Simultaneous Nadir Overpasses (SNOs) between FY3D and NOAA-19
TLE Epoch: 2022 9 30.  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)
 10/01/2022   01:10:29   (  77.10, 148.39) 10/01/2022   01:09:16  (  77.10, 147.62)   19.04                73
 10/01/2022   02:01:17   ( -77.20, -44.75) 10/01/2022   02:00:12  ( -77.19, -44.73)    2.08                65
 10/01/2022   02:52:03   (  77.22, 122.50) 10/01/2022   02:51:13  (  77.21, 122.65)    3.61                50
 10/01/2022   03:42:48   ( -77.19, -70.08) 10/01/2022   03:42:11  ( -77.22, -70.09)    2.59                37
 10/01/2022   04:33:34   (  77.21,  97.17) 10/01/2022   04:33:13  (  77.20,  97.10)    1.86                21
 10/01/2022   05:24:20   ( -77.22, -95.59) 10/01/2022   05:24:11  ( -77.20, -95.64)    2.43                 9
 10/01/2022   06:15:06   (  77.24,  71.66) 10/01/2022   06:15:12  (  77.23,  71.74)    2.15                 6
 10/01/2022   07:05:51   ( -77.21,-120.92) 10/01/2022   07:06:10  ( -77.23,-121.00)    3.17                19
 10/01/2022   07:56:37   (  77.23,  46.33) 10/01/2022   07:57:12  (  77.22,  46.20)    3.31                35
 10/01/2022   08:47:23   ( -77.24,-146.43) 10/01/2022   08:48:09  ( -77.26,-146.35)    3.05                46
 10/01/2022   09:38:09   (  77.26,  20.82) 10/01/2022   09:39:11  (  77.25,  20.84)    0.74                62
 10/01/2022   10:28:54   ( -77.27,-171.95) 10/01/2022   10:30:08  ( -77.25,-171.90)    2.53                74