Simultaneous Nadir Overpasses (SNOs) between GOES-15 and LANDSAT-8
TLE Epoch: 2023 7 21.  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)
 07/21/2023   11:07:35   (  -0.02, 170.84) (  -0.95, 166.59)  484.00                80
 07/23/2023   10:52:53   (   0.01, 168.82) (   0.12, 169.45)   70.60                80
 07/23/2023   23:16:49   (   0.04, 168.26) (   0.92, 164.28)  454.23                80
 07/25/2023   23:02:07   (   0.01, 166.25) (  -0.17, 167.13)  100.25                80
 07/26/2023   11:26:13   (  -0.06, 165.76) (  -0.85, 161.92)  435.56                80
 07/28/2023   11:11:30   (  -0.03, 163.75) (   0.20, 164.79)  118.38                80
 07/28/2023   23:35:27   (   0.08, 163.19) (   0.82, 159.61)  406.68                80
 07/30/2023   23:20:44   (   0.05, 161.19) (  -0.25, 162.48)  146.80                80
 07/31/2023   11:44:49   (  -0.10, 160.70) (  -0.82, 157.28)  389.14                80
 08/02/2023   11:30:06   (  -0.07, 158.70) (   0.27, 160.14)  164.42                80
 08/02/2023   23:54:02   (   0.12, 158.14) (   0.81, 154.98)  360.67                80