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: 1/23/2025
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 01/25/2025 13:52:22 70.23, -31.50 89.05 01/25/2025 13:51:09 70.23, -31.68 89.07 6.84 73
2 01/25/2025 14:41:52 -70.05, 135.89 91.13 01/25/2025 14:41:49 -70.07, 135.89 91.11 1.77 3
3 01/25/2025 15:31:19 69.95, -56.62 88.77 01/25/2025 15:32:32 69.92, -56.58 88.73 3.38 73
4 01/28/2025 06:08:47 70.14, 84.27 88.28 01/28/2025 06:08:02 70.14, 84.24 88.29 1.41 45
5 01/28/2025 06:58:17 -70.02,-108.26 91.84 01/28/2025 06:58:44 -70.03,-108.27 91.84 0.71 27
6 01/30/2025 21:35:34 -70.77, 33.46 91.84 01/30/2025 21:34:25 -70.83, 31.59 91.69 68.60 69
7 01/30/2025 22:25:12 70.06,-159.94 87.48 01/30/2025 22:24:56 70.06,-159.87 87.48 2.82 16
8 01/30/2025 23:14:41 -70.00, 7.61 92.59 01/30/2025 23:15:39 -70.00, 7.54 92.60 2.59 58
9 02/02/2025 13:52:08 -70.15, 148.45 93.19 02/02/2025 13:51:07 -70.14, 148.48 93.19 1.77 61
10 02/02/2025 14:41:35 70.04, -44.07 86.70 02/02/2025 14:41:51 70.05, -44.08 86.71 1.52 16
11 02/02/2025 15:31:14 -69.43, 122.74 93.89 02/02/2025 15:32:23 -69.41, 124.20 93.98 57.08 69
12 02/05/2025 06:08:31 -70.09, -95.73 94.05 02/05/2025 06:08:01 -70.09, -95.67 94.04 2.61 30
13 02/05/2025 06:57:56 70.02, 71.82 85.89 02/05/2025 06:58:44 70.00, 71.78 85.86 3.12 48

Figure of LANDSAT-8 and NPP satellite orbits during SNOs since TLE Epoch: 1/23/2025
SNOs_Map_LANDSAT-8_NPP_20250123.jpg

Download SNOs between LANDSAT-8 and NPP since TLE EPOCH: 01/23/2025 in txt file.

Historial Predications of SNOs between LANDSAT-8 and NPP