Simultaneous Nadir Overpasses (SNOs) between LANDSAT-8 and NPP
TLE Epoch: 2023 6 19.  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)
 06/21/2023   13:02:09   (  71.23, -17.55) 06/21/2023   13:01:03  (  71.26, -20.22)   95.58                66
 06/21/2023   13:51:54   ( -70.30, 148.66) 06/21/2023   13:51:28  ( -70.28, 148.70)    2.63                26
 06/21/2023   14:41:21   (  70.20, -43.84) 06/21/2023   14:42:13  (  70.22, -43.89)    3.05                52
 06/24/2023   05:18:51   (  70.45,  97.12) 06/24/2023   05:17:39  (  70.48,  96.84)   11.34                72
 06/24/2023   06:08:22   ( -70.28, -95.49) 06/24/2023   06:08:19  ( -70.29, -95.53)    2.13                 3
 06/24/2023   06:57:50   (  70.12,  71.93) 06/24/2023   06:59:02  (  70.13,  72.03)    3.83                72
 06/26/2023   21:35:21   (  70.34,-147.14) 06/26/2023   21:34:28  (  70.34,-147.16)    0.70                53
 06/26/2023   22:24:51   ( -70.23,  20.34) 06/26/2023   22:25:10  ( -70.25,  20.30)    2.34                19
 06/26/2023   23:14:33   (  69.30,-173.31) 06/26/2023   23:15:39  (  69.35,-171.05)   89.10                66
 06/29/2023   13:51:49   (  70.33, -31.27) 06/29/2023   13:51:19  (  70.31, -31.33)    2.69                30
 06/29/2023   14:41:19   ( -70.22, 136.21) 06/29/2023   14:42:01  ( -70.22, 136.13)    2.80                42
 07/02/2023   05:18:44   ( -70.73, -82.43) 07/02/2023   05:17:33  ( -70.76, -83.57)   42.18                71
 07/02/2023   06:08:17   (  70.29,  84.56) 07/02/2023   06:08:10  (  70.29,  84.49)    2.93                 7
 07/02/2023   06:57:48   ( -70.13,-108.03) 07/02/2023   06:58:51  ( -70.14,-107.97)    2.94                63