Simultaneous Nadir Overpasses (SNOs) between FY3D and NOAA-19
TLE Epoch: 2022 1 13.  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,  58.60) 01/17/2022   06:44:49  (  77.89,  58.63)    3.05                74
 01/17/2022   07:36:49   ( -77.91,-134.10) 01/17/2022   07:35:47  ( -77.90,-134.02)    2.21                62
 01/17/2022   08:27:34   (  77.89,  33.32) 01/17/2022   08:26:49  (  77.89,  33.17)    3.65                45
 01/17/2022   09:18:20   ( -77.90,-159.38) 01/17/2022   09:17:47  ( -77.91,-159.49)    3.04                33
 01/17/2022   10:09:06   (  77.91,   7.83) 01/17/2022   10:08:48  (  77.94,   7.91)    2.95                18
 01/17/2022   10:59:52   ( -77.92, 175.14) 01/17/2022   10:59:47  ( -77.91, 175.04)    2.41                 5
 01/17/2022   11:50:38   (  77.94, -17.65) 01/17/2022   11:50:48  (  77.94, -17.56)    2.34                10
 01/17/2022   12:41:24   ( -77.94, 149.65) 01/17/2022   12:41:47  ( -77.92, 149.56)    3.00                23
 01/17/2022   13:32:10   (  77.96, -43.14) 01/17/2022   13:32:48  (  77.95, -43.02)    2.95                38
 01/17/2022   14:22:56   ( -77.96, 124.16) 01/17/2022   14:23:46  ( -77.96, 124.31)    3.39                50
 01/17/2022   15:13:41   (  77.94, -68.42) 01/17/2022   15:14:48  (  77.95, -68.49)    2.33                67
 01/17/2022   16:04:32   ( -78.14,  97.82) 01/17/2022   16:05:42  ( -78.11,  99.72)   43.38                70