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: 1/15/2024
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 01/16/2024 22:49:57 70.09,-166.06 90.97 01/16/2024 22:50:26 70.10,-166.11 90.98 2.40 29
2 01/16/2024 23:40:39 -69.99, 1.40 89.14 01/16/2024 23:39:56 -69.99, 1.36 89.14 1.51 43
3 01/19/2024 14:16:12 -70.41, 141.90 89.22 01/19/2024 14:17:24 -70.31, 142.43 89.34 22.23 72
4 01/19/2024 15:06:52 70.09, -50.30 90.44 01/19/2024 15:06:53 70.10, -50.24 90.45 2.55 1
5 01/19/2024 15:57:34 -69.99, 117.17 89.67 01/19/2024 15:56:23 -69.99, 117.24 89.67 2.69 71
6 01/22/2024 06:33:03 -70.15,-101.94 90.06 01/22/2024 06:33:54 -70.16,-101.91 90.07 1.21 51
7 01/22/2024 07:23:47 70.05, 65.53 89.83 01/22/2024 07:23:21 70.05, 65.58 89.83 1.94 26
8 01/22/2024 08:14:13 -69.10,-125.77 91.18 01/22/2024 08:13:06 -69.11,-128.05 91.07 90.40 67
9 01/24/2024 21:59:32 71.07,-154.97 90.30 01/24/2024 22:00:38 70.94,-152.49 90.07 91.03 66
10 01/24/2024 22:49:58 -70.12, 13.88 90.71 01/24/2024 22:50:21 -70.12, 13.93 90.72 2.00 23
11 01/24/2024 23:40:42 70.02,-178.66 89.18 01/24/2024 23:39:48 70.01,-178.59 89.17 3.37 54
12 01/27/2024 14:16:10 70.16, -37.73 88.68 01/27/2024 14:17:18 70.14, -37.78 88.65 2.79 68
13 01/27/2024 15:06:52 -70.06, 129.75 91.45 01/27/2024 15:06:48 -70.04, 129.71 91.47 2.52 4
14 01/27/2024 15:57:30 69.64, -62.32 88.11 01/27/2024 15:56:19 69.70, -63.12 88.21 31.65 71

Figure of NPP and LANDSAT-9 satellite orbits during SNOs since TLE Epoch: 1/15/2024
SNOs_Map_NPP_LANDSAT-9_20240115.jpg

Download SNOs between NPP and LANDSAT-9 since TLE EPOCH: 01/15/2024 in txt file.

Historial Predications of SNOs between NPP and LANDSAT-9