Simultaneous Nadir Overpasses (SNOs) between NOAA-15 and METOP-C
TLE Epoch: 2021 3 22.  Predictions up to the next  14.0 days:

     Date     Time(NOAA-15) NOAA-15 Lat/Lon Date Time(METOP-C) METOP-C Lat/Lon    Distance(km)  Time Diff(sec)
 03/29/2021   18:45:38   ( -81.00, 115.40) 03/29/2021   18:44:23  ( -80.99, 115.55)    2.82                75
 03/29/2021   19:36:13   (  81.00, -77.29) 03/29/2021   19:35:04  (  80.99, -77.16)    2.73                69
 03/29/2021   20:26:40   ( -81.00,  90.25) 03/29/2021   20:25:44  ( -81.00,  90.42)    2.95                56
 03/29/2021   21:17:15   (  81.00,-102.44) 03/29/2021   21:16:25  (  81.00,-102.29)    2.64                50
 03/29/2021   22:07:42   ( -80.99,  65.10) 03/29/2021   22:07:06  ( -80.99,  64.92)    3.09                36
 03/29/2021   22:58:17   (  80.99,-127.59) 03/29/2021   22:57:47  (  80.99,-127.78)    3.33                30
 03/29/2021   23:48:44   ( -80.99,  39.95) 03/29/2021   23:48:27  ( -81.00,  39.79)    3.24                17
 03/30/2021   00:39:19   (  80.99,-152.75) 03/30/2021   00:39:08  (  81.00,-152.91)    3.20                11
 03/30/2021   01:29:47   ( -81.00,  14.43) 03/30/2021   01:29:49  ( -80.99,  14.30)    2.38                 2
 03/30/2021   02:20:22   (  81.00,-178.27) 03/30/2021   02:20:30  (  80.99,-178.41)    2.57                 8
 03/30/2021   03:10:49   ( -80.99, -10.72) 03/30/2021   03:11:10  ( -81.00, -10.83)    2.38                21
 03/30/2021   04:01:24   (  81.00, 156.58) 03/30/2021   04:01:51  (  81.00, 156.46)    2.21                27
 03/30/2021   04:51:52   ( -81.00, -36.23) 03/30/2021   04:52:32  ( -81.00, -36.33)    1.80                40
 03/30/2021   05:42:27   (  81.01, 131.06) 03/30/2021   05:43:13  (  81.00, 130.97)    2.02                46
 03/30/2021   06:32:53   ( -81.00, -61.38) 03/30/2021   06:33:52  ( -81.01, -61.46)    1.52                59
 03/30/2021   07:23:28   (  81.00, 105.91) 03/30/2021   07:24:33  (  81.01, 105.84)    1.24                65