Simultaneous Nadir Overpasses (SNOs) between NOAA-19 and METOP-C
TLE Epoch: 2021 4 10.  Predictions up to the next  14.0 days:

     Date     Time(NOAA-19) NOAA-19 Lat/Lon Date Time(METOP-C) METOP-C Lat/Lon    Distance(km)  Time Diff(sec)
 04/11/2021   12:29:47   ( -80.46,-160.07) 04/11/2021   12:30:52  ( -80.46,-159.96)    2.05                65
 04/11/2021   13:20:43   (  80.46,   7.22) 04/11/2021   13:21:34  (  80.44,   7.16)    2.22                51
 04/11/2021   14:11:47   ( -80.45, 174.57) 04/11/2021   14:12:14  ( -80.45, 174.57)    0.70                27
 04/11/2021   15:02:43   (  80.45, -18.14) 04/11/2021   15:02:55  (  80.46, -17.99)    2.86                12
 04/11/2021   15:53:47   ( -80.45, 149.20) 04/11/2021   15:53:36  ( -80.44, 149.10)    2.26                11
 04/11/2021   16:44:43   (  80.44, -43.50) 04/11/2021   16:44:17  (  80.45, -43.46)    0.75                26
 04/11/2021   17:35:47   ( -80.44, 123.84) 04/11/2021   17:34:57  ( -80.45, 123.95)    2.39                50
 04/11/2021   18:26:43   (  80.44, -68.86) 04/11/2021   18:25:39  (  80.44, -68.93)    1.36                64
 04/22/2021   14:33:44   (  80.54, -12.28) 04/22/2021   14:34:55  (  80.49, -10.55)   32.12                71
 04/22/2021   15:24:42   ( -80.47, 156.42) 04/22/2021   15:25:36  ( -80.47, 156.57)    2.81                54
 04/22/2021   16:15:40   (  80.47, -36.27) 04/22/2021   16:16:18  (  80.45, -36.36)    2.24                38
 04/22/2021   17:06:42   ( -80.46, 131.05) 04/22/2021   17:06:58  ( -80.46, 131.09)    0.83                16
 04/22/2021   17:57:40   (  80.46, -61.63) 04/22/2021   17:57:39  (  80.47, -61.51)    2.40                 1
 04/22/2021   18:48:42   ( -80.46, 105.68) 04/22/2021   18:48:20  ( -80.45, 105.62)    1.22                22
 04/22/2021   19:39:40   (  80.45, -86.99) 04/22/2021   19:39:01  (  80.46, -86.98)    0.52                39
 04/22/2021   20:30:42   ( -80.45,  80.31) 04/22/2021   20:29:42  ( -80.44,  80.14)    3.20                60