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: 2/24/2024
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 02/25/2024 22:49:47 -70.14, 13.89 100.83 02/25/2024 22:50:16 -70.14, 13.93 100.83 1.62 29
2 02/25/2024 23:40:31 70.02,-178.63 79.04 02/25/2024 23:39:44 69.99,-178.64 79.02 3.39 47
3 02/28/2024 14:16:04 70.54, -38.28 78.61 02/28/2024 14:17:14 70.43, -37.42 78.45 33.92 70
4 02/28/2024 15:06:39 -70.08, 129.76 101.89 02/28/2024 15:06:48 -70.10, 129.73 101.88 2.12 9
5 02/28/2024 15:57:23 69.97, -62.76 77.98 02/28/2024 15:56:15 70.00, -62.77 78.02 3.46 68
6 03/02/2024 06:32:50 70.18, 78.07 77.20 03/02/2024 06:33:49 70.19, 78.09 77.20 1.46 59
7 03/02/2024 07:23:32 -70.09,-114.47 102.91 03/02/2024 07:23:19 -70.08,-114.43 102.92 1.87 13
8 03/02/2024 08:14:05 69.39, 53.87 76.35 03/02/2024 08:12:56 69.42, 52.31 76.45 60.92 69
9 03/04/2024 22:49:42 70.14,-166.09 76.13 03/04/2024 22:50:20 70.13,-166.11 76.11 1.02 38
10 03/04/2024 23:40:24 -70.05, 1.37 103.99 03/04/2024 23:39:50 -70.03, 1.37 104.00 2.10 34
11 03/07/2024 14:16:03 -70.95, 141.08 104.05 03/07/2024 14:17:11 -70.82, 143.13 104.27 76.17 68
12 03/07/2024 15:06:33 70.11, -50.26 75.05 03/07/2024 15:06:49 70.11, -50.28 75.04 0.74 16
13 03/07/2024 15:57:15 -70.02, 117.20 105.07 03/07/2024 15:56:19 -70.00, 117.21 105.07 1.71 56

Figure of NPP and LANDSAT-9 satellite orbits during SNOs since TLE Epoch: 2/24/2024
SNOs_Map_NPP_LANDSAT-9_20240224.jpg

Download SNOs between NPP and LANDSAT-9 since TLE EPOCH: 02/24/2024 in txt file.

Historial Predications of SNOs between NPP and LANDSAT-9