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: 3/21/2024
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 03/23/2024 14:16:08 -70.20, 142.24 111.19 03/23/2024 14:17:18 -70.18, 142.17 111.22 3.03 70
2 03/23/2024 15:06:53 70.12, -50.34 68.72 03/23/2024 15:06:44 70.13, -50.26 68.73 3.26 9
3 03/23/2024 15:57:30 -69.78, 117.50 111.66 03/23/2024 15:56:17 -69.86, 116.98 111.56 21.63 73
4 03/26/2024 06:33:05 -70.17,-101.96 112.28 03/26/2024 06:33:45 -70.18,-101.96 112.28 1.05 40
5 03/26/2024 07:23:49 70.04, 65.54 67.58 03/26/2024 07:23:12 70.07, 65.53 67.61 2.99 37
6 03/28/2024 21:59:27 70.60,-154.21 67.14 03/28/2024 22:00:37 70.51,-153.22 67.01 38.13 70
7 03/28/2024 22:50:02 -70.15, 13.82 113.35 03/28/2024 22:50:12 -70.13, 13.86 113.38 2.61 10
8 03/28/2024 23:40:46 70.03,-178.68 66.51 03/28/2024 23:39:39 70.02,-178.65 66.51 1.50 67
9 03/31/2024 14:16:16 70.18, -37.78 65.65 03/31/2024 14:17:08 70.20, -37.78 65.67 2.63 52
10 03/31/2024 15:06:58 -70.09, 129.67 114.46 03/31/2024 15:06:38 -70.10, 129.71 114.45 1.71 20
11 03/31/2024 15:57:26 69.12, -61.61 64.52 03/31/2024 15:56:19 69.21, -63.86 64.69 89.63 67
12 04/03/2024 05:42:45 -71.19, -90.98 114.31 04/03/2024 05:43:51 -71.07, -88.23 114.52 99.82 66
13 04/03/2024 06:33:11 70.14, 78.05 64.57 04/03/2024 06:33:33 70.13, 78.01 64.56 1.36 22
14 04/03/2024 07:23:53 -70.04,-114.50 115.54 04/03/2024 07:23:03 -70.03,-114.50 115.55 1.60 50

Figure of NPP and LANDSAT-9 satellite orbits during SNOs since TLE Epoch: 3/21/2024
SNOs_Map_NPP_LANDSAT-9_20240321.jpg

Download SNOs between NPP and LANDSAT-9 since TLE EPOCH: 03/21/2024 in txt file.

Historial Predications of SNOs between NPP and LANDSAT-9