Simultaneous Nadir Overpasses (SNOs) between NOAA-15 and METOP-C
TLE Epoch: 2021 11 25.  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)
 11/26/2021   20:19:01   ( -81.03,  93.19) 11/26/2021   20:17:54  ( -81.03,  93.23)    0.89                67
 11/26/2021   21:09:36   (  81.03, -99.39) 11/26/2021   21:08:35  (  81.02, -99.53)    2.39                61
 11/26/2021   22:00:03   ( -81.03,  67.96) 11/26/2021   21:59:15  ( -81.03,  68.11)    2.71                48
 11/26/2021   22:50:38   (  81.03,-124.63) 11/26/2021   22:49:56  (  81.03,-124.64)    0.60                42
 11/26/2021   23:41:05   ( -81.03,  42.73) 11/26/2021   23:40:37  ( -81.03,  42.62)    1.80                28
 11/27/2021   00:31:40   (  81.03,-149.86) 11/27/2021   00:31:17  (  81.04,-149.76)    2.35                23
 11/27/2021   01:22:07   ( -81.03,  17.50) 11/27/2021   01:21:58  ( -81.04,  17.50)    1.19                 9
 11/27/2021   02:12:42   (  81.02,-175.09) 11/27/2021   02:12:39  (  81.03,-175.25)    2.95                 3
 11/27/2021   03:03:10   ( -81.04,  -8.10) 11/27/2021   03:03:20  ( -81.03,  -7.98)    2.36                10
 11/27/2021   03:53:45   (  81.04, 159.31) 11/27/2021   03:54:01  (  81.03, 159.27)    1.44                16
 11/27/2021   04:44:12   ( -81.04, -33.33) 11/27/2021   04:44:42  ( -81.03, -33.47)    2.90                30
 11/27/2021   05:34:47   (  81.04, 134.08) 11/27/2021   05:35:22  (  81.04, 134.15)    1.26                35
 11/27/2021   06:25:14   ( -81.04, -58.57) 11/27/2021   06:26:03  ( -81.03, -58.59)    0.69                49
 11/27/2021   07:15:49   (  81.04, 108.84) 11/27/2021   07:16:44  (  81.03, 108.66)    3.22                55
 11/27/2021   08:06:16   ( -81.04, -83.80) 11/27/2021   08:07:24  ( -81.04, -83.71)    1.63                68