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: 1/18/2024
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 01/19/2024 14:16:12 -70.40, 141.91 89.23 01/19/2024 14:17:24 -70.33, 142.44 89.33 21.65 72
2 01/19/2024 15:06:52 70.08, -50.28 90.44 01/19/2024 15:06:54 70.06, -50.29 90.41 2.48 2
3 01/19/2024 15:57:33 -69.93, 117.26 89.73 01/19/2024 15:56:24 -69.94, 117.18 89.71 3.39 69
4 01/22/2024 06:33:03 -70.15,-101.93 90.07 01/22/2024 06:33:55 -70.12,-101.96 90.10 2.74 52
5 01/22/2024 07:23:47 70.04, 65.55 89.82 01/22/2024 07:23:22 70.02, 65.54 89.80 2.46 25
6 01/22/2024 08:14:13 -69.09,-125.76 91.19 01/22/2024 08:13:06 -69.14,-128.02 91.05 89.86 67
7 01/24/2024 21:59:32 71.06,-154.95 90.29 01/24/2024 22:00:38 70.98,-152.43 90.11 91.50 66
8 01/24/2024 22:49:58 -70.12, 13.89 90.72 01/24/2024 22:50:22 -70.10, 13.90 90.74 1.63 24
9 01/24/2024 23:40:42 70.01,-178.64 89.17 01/24/2024 23:39:49 69.99,-178.61 89.15 2.56 53
10 01/27/2024 14:16:09 70.15, -37.71 88.66 01/27/2024 14:17:18 70.14, -37.78 88.65 2.87 69
11 01/27/2024 15:06:51 -70.04, 129.77 91.46 01/27/2024 15:06:48 -70.04, 129.70 91.47 2.92 3
12 01/27/2024 15:57:30 69.68, -62.38 88.15 01/27/2024 15:56:18 69.76, -63.05 88.27 27.33 72
13 01/30/2024 06:33:04 70.15, 78.07 87.96 01/30/2024 06:33:43 70.15, 78.11 87.95 1.80 39
14 01/30/2024 07:23:46 -70.04,-114.45 92.17 01/30/2024 07:23:13 -70.04,-114.40 92.17 1.81 33

Figure of NPP and LANDSAT-9 satellite orbits during SNOs since TLE Epoch: 1/18/2024
SNOs_Map_NPP_LANDSAT-9_20240118.jpg

Download SNOs between NPP and LANDSAT-9 since TLE EPOCH: 01/18/2024 in txt file.

Historial Predications of SNOs between NPP and LANDSAT-9