-137.02) (   0.20,-137.68)   76.47                80
 04/22/2021   18:23:25   (   0.02,-136.99) (  -0.96,-132.70)  489.82                80