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: 7/19/2023
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 07/20/2023 21:35:38 -70.29, 32.76 130.31 07/20/2023 21:34:42 -70.27, 32.83 130.32 3.13 56
2 07/20/2023 22:25:05 70.19,-159.74 49.60 07/20/2023 22:25:27 70.20,-159.75 49.61 1.08 22
3 07/20/2023 23:14:48 -69.36, 6.75 131.17 07/20/2023 23:15:55 -69.38, 8.78 131.24 79.64 67
4 07/23/2023 13:52:07 -70.23, 148.57 129.83 07/23/2023 13:51:37 -70.25, 148.63 129.82 2.58 30
5 07/23/2023 14:41:34 70.13, -43.94 50.08 07/23/2023 14:42:21 70.12, -43.87 50.06 2.45 47
6 07/26/2023 05:19:04 70.37, 97.03 50.86 07/26/2023 05:17:51 70.37, 96.89 50.88 5.37 73
7 07/26/2023 06:08:35 -70.21, -95.58 129.29 07/26/2023 06:08:32 -70.23, -95.58 129.27 2.25 3
8 07/26/2023 06:58:03 70.04, 71.84 50.57 07/26/2023 06:59:15 70.06, 71.99 50.56 6.12 72
9 07/28/2023 21:35:33 70.26,-147.24 51.37 07/28/2023 21:34:44 70.25,-147.17 51.36 2.61 49
10 07/28/2023 22:25:03 -70.16, 20.24 128.73 07/28/2023 22:25:26 -70.17, 20.28 128.73 1.61 23
11 07/31/2023 13:02:17 -71.17, 162.39 127.14 07/31/2023 13:01:10 -71.20, 159.74 127.00 95.39 67
12 07/31/2023 13:51:59 70.24, -31.38 51.99 07/31/2023 13:51:38 70.25, -31.41 52.01 1.94 21
13 07/31/2023 14:41:29 -70.14, 136.11 128.11 07/31/2023 14:42:19 -70.11, 136.13 128.14 3.22 50

Figure of LANDSAT-8 and NPP satellite orbits during SNOs since TLE Epoch: 7/19/2023
SNOs_Map_LANDSAT-8_NPP_20230719.jpg

Download SNOs between LANDSAT-8 and NPP since TLE EPOCH: 07/19/2023 in txt file.

Historial Predications of SNOs between LANDSAT-8 and NPP