Simultaneous Nadir Overpasses (SNOs) between GOES-15 and NPP
TLE Epoch: 2023 6 10.  Predictions up to the next  14.0 days:

     Date     Time(GOES-15)   GOES-15 Lat/Lon  NPP Lat/Lon    Distance(km)  Time Diff(sec)
 06/10/2023   11:54:57   (  -0.03,-159.26) (  -0.44,-157.40)  211.67                80
 06/12/2023   00:16:55   (   0.07,-159.88) (  -0.59,-162.73)  326.03                80
 06/13/2023   00:00:50   (   0.05,-160.28) (   0.49,-158.22)  235.25                80
 06/14/2023   12:22:39   (  -0.09,-160.91) (   0.50,-163.52)  298.33                80
 06/15/2023   12:03:55   (  -0.07,-161.31) (  -0.59,-159.01)  262.30                80
 06/17/2023   00:23:12   (   0.10,-161.91) (  -0.43,-164.35)  277.00                80
 06/18/2023   00:07:08   (   0.09,-162.31) (   0.66,-159.83)  283.31                80
 06/19/2023   12:26:16   (  -0.12,-162.92) (   0.39,-165.13)  251.53                80
 06/20/2023   12:10:12   (  -0.10,-163.32) (  -0.71,-160.61)  308.35                80
 06/22/2023   00:29:29   (   0.14,-163.91) (  -0.30,-165.95)  232.06                80
 06/23/2023   00:13:23   (   0.11,-164.30) (   0.74,-161.42)  327.77                80