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: 9/13/2023
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 09/14/2023 22:25:29 -70.16, 20.18 113.17 09/14/2023 22:25:01 -70.16, 20.26 113.16 3.06 28
2 09/14/2023 23:14:56 70.06,-172.32 66.75 09/14/2023 23:15:45 70.06,-172.27 66.75 1.90 49
3 09/17/2023 13:52:27 70.36, -31.27 68.05 09/17/2023 13:51:14 70.39, -31.63 68.09 13.94 73
4 09/17/2023 14:41:59 -70.14, 136.04 112.16 09/17/2023 14:41:53 -70.14, 136.08 112.16 1.68 6
5 09/17/2023 15:31:26 70.04, -56.46 67.76 09/17/2023 15:32:37 70.03, -56.45 67.75 0.85 71
6 09/20/2023 06:08:59 70.20, 84.38 68.93 09/20/2023 06:08:03 70.22, 84.42 68.95 2.14 56
7 09/20/2023 06:58:29 -70.09,-108.14 111.17 09/20/2023 06:58:45 -70.12,-108.11 111.15 2.55 16
8 09/20/2023 07:48:09 69.27, 58.37 68.04 09/20/2023 07:49:15 69.27, 60.44 68.01 81.29 66
9 09/22/2023 22:25:27 70.17,-159.78 69.94 09/22/2023 22:24:53 70.16,-159.71 69.92 3.04 34
10 09/22/2023 23:14:57 -70.07, 7.70 110.16 09/22/2023 23:15:35 -70.05, 7.76 110.17 2.81 38
11 09/25/2023 13:52:21 -70.66, 149.17 108.56 09/25/2023 13:51:10 -70.72, 147.86 108.48 48.98 71
12 09/25/2023 14:41:55 70.16, -43.91 70.97 09/25/2023 14:41:45 70.16, -43.94 70.96 1.12 10
13 09/25/2023 15:31:25 -70.06, 123.58 109.13 09/25/2023 15:32:27 -70.05, 123.54 109.14 1.51 62

Figure of LANDSAT-8 and NPP satellite orbits during SNOs since TLE Epoch: 9/13/2023
SNOs_Map_LANDSAT-8_NPP_20230913.jpg

Download SNOs between LANDSAT-8 and NPP since TLE EPOCH: 09/13/2023 in txt file.

Historial Predications of SNOs between LANDSAT-8 and NPP