Simultaneous Nadir Overpasses (SNOs) between NPP and METOP-C
TLE Epoch: 2021 2 8.  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)
 02/21/2021   05:10:32   (  73.24,  93.05) 02/21/2021   05:11:40  (  73.19,  95.36)   74.22                68
 02/21/2021   06:01:15   ( -73.18, -99.50) 02/21/2021   06:02:24  ( -73.14, -97.44)   66.66                69
 02/21/2021   06:51:56   (  72.94,  68.32) 02/21/2021   06:53:07  (  72.92,  69.43)   36.24                71
 02/21/2021   07:42:39   ( -72.89,-124.24) 02/21/2021   07:43:51  ( -72.87,-123.36)   28.82                72
 02/21/2021   08:33:20   (  72.65,  43.57) 02/21/2021   08:34:34  (  72.65,  43.52)    1.76                74
 02/21/2021   09:24:04   ( -72.64,-149.10) 02/21/2021   09:25:17  ( -72.64,-149.16)    2.24                73
 02/21/2021   10:14:50   (  72.65,  18.18) 02/21/2021   10:15:55  (  72.68,  18.24)    3.21                65
 02/21/2021   11:05:34   ( -72.64,-174.48) 02/21/2021   11:06:39  ( -72.62,-174.54)    2.96                65
 02/21/2021   11:56:20   (  72.66,  -7.20) 02/21/2021   11:57:17  (  72.65,  -7.14)    1.92                57
 02/21/2021   12:47:04   ( -72.65, 160.13) 02/21/2021   12:48:00  ( -72.65, 160.18)    1.63                56
 02/21/2021   13:37:49   (  72.61, -32.48) 02/21/2021   13:38:39  (  72.63, -32.53)    2.84                50
 02/21/2021   14:28:34   ( -72.65, 134.74) 02/21/2021   14:29:22  ( -72.63, 134.79)    2.89                48
 02/21/2021   15:19:19   (  72.62, -57.87) 02/21/2021   15:20:01  (  72.61, -57.91)    1.44                42
 02/21/2021   16:10:03   ( -72.61, 109.46) 02/21/2021   16:10:44  ( -72.61, 109.41)    1.72                41
 02/21/2021   17:00:49   (  72.62, -83.25) 02/21/2021   17:01:22  (  72.64, -83.19)    3.14                33
 02/21/2021   17:51:33   ( -72.61,  84.08) 02/21/2021   17:52:06  ( -72.59,  84.03)    3.04                33
 02/21/2021   18:42:19   (  72.63,-108.64) 02/21/2021   18:42:44  (  72.62,-108.57)    2.42                25
 02/21/2021   19:33:03   ( -72.62,  58.69) 02/21/2021   19:33:27  ( -72.62,  58.75)    1.96                24
 02/21/2021   20:23:48   (  72.58,-133.92) 02/21/2021   20:24:06  (  72.60,-133.95)    2.26                18
 02/21/2021   21:14:32   ( -72.57,  33.41) 02/21/2021   21:14:49  ( -72.60,  33.37)    3.14                17
 02/21/2021   22:05:18   (  72.59,-159.31) 02/21/2021   22:05:28  (  72.58,-159.33)    1.30                10
 02/21/2021   22:56:02   ( -72.58,   8.02) 02/21/2021   22:56:11  ( -72.58,   7.99)    1.26                 9
 02/21/2021   23:46:48   (  72.59, 175.31) 02/21/2021   23:46:49  (  72.61, 175.39)    3.20                 1
 02/22/2021   00:37:32   ( -72.59, -17.36) 02/22/2021   00:37:33  ( -72.56, -17.40)    3.23                 1
 02/22/2021   01:28:18   (  72.60, 149.92) 02/22/2021   01:28:11  (  72.59, 150.00)    2.97                 7
 02/22/2021   02:19:02   ( -72.59, -42.75) 02/22/2021   02:18:54  ( -72.59, -42.68)    2.42                 8
 02/22/2021   03:09:47   (  72.55, 124.64) 02/22/2021   03:09:33  (  72.57, 124.62)    1.68                14
 02/22/2021   04:00:31   ( -72.55, -68.03) 02/22/2021   04:00:16  ( -72.57, -68.06)    2.58                15
 02/22/2021   04:51:17   (  72.56,  99.25) 02/22/2021   04:50:55  (  72.55,  99.24)    1.44                22
 02/22/2021   05:42:01   ( -72.55, -93.42) 02/22/2021   05:41:38  ( -72.55, -93.44)    0.95                23
 02/22/2021   06:32:47   (  72.56,  73.87) 02/22/2021   06:32:16  (  72.58,  73.96)    3.37                31
 02/22/2021   07:23:31   ( -72.56,-118.80) 02/22/2021   07:22:59  ( -72.58,-118.72)    3.51                32
 02/22/2021   08:14:17   (  72.57,  48.48) 02/22/2021   08:13:38  (  72.56,  48.58)    3.56                39
 02/22/2021   09:05:01   ( -72.56,-144.19) 02/22/2021   09:04:21  ( -72.56,-144.10)    2.94                40
 02/22/2021   09:55:46   (  72.52,  23.20) 02/22/2021   09:55:00  (  72.53,  23.20)    1.15                46
 02/22/2021   10:46:30   ( -72.52,-169.47) 02/22/2021   10:45:43  ( -72.53,-169.48)    2.03                47
 02/22/2021   11:37:16   (  72.53,  -2.19) 02/22/2021   11:36:22  (  72.51,  -2.19)    1.80                54
 02/22/2021   12:28:00   ( -72.52, 165.15) 02/22/2021   12:27:05  ( -72.51, 165.14)    1.01                55
 02/22/2021   13:18:45   (  72.48, -27.47) 02/22/2021   13:17:44  (  72.49, -27.57)    3.44                61
 02/22/2021   14:09:30   ( -72.53, 139.76) 02/22/2021   14:08:26  ( -72.54, 139.86)    3.66                64
 02/22/2021   15:00:14   (  72.49, -52.85) 02/22/2021   14:59:04  (  72.52, -52.85)    3.66                70
 02/22/2021   15:50:59   ( -72.53, 114.37) 02/22/2021   15:49:47  ( -72.52, 114.47)    3.52                72
 02/22/2021   16:41:42   (  72.39, -78.04) 02/22/2021   16:40:28  (  72.40, -78.43)   13.37                74
 02/22/2021   17:32:25   ( -72.34,  89.39) 02/22/2021   17:31:12  ( -72.35,  88.79)   20.52                73
 02/22/2021   18:23:06   (  72.09,-102.82) 02/22/2021   18:21:56  (  72.07,-104.41)   54.42                70
 02/22/2021   19:13:49   ( -72.03,  64.60) 02/22/2021   19:12:39  ( -72.07,  62.91)   58.06                70
 02/22/2021   20:04:30   (  71.79,-127.63) 02/22/2021   20:03:23  (  71.79,-130.27)   91.98                67