Simultaneous Nadir Overpasses (SNOs) between GOES-15 and NPP
TLE Epoch: 2023 5 15.  Predictions up to the next  14.0 days:

     Date     Time(GOES-15)   GOES-15 Lat/Lon  NPP Lat/Lon    Distance(km)  Time Diff(sec)
 05/16/2023   11:26:04   (   0.08,-148.46) (   0.25,-149.33)   99.17                80
 05/17/2023   11:04:39   (   0.10,-148.91) (  -0.81,-144.81)  466.35                80
 05/18/2023   23:29:17   (  -0.07,-149.58) (  -0.21,-150.15)   66.23                80
 05/19/2023   23:07:54   (  -0.09,-150.02) (   0.91,-145.65)  498.91                80
 05/21/2023   11:32:23   (   0.05,-150.72) (   0.12,-150.95)   26.97                80
 05/23/2023   23:32:57   (  -0.05,-151.81) (  -0.06,-151.77)    4.25                80
 05/26/2023   11:36:03   (   0.04,-152.93) (  -0.04,-152.57)   41.39                80
 05/28/2023   00:00:41   (  -0.01,-153.58) (  -0.95,-157.92)  493.45                80
 05/28/2023   23:41:57   (  -0.03,-154.02) (   0.12,-153.40)   70.62                80