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: 12/17/2024
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 12/17/2024 22:49:40 70.08,-166.14 93.39 12/17/2024 22:50:19 70.06,-166.16 93.36 3.20 39
2 12/17/2024 23:40:21 -69.95, 1.39 86.75 12/17/2024 23:39:49 -69.94, 1.32 86.76 2.68 32
3 12/20/2024 14:16:04 -70.63, 141.45 86.00 12/20/2024 14:17:14 -70.54, 142.79 86.12 50.58 70
4 12/20/2024 15:06:39 70.04, -50.32 93.39 12/20/2024 15:06:48 70.06, -50.27 93.41 2.73 9
5 12/20/2024 15:57:21 -69.95, 117.14 86.71 12/20/2024 15:56:18 -69.95, 117.20 86.70 2.41 63
6 12/23/2024 06:32:54 -70.12,-101.99 86.54 12/23/2024 06:33:50 -70.12,-101.95 86.54 1.71 56
7 12/23/2024 07:23:38 70.00, 65.49 93.35 12/23/2024 07:23:17 70.01, 65.55 93.36 2.22 21
8 12/23/2024 08:14:07 -69.22,-126.04 87.46 12/23/2024 08:12:58 -69.30,-127.79 87.34 69.57 69
9 12/25/2024 22:49:51 -70.04, 13.89 86.68 12/25/2024 22:50:18 -70.03, 13.81 86.69 2.95 27
10 12/25/2024 23:40:35 69.93,-178.64 93.21 12/25/2024 23:39:45 69.92,-178.70 93.21 2.61 50
11 12/28/2024 14:16:08 70.13, -37.81 93.31 12/28/2024 14:17:15 70.11, -37.82 93.28 2.66 67
12 12/28/2024 15:06:50 -70.02, 129.67 86.81 12/28/2024 15:06:45 -70.00, 129.67 86.83 2.01 5
13 12/28/2024 15:57:28 69.60, -62.39 92.76 12/28/2024 15:56:16 69.67, -63.16 92.84 30.38 72

Figure of NPP and LANDSAT-9 satellite orbits during SNOs since TLE Epoch: 12/17/2024
SNOs_Map_NPP_LANDSAT-9_20241217.jpg

Download SNOs between NPP and LANDSAT-9 since TLE EPOCH: 12/17/2024 in txt file.

Historial Predications of SNOs between NPP and LANDSAT-9