Simultaneous Nadir Overpasses (SNOs) between NOAA-15 and METOP-C
TLE Epoch: 2021 12 30.  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)
 01/09/2022   11:42:01   ( -81.04,-137.45) 01/09/2022   11:40:47  ( -81.04,-137.29)    2.82                74
 01/09/2022   12:32:29   (  81.03,  29.98) 01/09/2022   12:31:28  (  81.04,  30.16)    3.20                61
 01/09/2022   13:23:03   ( -81.04,-162.69) 01/09/2022   13:22:09  ( -81.03,-162.77)    1.44                54
 01/09/2022   14:13:31   (  81.03,   4.74) 01/09/2022   14:12:50  (  81.04,   4.67)    1.13                41
 01/09/2022   15:04:05   ( -81.03, 172.06) 01/09/2022   15:03:30  ( -81.04, 172.11)    1.03                35
 01/09/2022   15:54:33   (  81.03, -20.51) 01/09/2022   15:54:11  (  81.04, -20.44)    1.77                22
 01/09/2022   16:45:07   ( -81.03, 146.82) 01/09/2022   16:44:52  ( -81.03, 146.63)    3.37                15
 01/09/2022   17:35:35   (  81.03, -45.76) 01/09/2022   17:35:33  (  81.04, -45.93)    3.08                 2
 01/09/2022   18:26:09   ( -81.03, 121.58) 01/09/2022   18:26:13  ( -81.04, 121.51)    1.60                 4
 01/09/2022   19:16:38   (  81.05, -71.38) 01/09/2022   19:16:55  (  81.03, -71.42)    1.85                17
 01/09/2022   20:07:12   ( -81.05,  95.96) 01/09/2022   20:07:35  ( -81.04,  96.02)    1.63                23
 01/09/2022   20:57:40   (  81.05, -96.63) 01/09/2022   20:58:16  (  81.04, -96.54)    1.66                36
 01/09/2022   21:48:14   ( -81.05,  70.72) 01/09/2022   21:48:56  ( -81.05,  70.90)    3.22                42
 01/09/2022   22:38:42   (  81.05,-121.88) 01/09/2022   22:39:38  (  81.04,-122.03)    2.93                56
 01/09/2022   23:29:16   ( -81.05,  45.47) 01/09/2022   23:30:18  ( -81.04,  45.42)    1.26                62