Simultaneous Nadir Overpasses (SNOs) between GOES-15 and FY3D
TLE Epoch: 2026 2 20.  Predictions up to the next  14.0 days:

     Date     Time(GOES-15)   GOES-15 Lat/Lon  FY3D Lat/Lon    Distance(km)  Time Diff(sec)
 02/20/2026   23:15:52   (   0.90,  62.38) (   0.29,  64.88)  286.71                80
 02/22/2026   11:34:52   (  -0.84,  62.85) (  -1.54,  59.71)  357.58                80
 02/23/2026   11:18:37   (  -0.86,  63.18) (  -0.59,  64.32)  130.80                80
 02/25/2026   23:18:33   (   0.84,  64.05) (   0.90,  63.80)   29.19                80
 02/26/2026   23:02:17   (   0.87,  64.39) (  -0.04,  68.41)  458.79                80
 02/28/2026   11:21:19   (  -0.81,  64.86) (  -1.16,  63.22)  186.80                80
 03/01/2026   11:05:03   (  -0.84,  65.20) (  -0.22,  67.84)  301.31                80
 03/02/2026   23:23:55   (   0.77,  65.74) (   1.46,  62.69)  347.46                80
 03/03/2026   23:07:40   (   0.80,  66.07) (   0.53,  67.31)  140.66                80
 03/06/2026   11:07:46   (  -0.76,  66.88) (  -0.81,  66.74)   16.85                80