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: 10/29/2023
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 10/31/2023 14:16:09 -70.17, 142.36 95.80 10/31/2023 14:17:20 -70.18, 142.29 95.79 3.11 71
2 10/31/2023 15:06:54 70.10, -50.22 84.15 10/31/2023 15:06:47 70.08, -50.22 84.13 2.08 7
3 10/31/2023 15:57:32 -69.81, 117.54 96.14 10/31/2023 15:56:19 -69.85, 117.10 96.09 17.61 73
4 11/03/2023 06:33:05 -70.17,-101.87 94.95 11/03/2023 06:33:46 -70.18,-101.83 94.94 1.84 41
5 11/03/2023 07:23:49 70.04, 65.62 84.95 11/03/2023 07:23:13 70.07, 65.66 84.97 3.06 36
6 11/05/2023 21:59:27 70.68,-154.24 86.39 11/05/2023 22:00:36 70.57,-152.99 86.27 47.96 69
7 11/05/2023 22:50:00 -70.12, 13.96 94.17 11/05/2023 22:50:12 -70.13, 14.00 94.17 1.50 12
8 11/05/2023 23:40:44 70.00,-178.55 85.73 11/05/2023 23:39:39 70.02,-178.51 85.74 2.06 65
9 11/08/2023 14:16:12 70.18, -37.68 86.67 11/08/2023 14:17:06 70.20, -37.63 86.70 3.14 54
10 11/08/2023 15:06:54 -70.09, 129.78 93.41 11/08/2023 15:06:36 -70.09, 129.85 93.41 2.76 18
11 11/08/2023 15:57:24 69.23, -61.65 85.75 11/08/2023 15:56:16 69.26, -63.64 85.77 78.44 68
12 11/11/2023 06:33:06 70.10, 78.20 87.36 11/11/2023 06:33:31 70.12, 78.16 87.38 2.37 25
13 11/11/2023 07:23:48 -70.01,-114.34 92.73 11/11/2023 07:23:01 -70.01,-114.35 92.73 0.46 47

Figure of NPP and LANDSAT-9 satellite orbits during SNOs since TLE Epoch: 10/29/2023
SNOs_Map_NPP_LANDSAT-9_20231029.jpg

Download SNOs between NPP and LANDSAT-9 since TLE EPOCH: 10/29/2023 in txt file.

Historial Predications of SNOs between NPP and LANDSAT-9