Simultaneous Nadir Overpasses (SNOs) between LANDSAT-8 and NPP
TLE Epoch: 2025 5 20.  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)
 05/20/2025   05:18:55   ( -70.25, -83.19) 05/20/2025   05:17:56  ( -70.25, -83.15)    1.63                59
 05/20/2025   06:08:22   (  70.16,  84.32) 05/20/2025   06:08:40  (  70.15,  84.31)    0.92                18
 05/20/2025   06:58:03   ( -69.44,-109.05) 05/20/2025   06:59:11  ( -69.46,-107.34)   66.65                68
 05/22/2025   21:35:26   ( -70.21,  32.63) 05/22/2025   21:34:53  ( -70.21,  32.68)    1.91                33
 05/22/2025   22:24:53   (  70.11,-159.87) 05/22/2025   22:25:37  (  70.12,-159.87)    0.77                44
 05/25/2025   13:02:24   (  70.42, -18.82) 05/25/2025   13:01:11  (  70.45, -19.26)   16.81                73
 05/25/2025   13:51:56   ( -70.20, 148.49) 05/25/2025   13:51:50  ( -70.18, 148.50)    2.76                 6
 05/25/2025   14:41:23   (  70.10, -44.01) 05/25/2025   14:42:34  (  70.09, -44.06)    1.99                71
 05/28/2025   05:18:55   (  70.28,  96.85) 05/28/2025   05:18:04  (  70.27,  96.80)    2.20                51
 05/28/2025   06:08:25   ( -70.17, -95.67) 05/28/2025   06:08:46  ( -70.15, -95.69)    2.54                21
 05/28/2025   06:58:08   (  69.18,  70.62) 05/28/2025   06:59:13  (  69.16,  73.07)   96.81                65
 05/30/2025   21:35:25   (  70.22,-147.34) 05/30/2025   21:35:00  (  70.20,-147.32)    2.12                25
 05/30/2025   22:24:55   ( -70.12,  20.15) 05/30/2025   22:25:43  ( -70.13,  20.11)    1.82                48
 06/02/2025   13:02:27   ( -70.32, 161.04) 06/02/2025   13:01:14  ( -70.32, 160.95)    3.47                73
 06/02/2025   13:51:54   (  70.21, -31.48) 06/02/2025   13:51:57  (  70.19, -31.54)    2.56                 3
 06/02/2025   14:41:25   ( -70.05, 135.93) 06/02/2025   14:42:38  ( -70.01, 136.06)    6.47                73