Simultaneous Nadir Overpasses (SNOs) between LANDSAT-8 and NPP
TLE Epoch: 2023 12 21.  Predictions up to the next  14.0 days:

     Date     Time(LANDSAT-8) LANDSAT-8 Lat/Lon Date Time(NPP) NPP Lat/Lon    Distance(km)  Time Diff(sec)
 12/22/2023   14:42:07   ( -70.19, 136.06) 12/22/2023   14:41:10  ( -70.20, 136.00)    2.51                57
 12/22/2023   15:31:34   (  70.09, -56.44) 12/22/2023   15:31:54  (  70.08, -56.52)    3.12                20
 12/22/2023   16:21:16   ( -69.32, 110.14) 12/22/2023   16:22:24  ( -69.36, 111.86)   67.68                68
 12/25/2023   06:58:36   ( -70.17,-108.09) 12/25/2023   06:57:53  ( -70.16,-108.14)    2.34                43
 12/25/2023   07:48:03   (  70.07,  59.40) 12/25/2023   07:48:37  (  70.06,  59.33)    2.95                34
 12/27/2023   23:15:05   ( -70.12,   7.72) 12/27/2023   23:14:23  ( -70.15,   7.76)    3.29                42
 12/28/2023   00:04:32   (  70.01, 175.21) 12/28/2023   00:05:06  (  70.01, 175.28)    2.88                34
 12/30/2023   15:31:32   ( -70.14, 123.64) 12/30/2023   15:30:40  ( -70.16, 123.68)    1.84                52
 12/30/2023   16:20:59   (  70.03, -68.88) 12/30/2023   16:21:23  (  70.03, -68.82)    2.30                24
 12/30/2023   17:10:43   ( -69.16,  97.57) 12/30/2023   17:11:50  ( -69.17,  99.76)   86.57                67
 01/02/2024   07:47:56   ( -70.24,-120.33) 01/02/2024   07:46:44  ( -70.24,-120.46)    5.07                72
 01/02/2024   08:37:24   (  70.07,  47.07) 01/02/2024   08:37:26  (  70.07,  47.11)    1.31                 2
 01/02/2024   09:26:54   ( -69.97,-145.44) 01/02/2024   09:28:07  ( -69.95,-145.40)    2.46                73