Simultaneous Nadir Overpasses (SNOs) between NOAA-15 and METOP-C
TLE Epoch: 2021 3 16.  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   18:45:37   ( -80.98, 115.75) 03/29/2021   18:44:22  ( -81.00, 115.80)    1.95                75
 03/29/2021   19:36:12   (  80.99, -76.98) 03/29/2021   19:35:03  (  81.00, -76.95)    1.04                69
 03/29/2021   20:26:40   ( -81.00,  90.23) 03/29/2021   20:25:44  ( -80.99,  90.30)    1.26                56
 03/29/2021   21:17:15   (  81.00,-102.50) 03/29/2021   21:16:25  (  80.99,-102.45)    1.51                50
 03/29/2021   22:07:42   ( -80.99,  65.08) 03/29/2021   22:07:05  ( -81.00,  65.17)    2.00                37
 03/29/2021   22:58:17   (  81.00,-127.66) 03/29/2021   22:57:46  (  81.00,-127.58)    1.39                31
 03/29/2021   23:48:45   ( -81.00,  39.57) 03/29/2021   23:48:27  ( -81.00,  39.67)    2.05                18
 03/30/2021   00:39:20   (  81.01,-153.18) 03/30/2021   00:39:08  (  80.99,-153.07)    2.42                12
 03/30/2021   01:29:47   ( -81.00,  14.42) 03/30/2021   01:29:48  ( -81.00,  14.54)    2.36                 1
 03/30/2021   02:20:22   (  81.00,-178.33) 03/30/2021   02:20:29  (  81.00,-178.20)    2.15                 7