Simultaneous Nadir Overpasses (SNOs) between NOAA-15 and METOP-C
TLE Epoch: 2021 10 11.  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)
 10/14/2021   03:14:41   ( -81.02, -10.78) 10/14/2021   03:13:32  ( -81.02, -10.68)    1.76                69
 10/14/2021   04:05:11   (  81.03, 156.35) 10/14/2021   04:04:12  (  81.02, 156.53)    3.30                59
 10/14/2021   04:55:43   ( -81.02, -36.00) 10/14/2021   04:54:54  ( -81.02, -36.15)    2.72                49
 10/14/2021   05:46:12   (  81.01, 131.51) 10/14/2021   05:45:33  (  81.03, 131.42)    2.26                39
 10/14/2021   06:36:45   ( -81.01, -61.22) 10/14/2021   06:36:15  ( -81.03, -61.26)    1.40                30
 10/14/2021   07:27:15   (  81.03, 105.92) 10/14/2021   07:26:55  (  81.02, 105.94)    0.66                20
 10/14/2021   08:17:48   ( -81.03, -86.81) 10/14/2021   08:17:37  ( -81.02, -86.74)    1.58                11
 10/14/2021   09:08:17   (  81.02,  80.71) 10/14/2021   09:08:16  (  81.03,  80.83)    2.24                 1
 10/14/2021   09:58:50   ( -81.03,-112.03) 10/14/2021   09:58:58  ( -81.03,-111.85)    3.10                 8
 10/14/2021   10:49:19   (  81.02,  55.49) 10/14/2021   10:49:38  (  81.02,  55.35)    2.42                19
 10/14/2021   11:39:52   ( -81.03,-137.25) 10/14/2021   11:40:20  ( -81.02,-137.32)    1.38                28
 10/14/2021   12:30:21   (  81.02,  30.27) 10/14/2021   12:30:59  (  81.03,  30.24)    1.58                38
 10/14/2021   13:20:54   ( -81.02,-162.47) 10/14/2021   13:21:41  ( -81.03,-162.43)    1.12                47
 10/14/2021   14:11:24   (  81.03,   4.69) 10/14/2021   14:12:21  (  81.03,   4.76)    1.48                57
 10/14/2021   15:01:57   ( -81.04, 171.94) 10/14/2021   15:03:03  ( -81.03, 172.09)    2.82                66