Simultaneous Nadir Overpasses (SNOs) between FY3D and LANDSAT-8
TLE Epoch: 2025 4 20.  Predictions up to the next  14.0 days:

     Date     Time(FY3D) FY3D Lat/Lon Date Time(LANDSAT-8) LANDSAT-8 Lat/Lon    Distance(km)  Time Diff(sec)
 04/21/2025   01:40:29   (  75.69, 161.85) 04/21/2025   01:40:53  (  75.69, 161.85)    0.82                24
 04/21/2025   02:31:11   ( -75.63, -30.61) 04/21/2025   02:30:21  ( -75.65, -30.61)    2.85                50
 04/23/2025   17:06:37   ( -76.15, 108.83) 04/23/2025   17:07:45  ( -76.06, 111.21)   64.38                68
 04/23/2025   17:57:12   (  75.69, -82.26) 04/23/2025   17:57:17  (  75.69, -82.24)    0.55                 5
 04/23/2025   18:47:54   ( -75.63,  85.28) 04/23/2025   18:46:46  ( -75.61,  85.16)    3.53                68
 04/26/2025   09:23:11   ( -75.75,-133.89) 04/26/2025   09:24:15  ( -75.74,-133.86)    1.76                64
 04/26/2025   10:13:56   (  75.71,  33.59) 04/26/2025   10:13:41  (  75.72,  33.71)    3.72                15
 04/26/2025   11:04:25   ( -75.03,-156.96) 04/26/2025   11:03:21  ( -75.09,-160.39)   98.45                64
 04/29/2025   01:39:54   ( -75.73, -17.91) 04/29/2025   01:40:39  ( -75.73, -17.99)    2.15                45
 04/29/2025   02:30:39   (  75.68, 149.55) 04/29/2025   02:30:05  (  75.70, 149.57)    2.34                34
 05/01/2025   17:56:38   ( -75.76,  97.87) 05/01/2025   17:57:02  ( -75.74,  97.92)    3.02                24