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: 12/20/2023
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 12/22/2023 14:42:08 -70.16, 136.01 86.49 12/22/2023 14:41:08 -70.17, 136.05 86.48 1.37 60
2 12/22/2023 15:31:35 70.05, -56.49 93.41 12/22/2023 15:31:52 70.05, -56.47 93.41 0.74 17
3 12/22/2023 16:21:15 -69.40, 110.24 87.24 12/22/2023 16:22:24 -69.44, 111.76 87.23 59.61 69
4 12/25/2023 06:58:37 -70.15,-108.12 86.53 12/25/2023 06:58:00 -70.15,-108.16 86.52 1.42 37
5 12/25/2023 07:48:04 70.04, 59.37 93.37 12/25/2023 07:48:44 70.05, 59.32 93.37 2.07 40
6 12/27/2023 22:25:28 70.66,-159.13 93.88 12/27/2023 22:24:18 70.67,-160.51 93.94 50.90 70
7 12/27/2023 23:15:06 -70.11, 7.71 86.65 12/27/2023 23:14:51 -70.10, 7.71 86.66 1.53 15
8 12/28/2023 00:04:33 70.00, 175.19 93.24 12/28/2023 00:05:35 70.00, 175.18 93.23 0.81 62
9 12/30/2023 14:42:04 70.15, -43.99 93.25 12/30/2023 14:40:59 70.16, -43.91 93.26 3.08 65
10 12/30/2023 15:31:34 -70.05, 123.50 86.86 12/30/2023 15:31:41 -70.06, 123.56 86.85 2.49 7
11 12/30/2023 16:21:08 69.55, -69.55 92.65 12/30/2023 16:22:17 69.53, -68.35 92.61 46.63 69
12 01/02/2024 06:58:31 70.16, 71.92 93.06 01/02/2024 06:57:51 70.18, 71.84 93.08 3.29 40
13 01/02/2024 07:48:02 -70.01,-120.67 87.10 01/02/2024 07:48:32 -70.02,-120.60 87.09 2.99 30

Figure of LANDSAT-8 and NPP satellite orbits during SNOs since TLE Epoch: 12/20/2023
SNOs_Map_LANDSAT-8_NPP_20231220.jpg

Download SNOs between LANDSAT-8 and NPP since TLE EPOCH: 12/20/2023 in txt file.

Historial Predications of SNOs between LANDSAT-8 and NPP