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: 10/6/2023
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 10/07/2023 14:16:06 70.23, -37.66 75.67 10/07/2023 14:17:16 70.23, -37.65 75.67 0.30 70
2 10/07/2023 15:06:48 -70.13, 129.80 104.42 10/07/2023 15:06:46 -70.12, 129.83 104.44 1.94 2
3 10/07/2023 15:57:28 69.81, -62.41 75.28 10/07/2023 15:56:16 69.85, -62.91 75.31 19.69 72
4 10/10/2023 06:32:56 70.19, 78.18 76.65 10/10/2023 06:33:46 70.19, 78.18 76.65 0.29 50
5 10/10/2023 07:23:38 -70.10,-114.36 103.43 10/10/2023 07:23:16 -70.09,-114.34 103.45 1.74 22
6 10/10/2023 08:14:05 69.09, 54.41 75.58 10/10/2023 08:12:59 69.09, 51.96 75.58 97.36 66
7 10/12/2023 22:49:46 70.18,-166.01 77.65 10/12/2023 22:50:15 70.17,-165.97 77.64 1.90 29
8 10/12/2023 23:40:28 -70.08, 1.45 102.44 10/12/2023 23:39:45 -70.06, 1.52 102.46 3.05 43
9 10/15/2023 14:16:00 -70.69, 141.65 100.85 10/15/2023 14:17:10 -70.59, 142.90 100.96 47.40 70
10 10/15/2023 15:06:35 70.12, -50.14 78.59 10/15/2023 15:06:44 70.10, -50.18 78.56 3.06 9
11 10/15/2023 15:57:17 -70.02, 117.33 101.50 10/15/2023 15:56:14 -69.99, 117.31 101.53 3.33 63
12 10/18/2023 06:32:40 -70.23,-101.83 100.34 10/18/2023 06:33:43 -70.21,-101.78 100.37 3.28 63
13 10/18/2023 07:23:23 70.08, 65.71 79.53 10/18/2023 07:23:10 70.09, 65.70 79.54 1.26 13
14 10/18/2023 08:13:57 -69.56,-126.19 100.99 10/18/2023 08:12:46 -69.66,-127.27 100.89 43.21 71

Figure of NPP and LANDSAT-9 satellite orbits during SNOs since TLE Epoch: 10/6/2023
SNOs_Map_NPP_LANDSAT-9_20231006.jpg

Download SNOs between NPP and LANDSAT-9 since TLE EPOCH: 10/06/2023 in txt file.

Historial Predications of SNOs between NPP and LANDSAT-9