Simultaneous Nadir Overpasses (SNOs) Predictions

Prediction of SNOs between LANDSAT-8 and NPP Satellite Orbit:

Table of predicted SNOs for the next 14.0 days since TLE Epoch: 1/27/2025
Index Date (LANDSAT-8) Time (LANDSAT-8) Lat,Lon (LANDSAT-8) SZA (LANDSAT-8 ) Date (NPP) Time (NPP) Lat,Lon (NPP) SZA (NPP ) Distance(km) Time Diff (sec)
1 01/28/2025 06:08:59 70.12, 84.20 88.26 01/28/2025 06:08:02 70.13, 84.25 88.28 2.34 57
2 01/28/2025 06:58:29 -70.01,-108.33 91.86 01/28/2025 06:58:44 -70.02,-108.27 91.85 2.68 15
3 01/28/2025 07:48:08 69.24, 58.28 87.42 01/28/2025 07:49:15 69.23, 60.20 87.32 75.73 67
4 01/30/2025 22:25:30 70.10,-159.96 87.52 01/30/2025 22:24:57 70.10,-159.93 87.53 1.04 33
5 01/30/2025 23:15:00 -69.99, 7.52 92.60 01/30/2025 23:15:39 -69.99, 7.55 92.60 1.25 39
6 02/02/2025 13:52:27 -70.53, 148.89 92.83 02/02/2025 13:51:16 -70.60, 147.75 92.70 43.01 71
7 02/02/2025 14:42:00 70.09, -44.10 86.75 02/02/2025 14:41:52 70.09, -44.13 86.75 1.48 8
8 02/02/2025 15:31:30 -69.99, 123.39 93.36 02/02/2025 15:32:34 -69.98, 123.35 93.38 1.90 64
9 02/05/2025 06:09:02 -70.15, -95.78 93.99 02/05/2025 06:08:02 -70.18, -95.80 93.95 2.73 60
10 02/05/2025 06:58:29 70.04, 71.70 85.90 02/05/2025 06:58:45 70.03, 71.73 85.89 1.28 16
11 02/05/2025 07:48:09 -69.39,-121.56 94.73 02/05/2025 07:49:17 -69.39,-120.01 94.80 60.64 68
12 02/07/2025 22:25:31 -70.11, 20.04 94.85 02/07/2025 22:24:56 -70.13, 20.04 94.83 2.05 35
13 02/07/2025 23:14:58 70.00,-172.47 85.03 02/07/2025 23:15:39 69.99,-172.43 85.02 2.06 41

Figure of LANDSAT-8 and NPP satellite orbits during SNOs since TLE Epoch: 1/27/2025
SNOs_Map_LANDSAT-8_NPP_20250127.jpg

Download SNOs between LANDSAT-8 and NPP since TLE EPOCH: 01/27/2025 in txt file.

Historial Predications of SNOs between LANDSAT-8 and NPP