Simultaneous Nadir Overpasses (SNOs) between NOAA-15 and METOP-C
TLE Epoch: 2021 8 26.  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)
 08/31/2021   05:06:52   ( -81.03, -39.41) 08/31/2021   05:05:39  ( -81.03, -39.38)    0.57                73
 08/31/2021   05:57:22   (  81.04, 127.79) 08/31/2021   05:56:21  (  81.02, 127.72)    2.02                61
 08/31/2021   06:47:54   ( -81.03, -64.61) 08/31/2021   06:47:00  ( -81.04, -64.53)    2.17                54
 08/31/2021   07:38:24   (  81.04, 102.59) 08/31/2021   07:37:42  (  81.03, 102.57)    0.39                42
 08/31/2021   08:28:57   ( -81.04, -90.18) 08/31/2021   08:28:22  ( -81.04, -90.04)    2.64                35
 08/31/2021   09:19:25   (  81.03,  77.38) 08/31/2021   09:19:02  (  81.04,  77.43)    1.27                23
 08/31/2021   10:09:58   ( -81.04,-115.39) 08/31/2021   10:09:43  ( -81.03,-115.55)    3.04                15
 08/31/2021   11:00:28   (  81.05,  51.80) 08/31/2021   11:00:24  (  81.03,  51.92)    2.62                 4
 08/31/2021   11:51:00   ( -81.04,-140.59) 08/31/2021   11:51:04  ( -81.04,-140.69)    1.71                 4
 08/31/2021   12:41:30   (  81.05,  26.59) 08/31/2021   12:41:45  (  81.04,  26.78)    3.30                15
 08/31/2021   13:32:02   ( -81.03,-165.80) 08/31/2021   13:32:25  ( -81.04,-165.83)    1.29                23
 08/31/2021   14:22:32   (  81.04,   1.38) 08/31/2021   14:23:07  (  81.03,   1.26)    2.19                35
 08/31/2021   15:13:05   ( -81.05, 168.63) 08/31/2021   15:13:47  ( -81.04, 168.66)    1.25                42
 08/31/2021   16:03:34   (  81.04, -23.83) 08/31/2021   16:04:28  (  81.04, -23.88)    0.86                54
 08/31/2021   16:54:07   ( -81.05, 143.43) 08/31/2021   16:55:08  ( -81.05, 143.51)    1.48                61