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: 8/2/2024
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 08/03/2024 21:59:05 70.17,-153.59 52.98 08/03/2024 22:00:12 70.17,-153.58 52.98 1.04 67
2 08/03/2024 22:49:46 -70.04, 13.92 127.15 08/03/2024 22:49:42 -70.07, 13.89 127.12 3.21 4
3 08/03/2024 23:40:25 69.64,-178.17 52.44 08/03/2024 23:39:14 69.68,-178.99 52.53 32.10 71
4 08/06/2024 14:16:00 70.12, -37.76 53.66 08/06/2024 14:16:41 70.14, -37.75 53.67 1.84 41
5 08/06/2024 15:06:42 -70.05, 129.67 126.41 08/06/2024 15:06:11 -70.03, 129.73 126.42 2.52 31
6 08/09/2024 05:42:25 -70.90, -90.54 124.77 08/09/2024 05:43:33 -70.78, -88.56 124.97 73.59 68
7 08/09/2024 06:32:56 70.09, 78.05 54.39 08/09/2024 06:33:11 70.07, 78.03 54.36 3.06 15
8 08/09/2024 07:23:37 -69.96,-114.43 125.75 08/09/2024 07:22:41 -69.96,-114.48 125.73 2.10 56
9 08/11/2024 21:59:07 -70.14, 26.43 124.79 08/11/2024 22:00:13 -70.12, 26.36 124.81 3.19 66
10 08/11/2024 22:49:52 70.07,-166.16 55.16 08/11/2024 22:49:39 70.06,-166.08 55.15 3.09 13
11 08/11/2024 23:40:26 -69.56, 1.92 125.37 08/11/2024 23:39:15 -69.63, 0.95 125.26 38.38 71
12 08/14/2024 14:16:03 -70.12, 142.22 123.99 08/14/2024 14:16:40 -70.14, 142.28 123.98 2.79 37
13 08/14/2024 15:06:47 70.01, -50.30 55.91 08/14/2024 15:06:07 70.02, -50.25 55.92 2.25 40

Figure of NPP and LANDSAT-9 satellite orbits during SNOs since TLE Epoch: 8/2/2024
SNOs_Map_NPP_LANDSAT-9_20240802.jpg

Download SNOs between NPP and LANDSAT-9 since TLE EPOCH: 08/02/2024 in txt file.

Historial Predications of SNOs between NPP and LANDSAT-9