Simultaneous Nadir Overpasses (SNOs) between NPP and METOP-C
TLE Epoch: 2021 5 21.  Predictions up to the next  14.0 days:

     Date     Time(NPP) NPP Lat/Lon Date Time(METOP-C) METOP-C Lat/Lon    Distance(km)  Time Diff(sec)
 06/04/2021   04:38:56   (  73.40, 100.61) 06/04/2021   04:40:02  (  73.36, 103.48)   91.32                66
 06/04/2021   05:29:39   ( -73.33, -91.92) 06/04/2021   05:30:46  ( -73.30, -89.33)   82.69                67
 06/04/2021   06:20:20   (  73.10,  75.90) 06/04/2021   06:21:30  (  73.04,  77.43)   50.06                70
 06/04/2021   07:11:03   ( -73.03,-116.64) 06/04/2021   07:12:14  ( -72.98,-115.37)   41.59                71
 06/04/2021   08:01:44   (  72.80,  51.16) 06/04/2021   08:02:57  (  72.76,  51.51)   12.10                73
 06/04/2021   08:52:27   ( -72.73,-141.38) 06/04/2021   08:53:41  ( -72.71,-141.29)    4.40                74
 06/04/2021   09:43:12   (  72.70,  25.99) 06/04/2021   09:44:20  (  72.69,  26.02)    1.58                68
 06/04/2021   10:33:56   ( -72.69,-166.66) 06/04/2021   10:35:03  ( -72.68,-166.67)    0.53                67
 06/04/2021   11:24:41   (  72.65,   0.72) 06/04/2021   11:25:42  (  72.67,   0.63)    3.22                61
 06/04/2021   12:15:26   ( -72.69, 167.96) 06/04/2021   12:16:25  ( -72.66, 167.94)    3.00                59
 06/04/2021   13:06:11   (  72.66, -24.66) 06/04/2021   13:07:04  (  72.65, -24.75)    3.25                53
 06/04/2021   13:56:56   ( -72.69, 142.58) 06/04/2021   13:57:46  ( -72.69, 142.66)    2.66                50
 06/04/2021   14:47:41   (  72.66, -50.04) 06/04/2021   14:48:25  (  72.67, -50.03)    1.69                44
 06/04/2021   15:38:25   ( -72.64, 117.31) 06/04/2021   15:39:08  ( -72.67, 117.28)    3.04                43
 06/04/2021   16:29:11   (  72.66, -75.42) 06/04/2021   16:29:47  (  72.65, -75.42)    1.11                36
 06/04/2021   17:19:55   ( -72.65,  91.93) 06/04/2021   17:20:30  ( -72.65,  91.89)    1.09                35
 06/04/2021   18:10:41   (  72.66,-100.80) 06/04/2021   18:11:09  (  72.63,-100.80)    3.86                28
 06/04/2021   19:01:25   ( -72.65,  66.55) 06/04/2021   19:01:52  ( -72.63,  66.51)    2.84                27
 06/04/2021   19:52:11   (  72.67,-126.18) 06/04/2021   19:52:30  (  72.66,-126.08)    3.41                19