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: 1/28/2024
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 01/30/2024 06:33:04 70.14, 78.07 87.95 01/30/2024 06:33:56 70.13, 78.03 87.93 1.80 52
2 01/30/2024 07:23:46 -70.05,-114.47 92.16 01/30/2024 07:23:26 -70.02,-114.49 92.19 3.38 20
3 01/30/2024 08:14:14 69.09, 54.24 86.83 01/30/2024 08:13:07 69.14, 51.97 86.98 90.22 67
4 02/01/2024 22:49:59 70.14,-166.16 87.21 02/01/2024 22:50:26 70.14,-166.08 87.20 2.86 27
5 02/01/2024 23:40:41 -70.04, 1.31 92.91 02/01/2024 23:39:56 -70.02, 1.39 92.92 3.64 45
6 02/04/2024 14:16:15 -70.52, 141.72 93.17 02/04/2024 14:17:26 -70.37, 142.49 93.35 32.88 71
7 02/04/2024 15:06:53 70.10, -50.32 86.39 02/04/2024 15:06:56 70.11, -50.25 86.39 2.71 3
8 02/04/2024 15:57:35 -70.00, 117.15 93.74 02/04/2024 15:56:26 -70.00, 117.22 93.73 2.81 69
9 02/07/2024 06:33:03 -70.17,-101.96 94.35 02/07/2024 06:33:59 -70.15,-101.96 94.38 2.40 56
10 02/07/2024 07:23:47 70.07, 65.50 85.54 02/07/2024 07:23:26 70.04, 65.53 85.51 3.18 21
11 02/07/2024 08:14:16 -69.27,-126.02 95.31 02/07/2024 08:13:07 -69.32,-127.81 95.17 70.69 69
12 02/09/2024 22:49:55 -70.09, 13.93 95.28 02/09/2024 22:50:27 -70.10, 13.85 95.27 3.17 32
13 02/09/2024 23:40:39 69.99,-178.61 84.61 02/09/2024 23:39:54 69.99,-178.66 84.62 1.84 45

Figure of NPP and LANDSAT-9 satellite orbits during SNOs since TLE Epoch: 1/28/2024
SNOs_Map_NPP_LANDSAT-9_20240128.jpg

Download SNOs between NPP and LANDSAT-9 since TLE EPOCH: 01/28/2024 in txt file.

Historial Predications of SNOs between NPP and LANDSAT-9