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: 8/7/2023
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 08/08/2023 13:52:18 -70.24, 148.55 125.90 08/08/2023 13:51:35 -70.24, 148.61 125.89 2.27 43
2 08/08/2023 14:41:45 70.13, -43.95 54.02 08/08/2023 14:42:19 70.11, -43.89 53.99 3.26 34
3 08/11/2023 05:19:08 70.81, 97.67 55.42 08/11/2023 05:17:58 70.87, 96.04 55.54 59.68 70
4 08/11/2023 06:08:47 -70.21, -95.60 125.15 08/11/2023 06:08:29 -70.21, -95.58 125.15 0.76 18
5 08/11/2023 06:58:14 70.11, 71.89 54.76 08/11/2023 06:59:13 70.09, 71.91 54.74 1.89 59
6 08/13/2023 21:35:46 70.27,-147.26 55.70 08/13/2023 21:34:41 70.28,-147.24 55.72 1.41 65
7 08/13/2023 22:25:16 -70.16, 20.22 124.39 08/13/2023 22:25:23 -70.19, 20.22 124.37 2.92 7
8 08/13/2023 23:14:50 69.67,-172.83 55.15 08/13/2023 23:16:00 69.70,-171.74 55.14 42.27 70
9 08/16/2023 13:52:14 70.24, -31.41 56.50 08/16/2023 13:51:34 70.22, -31.38 56.48 3.17 40
10 08/16/2023 14:41:44 -70.14, 136.08 123.59 08/16/2023 14:42:16 -70.12, 136.09 123.61 1.89 32
11 08/19/2023 05:19:04 -70.85, -82.25 122.07 08/19/2023 05:17:55 -70.95, -84.09 121.91 67.92 69
12 08/19/2023 06:08:41 70.19, 84.41 57.31 08/19/2023 06:08:27 70.22, 84.40 57.34 2.74 14
13 08/19/2023 06:58:11 -70.09,-108.10 122.78 08/19/2023 06:59:09 -70.12,-108.14 122.76 3.30 58

Figure of LANDSAT-8 and NPP satellite orbits during SNOs since TLE Epoch: 8/7/2023
SNOs_Map_LANDSAT-8_NPP_20230807.jpg

Download SNOs between LANDSAT-8 and NPP since TLE EPOCH: 08/07/2023 in txt file.

Historial Predications of SNOs between LANDSAT-8 and NPP