Simultaneous Nadir Overpasses (SNOs) between LANDSAT-8 and NPP
TLE Epoch: 2022 12 27.  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)
 12/27/2022   13:52:39   ( -70.89, 149.47) 12/27/2022   13:51:31  ( -70.96, 147.35)   77.55                68
 12/27/2022   14:42:18   (  70.14, -44.01) 12/27/2022   14:42:02  (  70.15, -44.05)    2.47                16
 12/27/2022   15:31:48   ( -70.02, 123.47) 12/27/2022   15:32:43  ( -70.01, 123.48)    1.17                55
 12/30/2022   06:09:21   ( -70.22, -95.65) 12/30/2022   06:08:15  ( -70.21, -95.67)    2.09                66
 12/30/2022   06:58:49   (  70.06,  71.76) 12/30/2022   06:58:59  (  70.08,  71.82)    3.40                10
 12/30/2022   07:48:24   ( -69.68,-121.13) 12/30/2022   07:49:35  ( -69.68,-120.25)   34.11                71
 01/01/2023   22:25:51   ( -70.19,  20.17) 01/01/2023   22:25:13  ( -70.19,  20.11)    2.45                38
 01/01/2023   23:15:18   (  70.08,-172.34) 01/01/2023   23:15:57  (  70.08,-172.40)    2.37                39
 01/04/2023   13:52:45   (  70.51, -31.11) 01/04/2023   13:51:34  (  70.60, -32.08)   37.34                71
 01/04/2023   14:42:20   ( -70.13, 135.97) 01/04/2023   14:42:09  ( -70.13, 135.97)    0.33                11
 01/04/2023   15:31:47   (  70.02, -56.54) 01/04/2023   15:32:53  (  70.02, -56.55)    0.39                66
 01/07/2023   06:09:19   (  70.21,  84.33) 01/07/2023   06:08:24  (  70.18,  84.35)    3.26                55
 01/07/2023   06:58:49   ( -70.11,-108.18) 01/07/2023   06:59:06  ( -70.08,-108.18)    3.20                17
 01/07/2023   07:48:30   (  69.22,  58.25) 01/07/2023   07:49:36  (  69.23,  60.38)   83.86                66
 01/09/2023   22:25:48   (  70.17,-159.85) 01/09/2023   22:25:21  (  70.14,-159.82)    3.32                27
 01/09/2023   23:15:18   ( -70.07,   7.64) 01/09/2023   23:16:04  ( -70.09,   7.57)    3.46                46