Simultaneous Nadir Overpasses (SNOs) between NOAA-15 and METOP-C
TLE Epoch: 2021 5 31.  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)
 06/04/2021   02:05:51   ( -81.02,   5.51) 06/04/2021   02:04:41  ( -81.01,   5.62)    2.25                70
 06/04/2021   02:56:19   (  81.02, 172.92) 06/04/2021   02:55:21  (  81.01, 172.95)    1.20                58
 06/04/2021   03:46:53   ( -81.02, -19.67) 06/04/2021   03:46:02  ( -81.02, -19.51)    2.69                51
 06/04/2021   04:37:21   (  81.02, 147.74) 06/04/2021   04:36:42  (  81.02, 147.82)    1.31                39
 06/04/2021   05:27:55   ( -81.01, -44.84) 06/04/2021   05:27:24  ( -81.01, -45.01)    2.93                31
 06/04/2021   06:18:24   (  81.03, 122.20) 06/04/2021   06:18:04  (  81.01, 122.32)    2.65                20
 06/04/2021   07:08:57   ( -81.01, -70.02) 06/04/2021   07:08:45  ( -81.02, -70.14)    2.53                12
 06/04/2021   07:59:26   (  81.02,  97.03) 06/04/2021   07:59:25  (  81.02,  97.18)    2.69                 1
 06/04/2021   08:50:00   ( -81.02, -95.56) 06/04/2021   08:50:07  ( -81.01, -95.64)    1.62                 7
 06/04/2021   09:40:28   (  81.02,  71.86) 06/04/2021   09:40:47  (  81.01,  71.68)    3.10                19
 06/04/2021   10:31:02   ( -81.02,-120.74) 06/04/2021   10:31:28  ( -81.02,-120.77)    0.85                26
 06/04/2021   11:21:30   (  81.02,  46.68) 06/04/2021   11:22:08  (  81.02,  46.55)    2.42                38
 06/04/2021   12:12:05   ( -81.03,-146.28) 06/04/2021   12:12:50  ( -81.02,-146.27)    1.57                45
 06/04/2021   13:02:33   (  81.03,  21.14) 06/04/2021   13:03:30  (  81.02,  21.05)    2.14                57
 06/04/2021   13:53:07   ( -81.03,-171.45) 06/04/2021   13:54:11  ( -81.03,-171.40)    0.94                64