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: 3/26/2025
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 03/27/2025 22:25:04 -70.20, 20.17 112.81 03/27/2025 22:24:05 -70.21, 20.22 112.79 2.15 59
2 03/27/2025 23:14:31 70.10,-172.33 67.08 03/27/2025 23:14:50 70.13,-172.34 67.11 3.51 19
3 03/28/2025 00:04:11 -69.44, -5.61 113.57 03/28/2025 00:05:20 -69.44, -3.99 113.63 63.44 69
4 03/30/2025 14:41:30 -70.20, 136.06 113.86 03/30/2025 14:40:54 -70.19, 136.07 113.87 1.79 36
5 03/30/2025 15:30:57 70.09, -56.46 66.03 03/30/2025 15:31:39 70.11, -56.50 66.04 2.33 42
6 04/02/2025 06:08:20 70.57, 84.85 65.47 04/02/2025 06:07:09 70.66, 83.79 65.61 40.55 71
7 04/02/2025 06:57:55 -70.18,-108.08 114.92 04/02/2025 06:57:43 -70.18,-108.11 114.92 1.57 12
8 04/02/2025 07:47:22 70.07, 59.41 64.97 04/02/2025 07:48:27 70.05, 59.39 64.94 2.61 65
9 04/04/2025 22:24:48 70.26,-159.71 64.14 04/04/2025 22:23:49 70.25,-159.75 64.15 1.52 59
10 04/04/2025 23:14:18 -70.15, 7.77 115.98 04/04/2025 23:14:30 -70.13, 7.76 116.00 2.13 12
11 04/05/2025 00:03:55 69.48, 174.49 63.37 04/05/2025 00:05:04 69.47, 176.05 63.31 60.71 69
12 04/07/2025 14:41:11 70.20, -43.88 63.08 04/07/2025 14:40:37 70.23, -43.90 63.11 2.90 34
13 04/07/2025 15:30:41 -70.10, 123.60 117.04 04/07/2025 15:31:18 -70.10, 123.62 117.04 0.69 37

Figure of LANDSAT-8 and NPP satellite orbits during SNOs since TLE Epoch: 3/26/2025
SNOs_Map_LANDSAT-8_NPP_20250326.jpg

Download SNOs between LANDSAT-8 and NPP since TLE EPOCH: 03/26/2025 in txt file.

Historial Predications of SNOs between LANDSAT-8 and NPP