Simultaneous Nadir Overpasses (SNOs) between GOES-16 and NPP
TLE Epoch: 2025 9 18.  Predictions up to the next  14.0 days:

     Date     Time(GOES-16)   GOES-16 Lat/Lon  NPP Lat/Lon    Distance(km)  Time Diff(sec)
 09/19/2025   08:35:58   (  -0.11,-104.66) (   0.34,-106.60)  221.18                80
 09/20/2025   08:14:36   (  -0.11,-104.66) (  -0.69,-102.07)  294.96                80
 09/21/2025   20:36:35   (   0.11,-104.69) (  -0.51,-107.38)  307.78                80
 09/22/2025   20:20:33   (   0.11,-104.69) (   0.53,-102.86)  208.92                80
 09/24/2025   08:42:23   (  -0.11,-104.69) (   0.65,-108.13)  392.05                80
 09/25/2025   08:21:01   (  -0.11,-104.70) (  -0.38,-103.61)  124.15                80
 09/26/2025   20:42:59   (   0.11,-104.71) (  -0.85,-108.91)  479.36                80
 09/27/2025   20:26:56   (   0.11,-104.71) (   0.19,-104.39)   37.03                80
 09/30/2025   08:30:04   (  -0.12,-104.72) (  -0.04,-105.14)   47.96                80
 10/01/2025   08:08:41   (  -0.12,-104.72) (  -1.02,-100.61)  467.91                80