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: 3/24/2024
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 03/26/2024 06:33:05 -70.19,-101.99 112.26 03/26/2024 06:33:44 -70.19,-101.94 112.27 1.86 39
2 03/26/2024 07:23:49 70.06, 65.51 67.59 03/26/2024 07:23:11 70.08, 65.55 67.62 2.72 38
3 03/28/2024 21:59:26 70.58,-154.17 67.11 03/28/2024 22:00:36 70.48,-153.26 66.98 35.33 70
4 03/28/2024 22:50:01 -70.13, 13.86 113.38 03/28/2024 22:50:10 -70.15, 13.89 113.36 2.82 9
5 03/28/2024 23:40:45 70.00,-178.64 66.48 03/28/2024 23:39:38 69.98,-178.70 66.47 2.87 67
6 03/31/2024 14:16:15 70.17, -37.76 65.64 03/31/2024 14:17:06 70.16, -37.82 65.63 2.48 51
7 03/31/2024 15:06:57 -70.08, 129.69 114.47 03/31/2024 15:06:36 -70.06, 129.66 114.49 3.07 21
8 03/31/2024 15:57:24 69.05, -61.51 64.46 03/31/2024 15:56:18 69.11, -63.98 64.60 98.02 66
9 04/03/2024 05:42:43 -71.09, -90.81 114.41 04/03/2024 05:43:49 -71.00, -88.32 114.59 90.54 66
10 04/03/2024 06:33:11 70.14, 78.04 64.58 04/03/2024 06:33:30 70.12, 78.01 64.55 2.46 19
11 04/03/2024 07:23:52 -70.00,-114.42 115.59 04/03/2024 07:23:00 -70.02,-114.50 115.57 3.51 52
12 04/05/2024 21:59:21 -70.19, 26.42 116.39 04/05/2024 22:00:25 -70.20, 26.38 116.39 1.73 64
13 04/05/2024 22:50:05 70.08,-166.10 63.49 04/05/2024 22:49:52 70.07,-166.15 63.49 2.01 13
14 04/05/2024 23:40:39 -69.56, 1.99 117.07 04/05/2024 23:39:28 -69.64, 0.89 116.95 43.68 71

Figure of NPP and LANDSAT-9 satellite orbits during SNOs since TLE Epoch: 3/24/2024
SNOs_Map_NPP_LANDSAT-9_20240324.jpg

Download SNOs between NPP and LANDSAT-9 since TLE EPOCH: 03/24/2024 in txt file.

Historial Predications of SNOs between NPP and LANDSAT-9