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: 4/26/2024
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 04/27/2024 05:42:35 70.45, 90.20 56.38 04/27/2024 05:43:47 70.35, 90.69 56.27 21.37 72
2 04/27/2024 06:33:13 -70.15,-102.02 123.94 04/27/2024 06:33:19 -70.13,-101.99 123.96 2.04 6
3 04/27/2024 07:23:57 70.03, 65.47 55.93 04/27/2024 07:22:46 70.02, 65.50 55.93 1.58 71
4 04/29/2024 21:59:24 70.19,-153.62 55.28 04/29/2024 22:00:18 70.21,-153.64 55.29 2.42 54
5 04/29/2024 22:50:06 -70.09, 13.84 124.83 04/29/2024 22:49:48 -70.10, 13.84 124.83 0.93 18
6 04/29/2024 23:40:35 69.18,-177.52 54.23 04/29/2024 23:39:28 69.27,-179.65 54.36 84.27 67
7 05/02/2024 14:16:16 70.15, -37.80 54.44 05/02/2024 14:16:45 70.16, -37.82 54.44 1.58 29
8 05/02/2024 15:06:58 -70.05, 129.67 125.68 05/02/2024 15:06:15 -70.06, 129.66 125.67 0.58 43
9 05/05/2024 05:42:30 -70.50, -89.87 125.97 05/05/2024 05:43:42 -70.39, -89.25 126.10 26.03 72
10 05/05/2024 06:33:09 70.14, 78.00 53.65 05/05/2024 06:33:12 70.11, 77.98 53.62 3.12 3
11 05/05/2024 07:23:51 -70.03,-114.52 126.47 05/05/2024 07:22:42 -70.01,-114.53 126.50 3.05 69
12 05/07/2024 21:59:18 -70.23, 26.32 126.99 05/07/2024 22:00:10 -70.22, 26.39 127.01 2.96 52
13 05/07/2024 22:50:01 70.08,-166.14 52.85 05/07/2024 22:49:37 70.10,-166.14 52.87 1.71 24

Figure of NPP and LANDSAT-9 satellite orbits during SNOs since TLE Epoch: 4/26/2024
SNOs_Map_NPP_LANDSAT-9_20240426.jpg

Download SNOs between NPP and LANDSAT-9 since TLE EPOCH: 04/26/2024 in txt file.

Historial Predications of SNOs between NPP and LANDSAT-9