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: 2/6/2024
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 02/07/2024 06:33:03 -70.18,-101.98 94.34 02/07/2024 06:33:59 -70.17,-101.93 94.36 1.92 56
2 02/07/2024 07:23:46 70.01, 65.58 85.48 02/07/2024 07:23:27 70.02, 65.50 85.50 3.20 19
3 02/07/2024 08:14:16 -69.29,-126.04 95.30 02/07/2024 08:13:07 -69.35,-127.78 95.15 68.96 69
4 02/09/2024 22:49:56 -70.09, 13.92 95.27 02/09/2024 22:50:29 -70.10, 13.85 95.27 3.02 33
5 02/09/2024 23:40:40 69.98,-178.60 84.61 02/09/2024 23:39:56 70.00,-178.65 84.63 2.60 44
6 02/12/2024 14:16:12 70.43, -38.15 84.23 02/12/2024 14:17:24 70.33, -37.57 84.09 24.23 72
7 02/12/2024 15:06:49 -70.07, 129.73 96.17 02/12/2024 15:06:57 -70.05, 129.66 96.19 3.55 8
8 02/12/2024 15:57:33 69.96, -62.80 83.71 02/12/2024 15:56:24 69.95, -62.84 83.71 2.41 69
9 02/15/2024 06:33:01 70.16, 78.06 83.03 02/15/2024 06:33:55 70.14, 78.03 83.01 2.22 54
10 02/15/2024 07:23:43 -70.06,-114.47 97.09 02/15/2024 07:23:24 -70.08,-114.42 97.07 3.41 19
11 02/15/2024 08:14:12 69.16, 54.15 81.96 02/15/2024 08:13:05 69.20, 52.03 82.10 83.93 67
12 02/17/2024 22:49:55 70.16,-166.16 82.10 02/17/2024 22:50:22 70.14,-166.09 82.07 3.60 27
13 02/17/2024 23:40:36 -70.00, 1.39 98.08 02/17/2024 23:39:52 -70.03, 1.39 98.05 2.75 44

Figure of NPP and LANDSAT-9 satellite orbits during SNOs since TLE Epoch: 2/6/2024
SNOs_Map_NPP_LANDSAT-9_20240206.jpg

Download SNOs between NPP and LANDSAT-9 since TLE EPOCH: 02/06/2024 in txt file.

Historial Predications of SNOs between NPP and LANDSAT-9