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: 9/21/2023
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 09/22/2023 22:25:27 70.20,-159.74 69.97 09/22/2023 22:24:54 70.21,-159.79 69.97 1.95 33
2 09/22/2023 23:14:57 -70.09, 7.73 110.14 09/22/2023 23:15:36 -70.11, 7.67 110.11 3.18 39
3 09/25/2023 13:52:21 -70.69, 149.22 108.53 09/25/2023 13:51:11 -70.78, 147.76 108.41 54.57 70
4 09/25/2023 14:41:56 70.15, -43.93 70.95 09/25/2023 14:41:45 70.16, -43.94 70.97 0.94 11
5 09/25/2023 15:31:26 -70.04, 123.54 109.15 09/25/2023 15:32:27 -70.06, 123.53 109.13 2.47 61
6 09/28/2023 06:08:57 -70.22, -95.58 107.95 09/28/2023 06:07:52 -70.22, -95.56 107.95 1.02 65
7 09/28/2023 06:58:24 70.11, 71.91 71.96 09/28/2023 06:58:36 70.12, 71.90 71.97 0.46 12
8 09/28/2023 07:48:01 -69.62,-121.15 108.52 09/28/2023 07:49:11 -69.65,-120.08 108.50 41.49 70
9 09/30/2023 22:25:24 -70.21, 20.29 106.92 09/30/2023 22:24:43 -70.19, 20.27 106.94 3.20 41
10 09/30/2023 23:14:51 70.10,-172.22 72.99 09/30/2023 23:15:27 70.09,-172.28 72.98 2.53 36
11 10/03/2023 13:52:11 70.77, -30.62 74.66 10/03/2023 13:51:02 70.85, -32.33 74.76 63.11 69
12 10/03/2023 14:41:50 -70.17, 136.13 105.93 10/03/2023 14:41:33 -70.17, 136.08 105.93 1.85 17
13 10/03/2023 15:31:17 70.06, -56.39 73.98 10/03/2023 15:32:17 70.07, -56.47 73.99 3.31 60

Figure of LANDSAT-8 and NPP satellite orbits during SNOs since TLE Epoch: 9/21/2023
SNOs_Map_LANDSAT-8_NPP_20230921.jpg

Download SNOs between LANDSAT-8 and NPP since TLE EPOCH: 09/21/2023 in txt file.

Historial Predications of SNOs between LANDSAT-8 and NPP