Simultaneous Nadir Overpasses (SNOs) between FY3D and NOAA-19
TLE Epoch: 2023 6 11.  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)
 06/21/2023   08:17:00   ( -76.09,-131.31) 06/21/2023   08:15:55  ( -76.10,-134.84)   94.58                65
 06/21/2023   09:07:57   (  76.58,  34.18) 06/21/2023   09:06:47  (  76.57,  34.20)    1.58                70
 06/21/2023   09:58:42   ( -76.55,-158.42) 06/21/2023   09:57:43  ( -76.58,-158.47)    3.33                59
 06/21/2023   10:49:29   (  76.60,   8.71) 06/21/2023   10:48:46  (  76.57,   8.71)    3.71                43
 06/21/2023   11:40:14   ( -76.58, 176.11) 06/21/2023   11:39:42  ( -76.58, 176.05)    1.95                32
 06/21/2023   12:31:00   (  76.58, -16.59) 06/21/2023   12:30:44  (  76.61, -16.60)    3.77                16
 06/21/2023   13:21:46   ( -76.60, 150.65) 06/21/2023   13:21:41  ( -76.59, 150.56)    2.71                 5
 06/21/2023   14:12:32   (  76.60, -42.05) 06/21/2023   14:12:43  (  76.62, -42.08)    1.67                11
 06/21/2023   15:03:18   ( -76.62, 125.18) 06/21/2023   15:03:39  ( -76.63, 125.25)    2.03                21
 06/21/2023   15:54:04   (  76.62, -67.52) 06/21/2023   15:54:42  (  76.62, -67.56)    1.31                38
 06/21/2023   16:44:50   ( -76.64,  99.71) 06/21/2023   16:45:38  ( -76.63,  99.76)    1.79                48
 06/21/2023   17:35:36   (  76.65, -92.99) 06/21/2023   17:36:41  (  76.62, -93.05)    3.31                65
 06/21/2023   18:26:22   ( -76.67,  74.25) 06/21/2023   18:27:37  ( -76.63,  74.28)    3.62                75