Simultaneous Nadir Overpasses (SNOs) between FY3D and NOAA-19
TLE Epoch: 2022 2 15.  Predictions up to the next  14.0 days:

     Date     Time(FY3D) FY3D Lat/Lon Date Time(NOAA-19) NOAA-19 Lat/Lon    Distance(km)  Time Diff(sec)
 02/16/2022   09:16:40   (  77.48,  23.22) 02/16/2022   09:15:34  (  77.48,  19.94)   79.15                66
 02/16/2022   10:07:33   ( -77.81,-171.07) 02/16/2022   10:06:21  ( -77.82,-171.02)    1.45                72
 02/16/2022   10:58:20   (  77.84,  -3.87) 02/16/2022   10:57:26  (  77.80,  -3.88)    3.63                54
 02/16/2022   11:49:05   ( -77.84, 163.44) 02/16/2022   11:48:21  ( -77.82, 163.51)    1.96                44
 02/16/2022   12:39:51   (  77.82, -29.15) 02/16/2022   12:39:25  (  77.84, -29.15)    3.19                26
 02/16/2022   13:30:35   ( -77.82, 138.16) 02/16/2022   13:30:20  ( -77.83, 138.03)    3.24                15
 02/16/2022   14:21:22   (  77.84, -54.64) 02/16/2022   14:21:24  (  77.85, -54.63)    1.21                 2
 02/16/2022   15:12:07   ( -77.84, 112.67) 02/16/2022   15:12:20  ( -77.83, 112.55)    2.76                13
 02/16/2022   16:02:54   (  77.86, -80.13) 02/16/2022   16:03:24  (  77.85, -80.11)    1.11                30
 02/16/2022   16:53:39   ( -77.86,  87.18) 02/16/2022   16:54:19  ( -77.87,  87.29)    3.05                40
 02/16/2022   17:44:26   (  77.88,-105.63) 02/16/2022   17:45:24  (  77.86,-105.58)    3.07                58
 02/16/2022   18:35:11   ( -77.88,  61.69) 02/16/2022   18:36:19  ( -77.88,  61.81)    2.98                68