Simultaneous Nadir Overpasses (SNOs) Predictions

Prediction of SNOs between NOAA-20 and LANDSAT-8 Satellite Orbit:

Table of predicted SNOs for the next 14.0 days since TLE Epoch: 3/31/2025
Index Date (NOAA-20) Time (NOAA-20) Lat,Lon (NOAA-20) SZA (NOAA-20 ) Date (LANDSAT-8) Time (LANDSAT-8) Lat,Lon (LANDSAT-8) SZA (LANDSAT-8 ) Distance(km) Time Diff (sec)
1 04/01/2025 16:07:25 -70.04, 114.14 114.81 04/01/2025 16:08:08 -70.05, 114.19 114.80 2.28 43
2 04/01/2025 16:58:09 69.91, -78.36 65.05 04/01/2025 16:57:36 69.89, -78.39 65.03 2.20 33
3 04/04/2025 07:33:48 70.92, 61.21 65.10 04/04/2025 07:34:55 70.80, 63.53 64.90 85.42 67
4 04/04/2025 08:24:14 -70.00,-130.01 115.88 04/04/2025 08:24:38 -69.97,-130.04 115.91 3.28 24
5 04/04/2025 09:14:58 69.88, 37.49 63.98 04/04/2025 09:14:05 69.87, 37.45 63.98 1.72 53
6 04/06/2025 23:50:23 70.16, 178.22 63.29 04/06/2025 23:51:35 70.13, 178.42 63.24 8.31 72
7 04/07/2025 00:41:03 -69.98, -14.18 116.92 04/07/2025 00:41:06 -69.96, -14.18 116.94 1.41 3
8 04/07/2025 01:31:46 69.81, 153.39 62.89 04/07/2025 01:30:34 69.80, 153.24 62.90 5.98 72
9 04/09/2025 16:07:09 70.05, -65.81 62.17 04/09/2025 16:08:02 70.07, -65.78 62.18 2.59 53
10 04/09/2025 16:57:51 -69.97, 101.64 117.94 04/09/2025 16:57:32 -69.97, 101.70 117.94 2.48 19
11 04/09/2025 17:48:20 69.05, -89.73 61.11 04/09/2025 17:47:13 69.08, -91.84 61.20 83.80 67
12 04/12/2025 08:23:57 70.01, 50.06 61.13 04/12/2025 08:24:29 70.03, 50.04 61.15 2.65 32
13 04/12/2025 09:14:39 -69.91,-142.48 118.98 04/12/2025 09:13:59 -69.92,-142.47 118.97 1.19 40

Figure of NOAA-20 and LANDSAT-8 satellite orbits during SNOs since TLE Epoch: 3/31/2025
SNOs_Map_NOAA-20_LANDSAT-8_20250331.jpg

Download SNOs between NOAA-20 and LANDSAT-8 since TLE EPOCH: 03/31/2025 in txt file.

Historial Predications of SNOs between NOAA-20 and LANDSAT-8