Simultaneous Nadir Overpasses (SNOs) Predictions

Prediction of SNOs between NPP and LANDSAT-9 Satellite Orbit:

Table of predicted SNOs for the next 14.0 days since TLE Epoch: 9/4/2024
Index Date (NPP) Time (NPP) Lat,Lon (NPP) SZA (NPP ) Date (LANDSAT-9) Time (LANDSAT-9) Lat,Lon (LANDSAT-9) SZA (LANDSAT-9 ) Distance(km) Time Diff (sec)
1 09/04/2024 21:59:07 70.65,-154.35 63.87 09/04/2024 22:00:16 70.53,-153.05 63.71 49.83 69
2 09/04/2024 22:49:40 -70.08, 13.86 116.71 09/04/2024 22:49:52 -70.08, 13.93 116.71 2.57 12
3 09/04/2024 23:40:23 69.92,-178.59 63.14 09/04/2024 23:39:20 69.93,-178.65 63.15 2.42 63
4 09/07/2024 14:15:49 70.11, -37.72 64.31 09/07/2024 14:16:48 70.10, -37.78 64.29 2.74 59
5 09/07/2024 15:06:31 -70.01, 129.75 115.79 09/07/2024 15:06:17 -70.04, 129.77 115.77 2.66 14
6 09/07/2024 15:57:03 69.28, -61.86 63.47 09/07/2024 15:55:54 69.38, -63.49 63.61 64.96 69
7 09/10/2024 06:32:40 70.08, 78.12 65.28 09/10/2024 06:33:11 70.07, 78.09 65.26 1.50 31
8 09/10/2024 07:23:21 -69.97,-114.41 114.82 09/10/2024 07:22:40 -69.95,-114.44 114.84 2.44 41
9 09/12/2024 21:58:50 -70.36, 26.15 113.43 09/12/2024 22:00:02 -70.28, 26.67 113.53 21.70 72
10 09/12/2024 22:49:30 70.06,-166.08 66.28 09/12/2024 22:49:31 70.06,-166.01 66.27 2.75 1
11 09/12/2024 23:40:12 -69.96, 1.41 113.82 09/12/2024 23:39:01 -69.94, 1.47 113.84 2.74 71
12 09/15/2024 14:15:36 -70.11, 142.33 112.67 09/15/2024 14:16:24 -70.12, 142.37 112.66 2.33 48
13 09/15/2024 15:06:20 70.02, -50.22 67.26 09/15/2024 15:05:51 70.01, -50.15 67.24 3.27 29

Figure of NPP and LANDSAT-9 satellite orbits during SNOs since TLE Epoch: 9/4/2024
SNOs_Map_NPP_LANDSAT-9_20240904.jpg

Download SNOs between NPP and LANDSAT-9 since TLE EPOCH: 09/04/2024 in txt file.

Historial Predications of SNOs between NPP and LANDSAT-9