Simultaneous Nadir Overpasses (SNOs) between FY3D and NOAA-19
TLE Epoch: 2023 8 17.  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)
 08/23/2023   00:31:30   ( -76.10, -14.07) 08/23/2023   00:30:22  ( -76.06, -16.73)   71.22                68
 08/23/2023   01:22:23   (  76.38, 152.20) 08/23/2023   01:21:09  (  76.40, 151.84)    9.83                74
 08/23/2023   02:13:09   ( -76.44, -40.69) 08/23/2023   02:12:12  ( -76.45, -40.74)    2.03                57
 08/23/2023   03:03:56   (  76.45, 126.55) 08/23/2023   03:03:07  (  76.44, 126.50)    1.99                49
 08/23/2023   03:54:41   ( -76.46, -66.17) 08/23/2023   03:54:11  ( -76.45, -66.25)    2.63                30
 08/23/2023   04:45:28   (  76.48, 101.07) 08/23/2023   04:45:05  (  76.48, 101.16)    2.17                23
 08/23/2023   05:36:13   ( -76.49, -91.65) 08/23/2023   05:36:09  ( -76.49, -91.58)    1.73                 4
 08/23/2023   06:26:59   (  76.46,  75.76) 08/23/2023   06:27:04  (  76.48,  75.64)    3.41                 5
 08/23/2023   07:17:44   ( -76.47,-116.96) 08/23/2023   07:18:08  ( -76.48,-117.09)    3.67                24
 08/23/2023   08:08:31   (  76.49,  50.28) 08/23/2023   08:09:02  (  76.51,  50.30)    2.92                31
 08/23/2023   08:59:16   ( -76.50,-142.44) 08/23/2023   09:00:06  ( -76.52,-142.43)    2.64                50
 08/23/2023   09:50:03   (  76.52,  24.80) 08/23/2023   09:51:01  (  76.51,  24.79)    0.65                58
 08/23/2023   10:40:50   ( -76.61,-168.26) 08/23/2023   10:42:03  ( -76.60,-167.59)   17.25                73
 08/23/2023   11:31:45   (  76.98,  -2.45) 08/23/2023   11:32:50  (  76.93,   1.07)   88.49                65