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: 4/3/2023
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 04/03/2023 21:59:13 70.27,-153.70 64.76 04/03/2023 22:00:24 70.23,-153.63 64.70 5.12 71
2 04/03/2023 22:49:54 -70.12, 13.85 115.42 04/03/2023 22:49:54 -70.11, 13.84 115.43 0.71 0
3 04/03/2023 23:40:35 69.85,-178.43 64.29 04/03/2023 23:39:23 69.90,-178.82 64.36 15.75 72
4 04/06/2023 14:16:09 70.18, -37.80 63.64 04/06/2023 14:16:50 70.21, -37.77 63.66 3.36 41
5 04/06/2023 15:06:51 -70.08, 129.67 116.48 04/06/2023 15:06:20 -70.09, 129.70 116.47 1.84 31
6 04/09/2023 05:42:31 -70.78, -90.30 116.73 04/09/2023 05:43:40 -70.69, -88.82 116.87 55.45 69
7 04/09/2023 06:33:05 70.15, 78.01 62.60 04/09/2023 06:33:15 70.15, 78.03 62.59 0.95 10
8 04/09/2023 07:23:47 -70.05,-114.52 117.52 04/09/2023 07:22:45 -70.03,-114.50 117.53 1.93 62
9 04/11/2023 21:59:17 -70.19, 26.42 118.35 04/11/2023 22:00:13 -70.21, 26.37 118.33 3.30 56
10 04/11/2023 22:50:01 70.08,-166.11 61.53 04/11/2023 22:49:40 70.10,-166.15 61.55 2.18 21
11 04/11/2023 23:40:30 -69.29, 2.37 119.30 04/11/2023 23:39:22 -69.33, 0.43 119.21 76.19 68
12 04/14/2023 13:25:48 71.12, -26.66 61.67 04/14/2023 13:26:54 71.00, -24.19 61.48 89.99 66
13 04/14/2023 14:16:14 -70.18, 142.20 119.34 04/14/2023 14:16:37 -70.18, 142.22 119.34 0.85 23
14 04/14/2023 15:06:58 70.07, -50.33 60.55 04/14/2023 15:06:04 70.06, -50.30 60.54 1.71 54

Figure of NOAA-20 and LANDSAT-8 satellite orbits during SNOs since TLE Epoch: 4/3/2023
SNOs_Map_NOAA-20_LANDSAT-8_20230403.jpg

Download SNOs between NOAA-20 and LANDSAT-8 since TLE EPOCH: 04/03/2023 in txt file.

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