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: 1/10/2025
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 01/12/2025 06:09:02 70.15, 84.24 91.72 01/12/2025 06:07:56 70.17, 84.19 91.76 3.24 66
2 01/12/2025 06:58:32 -70.03,-108.29 88.40 01/12/2025 06:58:38 -70.06,-108.32 88.37 3.35 6
3 01/12/2025 07:48:05 69.60, 58.75 91.19 01/12/2025 07:49:15 69.59, 59.69 91.14 36.32 70
4 01/14/2025 22:25:30 70.13,-159.90 91.25 01/14/2025 22:24:51 70.12,-159.96 91.24 2.47 39
5 01/14/2025 23:15:00 -70.02, 7.57 88.87 01/14/2025 23:15:33 -70.00, 7.53 88.89 2.29 33
6 01/17/2025 13:52:23 -70.68, 149.14 88.74 01/17/2025 13:51:13 -70.69, 147.60 88.66 56.74 70
7 01/17/2025 14:41:59 70.08, -44.09 90.69 01/17/2025 14:41:47 70.08, -44.12 90.69 1.15 12
8 01/17/2025 15:31:29 -69.97, 123.39 89.43 01/17/2025 15:32:29 -69.96, 123.37 89.45 1.43 60
9 01/20/2025 06:09:00 -70.16, -95.75 89.79 01/20/2025 06:07:59 -70.13, -95.75 89.80 2.69 61
10 01/20/2025 06:58:27 70.05, 71.74 90.10 01/20/2025 06:58:43 70.05, 71.69 90.10 1.88 16
11 01/20/2025 07:48:06 -69.44,-121.45 90.48 01/20/2025 07:49:16 -69.45,-120.11 90.53 52.50 70
12 01/22/2025 22:25:28 -70.09, 20.04 90.46 01/22/2025 22:24:55 -70.11, 20.06 90.43 2.49 33
13 01/22/2025 23:14:55 69.97,-172.47 89.43 01/22/2025 23:15:38 69.97,-172.43 89.43 1.72 43

Figure of LANDSAT-8 and NPP satellite orbits during SNOs since TLE Epoch: 1/10/2025
SNOs_Map_LANDSAT-8_NPP_20250110.jpg

Download SNOs between LANDSAT-8 and NPP since TLE EPOCH: 01/10/2025 in txt file.

Historial Predications of SNOs between LANDSAT-8 and NPP