Simultaneous Nadir Overpasses (SNOs) between HIMAWARI-9 and NOAA-21
TLE Epoch: 2024 1 28.  Predictions up to the next  14.0 days:

     Date     Time(HIMAWARI-9)   HIMAWARI-9 Lat/Lon  NOAA-21 Lat/Lon    Distance(km)  Time Diff(sec)
 01/30/2024   04:02:32   (  -0.04, 140.78) (  -0.21, 139.95)   94.44                80
 01/31/2024   03:43:46   (  -0.04, 140.76) (   0.82, 144.48)  424.61                80
 02/01/2024   16:08:11   (   0.04, 140.73) (   0.40, 139.23)  171.39                80
 02/02/2024   15:46:46   (   0.04, 140.71) (  -0.64, 143.76)  347.80                80
 02/04/2024   04:11:20   (  -0.05, 140.68) (  -0.56, 138.47)  252.23                80
 02/05/2024   03:49:55   (  -0.05, 140.66) (   0.48, 143.00)  267.23                80
 02/06/2024   16:14:20   (   0.06, 140.63) (   0.72, 137.75)  328.07                80
 02/07/2024   15:52:55   (   0.06, 140.60) (  -0.32, 142.28)  191.42                80
 02/09/2024   04:17:29   (  -0.07, 140.57) (  -0.87, 136.99)  408.12                80
 02/10/2024   03:56:03   (  -0.07, 140.54) (   0.18, 141.52)  111.99                80
 02/11/2024   16:20:29   (   0.08, 140.50) (   1.01, 136.26)  481.85                80