Simultaneous Nadir Overpasses (SNOs) between FY3D and NOAA-19
TLE Epoch: 2022 1 9.  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)
 01/17/2022   06:46:03   (  77.91,  58.64) 01/17/2022   06:44:49  (  77.89,  58.67)    1.76                74
 01/17/2022   07:36:49   ( -77.91,-134.05) 01/17/2022   07:35:47  ( -77.91,-133.97)    1.88                62
 01/17/2022   08:27:35   (  77.93,  33.15) 01/17/2022   08:26:49  (  77.90,  33.20)    3.53                46
 01/17/2022   09:18:21   ( -77.93,-159.53) 01/17/2022   09:17:47  ( -77.92,-159.44)    2.44                34
 01/17/2022   10:09:06   (  77.91,   7.87) 01/17/2022   10:08:49  (  77.90,   7.73)    3.20                17
 01/17/2022   10:59:52   ( -77.91, 175.19) 01/17/2022   10:59:47  ( -77.92, 175.09)    2.78                 5
 01/17/2022   11:50:38   (  77.93, -17.62) 01/17/2022   11:50:48  (  77.95, -17.52)    3.05                10
 01/17/2022   12:41:24   ( -77.93, 149.70) 01/17/2022   12:41:47  ( -77.92, 149.61)    2.01                23
 01/17/2022   13:32:10   (  77.95, -43.11) 01/17/2022   13:32:48  (  77.95, -42.99)    2.78                38
 01/17/2022   14:22:56   ( -77.95, 124.21) 01/17/2022   14:23:47  ( -77.93, 124.14)    2.65                51
 01/17/2022   15:13:41   (  77.93, -68.38) 01/17/2022   15:14:48  (  77.96, -68.46)    3.41                67
 01/17/2022   16:04:32   ( -78.13,  97.87) 01/17/2022   16:05:43  ( -78.09,  99.55)   38.60                71