Simultaneous Nadir Overpasses (SNOs) Predictions

Prediction of SNOs between NOAA-21 and LANDSAT-9 Satellite Orbit:

Table of predicted SNOs for the next 14.0 days since TLE Epoch: 10/18/2023
Index Date (NOAA-21) Time (NOAA-21) Lat,Lon (NOAA-21) SZA (NOAA-21 ) Date (LANDSAT-9) Time (LANDSAT-9) Lat,Lon (LANDSAT-9) SZA (LANDSAT-9 ) Distance(km) Time Diff (sec)
1 10/18/2023 23:50:55 70.69, 177.27 80.40 10/18/2023 23:52:03 70.61, 179.20 80.31 71.58 68
2 10/19/2023 00:41:24 -69.92, -14.20 100.38 10/19/2023 00:41:44 -69.90, -14.20 100.40 2.53 20
3 10/19/2023 01:32:08 69.80, 153.28 79.52 10/19/2023 01:31:11 69.79, 153.30 79.51 1.25 57
4 10/21/2023 16:07:33 69.99, -65.84 80.65 10/21/2023 16:08:42 70.01, -65.79 80.67 2.90 69
5 10/21/2023 16:58:15 -69.90, 101.61 99.44 10/21/2023 16:58:12 -69.90, 101.68 99.44 2.74 3
6 10/21/2023 17:48:55 69.57, -90.60 80.26 10/21/2023 17:47:42 69.63, -91.05 80.31 18.20 73
7 10/24/2023 08:24:24 69.93, 50.02 81.53 10/24/2023 08:25:12 69.91, 49.96 81.51 3.50 48
8 10/24/2023 09:15:06 -69.84,-142.52 98.55 10/24/2023 09:14:41 -69.86,-142.48 98.54 2.62 25
9 10/27/2023 00:41:15 69.89, 165.87 82.41 10/27/2023 00:41:40 69.88, 165.80 82.40 2.65 25
10 10/27/2023 01:31:57 -69.79, -26.67 97.68 10/27/2023 01:31:10 -69.78, -26.71 97.70 2.34 47
11 10/29/2023 16:07:26 -70.17, 113.92 96.42 10/29/2023 16:08:38 -70.09, 114.35 96.50 18.42 72
12 10/29/2023 16:58:06 69.87, -78.30 83.28 10/29/2023 16:58:07 69.87, -78.32 83.29 0.94 1
13 10/29/2023 17:48:48 -69.76, 89.17 96.81 10/29/2023 17:47:37 -69.77, 89.16 96.81 0.36 71
14 11/01/2023 08:24:12 -69.95,-129.95 95.78 11/01/2023 08:25:06 -69.93,-129.99 95.80 2.34 54
15 11/01/2023 09:14:56 69.85, 37.50 84.14 11/01/2023 09:14:32 69.87, 37.57 84.16 3.12 24

Figure of NOAA-21 and LANDSAT-9 satellite orbits during SNOs since TLE Epoch: 10/18/2023
SNOs_Map_NOAA-21_LANDSAT-9_20231018.jpg

Download SNOs between NOAA-21 and LANDSAT-9 since TLE EPOCH: 10/18/2023 in txt file.

Historial Predications of SNOs between NOAA-21 and LANDSAT-9