Simultaneous Nadir Overpasses (SNOs) between FY3D and NOAA-19
TLE Epoch: 2022 1 31.  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)
 02/01/2022   08:01:20   ( -77.59,-138.55) 02/01/2022   08:00:12  ( -77.61,-141.15)   62.30                68
 02/01/2022   08:52:12   (  77.84,  27.54) 02/01/2022   08:51:10  (  77.86,  27.43)    3.18                62
 02/01/2022   09:42:57   ( -77.86,-165.24) 02/01/2022   09:42:04  ( -77.88,-165.16)    3.20                53
 02/01/2022   10:33:43   (  77.86,   2.05) 02/01/2022   10:33:09  (  77.86,   1.96)    2.22                34
 02/01/2022   11:24:29   ( -77.88, 169.27) 02/01/2022   11:24:04  ( -77.89, 169.36)    2.32                25
 02/01/2022   12:15:15   (  77.88, -23.44) 02/01/2022   12:15:09  (  77.87, -23.52)    2.65                 6
 02/01/2022   13:06:01   ( -77.90, 143.78) 02/01/2022   13:06:04  ( -77.89, 143.89)    2.83                 3
 02/01/2022   13:56:47   (  77.90, -48.93) 02/01/2022   13:57:08  (  77.91, -48.78)    3.56                21
 02/01/2022   14:47:32   ( -77.88, 118.50) 02/01/2022   14:48:04  ( -77.89, 118.41)    2.38                32
 02/01/2022   15:38:18   (  77.88, -74.21) 02/01/2022   15:39:08  (  77.91, -74.25)    3.27                50
 02/01/2022   16:29:04   ( -77.90,  93.01) 02/01/2022   16:30:04  ( -77.90,  92.94)    1.69                60
 02/01/2022   17:19:54   (  78.07,-100.54) 02/01/2022   17:21:05  (  78.03, -99.07)   34.15                71