Simultaneous Nadir Overpasses (SNOs) between NOAA-15 and METOP-C
TLE Epoch: 2021 7 7.  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)
 07/18/2021   04:27:07   (  81.01, 150.62) 07/18/2021   04:25:55  (  81.03, 150.61)    1.59                72
 07/18/2021   05:17:35   ( -81.03, -42.27) 07/18/2021   05:16:37  ( -81.02, -42.27)    0.78                58
 07/18/2021   06:08:10   (  81.03, 125.06) 07/18/2021   06:07:17  (  81.02, 125.10)    0.95                53
 07/18/2021   06:58:37   ( -81.02, -67.46) 07/18/2021   06:57:58  ( -81.03, -67.41)    1.02                39
 07/18/2021   07:49:12   (  81.02,  99.87) 07/18/2021   07:48:38  (  81.03,  99.96)    1.68                34
 07/18/2021   08:39:40   ( -81.04, -93.02) 07/18/2021   08:39:20  ( -81.02, -92.92)    2.52                20
 07/18/2021   09:30:15   (  81.04,  74.31) 07/18/2021   09:30:00  (  81.02,  74.46)    3.01                15
 07/18/2021   10:20:42   ( -81.03,-118.21) 07/18/2021   10:20:41  ( -81.03,-118.05)    2.78                 1
 07/18/2021   11:11:15   (  81.02,  49.49) 07/18/2021   11:11:20  (  81.03,  49.32)    3.28                 5
 07/18/2021   12:01:43   ( -81.03,-143.40) 07/18/2021   12:02:02  ( -81.02,-143.56)    2.84                19
 07/18/2021   12:52:18   (  81.03,  23.93) 07/18/2021   12:52:42  (  81.02,  23.82)    2.16                24
 07/18/2021   13:42:45   ( -81.03,-168.60) 07/18/2021   13:43:23  ( -81.03,-168.70)    1.81                38
 07/18/2021   14:33:20   (  81.03,  -1.26) 07/18/2021   14:34:03  (  81.03,  -1.32)    1.17                43
 07/18/2021   15:23:47   ( -81.03, 166.21) 07/18/2021   15:24:44  ( -81.04, 166.16)    1.85                57
 07/18/2021   16:14:23   (  81.04, -26.82) 07/18/2021   16:15:25  (  81.03, -26.83)    1.75                62