Simultaneous Nadir Overpasses (SNOs) between FY3D and NOAA-19
TLE Epoch: 2022 9 20.  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   01:10:30   (  77.15, 148.17) 10/01/2022   01:09:16  (  77.11, 147.66)   13.55                74
 10/01/2022   02:01:16   ( -77.20, -44.74) 10/01/2022   02:00:11  ( -77.20, -44.66)    2.16                65
 10/01/2022   02:52:01   (  77.18, 122.66) 10/01/2022   02:51:13  (  77.18, 122.50)    4.00                48
 10/01/2022   03:42:47   ( -77.19, -70.07) 10/01/2022   03:42:11  ( -77.19, -70.21)    3.34                36
 10/01/2022   04:33:33   (  77.21,  97.14) 10/01/2022   04:33:12  (  77.21,  97.14)    0.34                21
 10/01/2022   05:24:19   ( -77.22, -95.59) 10/01/2022   05:24:10  ( -77.22, -95.56)    0.72                 9
 10/01/2022   06:15:05   (  77.24,  71.63) 10/01/2022   06:15:11  (  77.24,  71.79)    3.98                 6
 10/01/2022   07:05:50   ( -77.21,-120.91) 10/01/2022   07:06:09  ( -77.25,-120.92)    4.15                19
 10/01/2022   07:56:36   (  77.23,  46.30) 10/01/2022   07:57:11  (  77.23,  46.24)    1.46                35
 10/01/2022   08:47:22   ( -77.24,-146.43) 10/01/2022   08:48:09  ( -77.24,-146.47)    1.12                47
 10/01/2022   09:38:08   (  77.26,  20.78) 10/01/2022   09:39:10  (  77.26,  20.89)    2.60                62
 10/01/2022   10:28:54   ( -77.27,-171.95) 10/01/2022   10:30:08  ( -77.27,-171.83)    3.02                74