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: 9/9/2023
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 09/10/2023 21:59:30 70.24,-153.64 65.40 09/10/2023 22:00:41 70.22,-153.54 65.36 4.68 71
2 09/10/2023 22:50:11 -70.10, 13.89 114.74 09/10/2023 22:50:11 -70.10, 13.93 114.74 1.84 0
3 09/10/2023 23:40:53 69.88,-178.46 65.05 09/10/2023 23:39:40 69.89,-178.72 65.07 9.89 73
4 09/13/2023 14:16:21 70.12, -37.69 66.29 09/13/2023 14:17:13 70.14, -37.77 66.31 3.58 52
5 09/13/2023 15:07:03 -70.04, 129.76 113.78 09/13/2023 15:06:43 -70.03, 129.71 113.79 1.91 20
6 09/13/2023 15:57:31 69.07, -61.53 65.24 09/13/2023 15:56:25 69.10, -63.91 65.32 94.57 66
7 09/16/2023 06:33:14 70.12, 78.09 67.32 09/16/2023 06:33:44 70.10, 78.04 67.29 3.31 30
8 09/16/2023 07:23:56 -70.04,-114.46 112.76 09/16/2023 07:23:13 -70.05,-114.39 112.75 2.75 43
9 09/18/2023 21:59:30 -70.66, 25.71 111.12 09/18/2023 22:00:40 -70.52, 26.89 111.28 46.46 70
10 09/18/2023 22:50:05 70.07,-166.06 68.30 09/18/2023 22:50:13 70.08,-166.10 68.30 1.59 8
11 09/18/2023 23:40:47 -69.99, 1.39 111.78 09/18/2023 23:39:43 -69.98, 1.39 111.79 1.15 64
12 09/21/2023 14:16:13 -70.14, 142.30 110.61 09/21/2023 14:17:16 -70.15, 142.23 110.61 2.56 63
13 09/21/2023 15:06:57 70.03, -50.22 69.29 09/21/2023 15:06:43 70.03, -50.28 69.29 2.35 14
14 09/21/2023 15:57:30 -69.47, 117.93 111.27 09/21/2023 15:56:20 -69.55, 116.68 111.18 49.70 70

Figure of NOAA-20 and LANDSAT-8 satellite orbits during SNOs since TLE Epoch: 9/9/2023
SNOs_Map_NOAA-20_LANDSAT-8_20230909.jpg

Download SNOs between NOAA-20 and LANDSAT-8 since TLE EPOCH: 09/09/2023 in txt file.

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