Simultaneous Nadir Overpasses (SNOs) between LANDSAT-8 and NPP
TLE Epoch: 2023 1 24.  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)
 01/25/2023   21:36:09   ( -70.86,  33.51) 01/25/2023   21:35:00  ( -70.88,  31.67)   67.05                69
 01/25/2023   22:25:47   (  70.16,-159.89) 01/25/2023   22:25:32  (  70.14,-159.83)    3.01                15
 01/25/2023   23:15:17   ( -70.05,   7.59) 01/25/2023   23:16:14  ( -70.05,   7.63)    1.63                57
 01/28/2023   13:52:49   ( -70.25, 148.46) 01/28/2023   13:51:43  ( -70.24, 148.49)    1.34                66
 01/28/2023   14:42:16   (  70.14, -44.05) 01/28/2023   14:42:27  (  70.13, -44.03)    1.17                11
 01/28/2023   15:31:52   ( -69.70, 122.98) 01/28/2023   15:33:03  ( -69.71, 123.91)   35.85                71
 01/31/2023   06:09:18   ( -70.24, -95.66) 01/31/2023   06:08:39  ( -70.23, -95.73)    2.84                39
 01/31/2023   06:58:45   (  70.13,  71.82) 01/31/2023   06:59:23  (  70.12,  71.75)    2.98                38
 02/02/2023   21:36:11   (  70.63,-146.84) 02/02/2023   21:35:00  (  70.71,-148.03)   44.57                71
 02/02/2023   22:25:47   ( -70.20,  20.16) 02/02/2023   22:25:34  ( -70.18,  20.12)    2.52                13
 02/02/2023   23:15:14   (  70.09,-172.36) 02/02/2023   23:16:18  (  70.08,-172.41)    2.06                64
 02/05/2023   13:52:45   (  70.28, -31.48) 02/05/2023   13:51:47  (  70.25, -31.53)    3.21                58
 02/05/2023   14:42:16   ( -70.12, 135.93) 02/05/2023   14:42:29  ( -70.15, 135.95)    2.98                13
 02/05/2023   15:31:53   (  69.45, -57.35) 02/05/2023   15:33:01  (  69.41, -55.64)   66.94                68