Simultaneous Nadir Overpasses (SNOs) Predictions

Prediction of SNOs between LANDSAT-8 and NPP Satellite Orbit:

Table of predicted SNOs for the next 14.0 days since TLE Epoch: 1/10/2025
Index Date (LANDSAT-8) Time (LANDSAT-8) Lat,Lon (LANDSAT-8) SZA (LANDSAT-8 ) Date (NPP) Time (NPP) Lat,Lon (NPP) SZA (NPP ) Distance(km) Time Diff (sec)
1 01/12/2025 06:09:01 70.17, 84.27 91.74 01/12/2025 06:07:55 70.15, 84.23 91.73 2.87 66
2 01/12/2025 06:58:31 -70.06,-108.26 88.38 01/12/2025 06:58:37 -70.04,-108.29 88.39 2.08 6
3 01/12/2025 07:48:04 69.62, 58.79 91.21 01/12/2025 07:49:15 69.62, 59.65 91.17 33.27 71
4 01/14/2025 22:25:31 70.10,-159.94 91.22 01/14/2025 22:24:51 70.10,-159.92 91.22 1.37 40
5 01/14/2025 23:15:01 -69.99, 7.53 88.90 01/14/2025 23:15:33 -69.98, 7.57 88.91 1.89 32
6 01/17/2025 13:52:24 -70.66, 149.11 88.76 01/17/2025 13:51:14 -70.72, 147.55 88.63 57.54 70
7 01/17/2025 14:42:00 70.06, -44.12 90.67 01/17/2025 14:41:47 70.05, -44.08 90.66 1.80 13
8 01/17/2025 15:31:30 -69.95, 123.35 89.45 01/17/2025 15:32:29 -69.93, 123.41 89.47 2.77 59
9 01/20/2025 06:09:01 -70.14, -95.76 89.80 01/20/2025 06:08:00 -70.16, -95.79 89.78 1.55 61
10 01/20/2025 06:58:28 70.03, 71.72 90.09 01/20/2025 06:58:43 70.02, 71.74 90.07 1.99 15
11 01/20/2025 07:48:07 -69.43,-121.47 90.49 01/20/2025 07:49:16 -69.42,-120.07 90.56 54.88 69
12 01/22/2025 22:25:28 -70.09, 20.04 90.46 01/22/2025 22:24:54 -70.08, 20.11 90.46 2.79 34
13 01/22/2025 23:14:55 69.97,-172.47 89.43 01/22/2025 23:15:38 69.99,-172.45 89.45 2.18 43

Figure of LANDSAT-8 and NPP satellite orbits during SNOs since TLE Epoch: 1/10/2025
SNOs_Map_LANDSAT-8_NPP_20250111.jpg

Download SNOs between LANDSAT-8 and NPP since TLE EPOCH: 01/10/2025 in txt file.

Historial Predications of SNOs between LANDSAT-8 and NPP