Simultaneous Nadir Overpasses (SNOs) between GOES-15 and LANDSAT-8
TLE Epoch: 2025 6 20.  Predictions up to the next  14.0 days:

     Date     Time(GOES-15)   GOES-15 Lat/Lon  LANDSAT-8 Lat/Lon    Distance(km)  Time Diff(sec)
 06/22/2025   17:53:16   (   0.12,  61.30) (   0.72,  64.24)  333.06                80
 06/23/2025   06:17:12   (  -0.08,  61.26) (   0.36,  59.08)  247.79                80
 06/25/2025   06:02:21   (  -0.10,  61.26) (  -0.23,  62.04)   87.96                80
 06/27/2025   05:50:11   (  -0.11,  61.27) (  -0.89,  64.99)  423.50                80
 06/27/2025   18:14:15   (   0.07,  61.31) (  -0.24,  59.81)  170.72                80
 06/29/2025   17:59:24   (   0.09,  61.31) (   0.38,  62.77)  165.18                80
 06/30/2025   06:23:19   (  -0.05,  61.26) (   0.76,  57.62)  415.06                80
 07/02/2025   06:11:09   (  -0.05,  61.26) (   0.08,  60.57)   79.08                80
 07/04/2025   05:56:18   (  -0.06,  61.27) (  -0.55,  63.52)  256.57                80
 07/04/2025   18:20:21   (   0.02,  61.32) (  -0.63,  58.35)  338.15                80