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: 1/1/2023
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 01/01/2023 22:25:51 -70.16, 20.13 86.94 01/01/2023 22:25:12 -70.17, 20.15 86.93 1.18 39
2 01/01/2023 23:15:18 70.06,-172.37 92.96 01/01/2023 23:15:56 70.04,-172.35 92.95 1.39 38
3 01/04/2023 13:52:45 70.54, -31.07 93.19 01/04/2023 13:51:34 70.57, -32.03 93.25 35.88 71
4 01/04/2023 14:42:20 -70.16, 136.01 87.19 01/04/2023 14:42:10 -70.16, 135.93 87.18 3.07 10
5 01/04/2023 15:31:48 69.99, -56.58 92.65 01/04/2023 15:32:53 69.99, -56.50 92.64 2.97 65
6 01/07/2023 06:09:20 70.18, 84.29 92.54 01/07/2023 06:08:25 70.21, 84.31 92.57 2.77 55
7 01/07/2023 06:58:49 -70.13,-108.15 87.52 01/07/2023 06:59:07 -70.11,-108.23 87.54 3.65 18
8 01/07/2023 07:48:30 69.25, 58.29 91.63 01/07/2023 07:49:37 69.25, 60.35 91.57 81.20 67
9 01/09/2023 22:25:47 70.19,-159.82 92.19 01/09/2023 22:25:21 70.16,-159.86 92.17 3.04 26
10 01/09/2023 23:15:17 -70.08, 7.66 87.92 01/09/2023 23:16:03 -70.07, 7.61 87.94 3.01 46
11 01/12/2023 13:52:48 -70.29, 148.56 88.12 01/12/2023 13:51:35 -70.29, 148.41 88.11 5.83 73
12 01/12/2023 14:42:16 70.12, -44.04 91.72 01/12/2023 14:42:18 70.13, -44.04 91.73 1.10 2
13 01/12/2023 15:31:46 -70.02, 123.45 88.39 01/12/2023 15:32:59 -69.97, 123.52 88.44 5.42 73

Figure of LANDSAT-8 and NPP satellite orbits during SNOs since TLE Epoch: 1/1/2023
SNOs_Map_LANDSAT-8_NPP_20230101.jpg

Download SNOs between LANDSAT-8 and NPP since TLE EPOCH: 01/01/2023 in txt file.

Historial Predications of SNOs between LANDSAT-8 and NPP