Simultaneous Nadir Overpasses (SNOs) between FY3D and METOP-C
TLE Epoch: 2023 4 30.  Predictions up to the next  14.0 days:

     Date     Time(FY3D) FY3D Lat/Lon Date Time(METOP-C) METOP-C Lat/Lon    Distance(km)  Time Diff(sec)
 04/30/2023   04:59:45   (  74.69, 101.52) 04/30/2023   04:59:22  (  74.68, 101.44)    2.97                23
 04/30/2023   05:50:30   ( -74.71, -91.20) 04/30/2023   05:50:02  ( -74.71, -91.15)    1.47                28
 04/30/2023   06:41:17   (  74.72,  76.07) 04/30/2023   06:40:43  (  74.71,  76.18)    3.62                34
 04/30/2023   07:32:01   ( -74.69,-116.52) 04/30/2023   07:31:24  ( -74.69,-116.54)    0.71                37
 04/30/2023   08:22:48   (  74.70,  50.75) 04/30/2023   08:22:05  (  74.68,  50.78)    2.01                43
 04/30/2023   09:13:32   ( -74.66,-141.84) 04/30/2023   09:12:46  ( -74.67,-141.94)    2.88                46
 04/30/2023   10:04:19   (  74.68,  25.42) 04/30/2023   10:03:27  (  74.66,  25.38)    2.10                52
 04/30/2023   10:55:04   ( -74.69,-167.30) 04/30/2023   10:54:07  ( -74.69,-167.20)    2.70                57
 04/30/2023   11:45:50   (  74.66,   0.10) 04/30/2023   11:44:48  (  74.69,   0.12)    3.65                62
 04/30/2023   12:36:35   ( -74.67, 167.38) 04/30/2023   12:35:29  ( -74.67, 167.40)    0.54                66
 04/30/2023   13:27:22   (  74.69, -25.35) 04/30/2023   13:26:10  (  74.67, -25.28)    2.87                72
 04/30/2023   14:18:06   ( -74.65, 142.06) 04/30/2023   14:16:51  ( -74.65, 142.00)    1.65                75
 04/30/2023   15:08:48   (  74.42, -50.02) 04/30/2023   15:07:37  (  74.41, -51.32)   38.81                71
 04/30/2023   15:59:30   ( -74.29, 117.64) 04/30/2023   15:58:20  ( -74.29, 115.72)   57.95                70
 04/30/2023   16:50:11   (  74.01, -74.34) 04/30/2023   16:49:06  (  74.04, -77.58)   99.30                65