Simultaneous Nadir Overpasses (SNOs) between GOES-15 and METOP-B
TLE Epoch: 2023 12 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)
 12/18/2023   17:04:01   (   0.13,  61.28) (   1.02,  65.22)  449.27                80
 12/20/2023   05:22:49   (  -0.11,  61.23) (   0.02,  60.67)   63.62                80
 12/22/2023   17:23:45   (   0.11,  61.30) (   0.07,  61.08)   25.13                80
 12/25/2023   05:21:52   (  -0.10,  61.28) (  -0.16,  61.52)   28.00                80
 12/27/2023   17:17:27   (   0.09,  61.36) (   0.21,  61.94)   66.08                80
 12/29/2023   05:36:15   (  -0.08,  61.34) (   0.80,  57.39)  450.94                80
 12/30/2023   05:18:14   (  -0.08,  61.35) (  -0.32,  62.38)  117.64                80
 12/31/2023   17:37:10   (   0.07,  61.41) (  -0.73,  57.80)  410.84                80