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: 10/8/2023
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 10/08/2023 08:24:39 69.93, 49.99 75.66 10/08/2023 08:25:06 69.90, 49.96 75.63 2.85 27
2 10/08/2023 09:15:20 -69.79,-142.49 104.47 10/08/2023 09:14:36 -69.79,-142.56 104.47 2.66 44
3 10/10/2023 23:50:53 -70.28, -2.09 102.98 10/10/2023 23:52:05 -70.18, -1.41 103.09 28.16 72
4 10/11/2023 00:41:32 69.90, 165.80 76.65 10/11/2023 00:41:35 69.91, 165.85 76.65 2.20 3
5 10/11/2023 01:32:13 -69.77, -26.68 103.48 10/11/2023 01:31:06 -69.75, -26.74 103.50 3.18 67
6 10/13/2023 16:07:40 -69.96, 114.18 102.31 10/13/2023 16:08:37 -69.98, 114.19 102.29 2.68 57
7 10/13/2023 16:58:24 69.84, -78.34 77.60 10/13/2023 16:58:04 69.87, -78.32 77.62 3.07 20
8 10/13/2023 17:48:54 -69.12, 90.03 103.12 10/13/2023 17:47:45 -69.16, 88.36 103.08 66.27 69
9 10/16/2023 08:24:31 -69.91,-129.96 101.36 10/16/2023 08:25:05 -69.90,-130.04 101.38 3.07 34
10 10/16/2023 09:15:15 69.80, 37.51 78.54 10/16/2023 09:14:32 69.78, 37.45 78.53 2.85 43
11 10/18/2023 23:50:47 70.29, 177.91 79.99 10/18/2023 23:51:58 70.20, 178.65 79.90 29.58 71
12 10/19/2023 00:41:23 -69.88, -14.14 100.42 10/19/2023 00:41:32 -69.88, -14.17 100.42 1.50 9
13 10/19/2023 01:32:07 69.77, 153.33 79.49 10/19/2023 01:30:59 69.76, 153.31 79.48 1.60 68
14 10/21/2023 16:07:33 69.96, -65.80 80.62 10/21/2023 16:08:28 69.96, -65.79 80.62 0.47 55
15 10/21/2023 16:58:15 -69.86, 101.67 99.48 10/21/2023 16:57:58 -69.86, 101.70 99.48 1.18 17
16 10/21/2023 17:48:45 69.01, -89.81 79.70 10/21/2023 17:47:37 69.08, -91.70 79.76 75.73 68

Figure of NOAA-21 and LANDSAT-9 satellite orbits during SNOs since TLE Epoch: 10/8/2023
SNOs_Map_NOAA-21_LANDSAT-9_20231008.jpg

Download SNOs between NOAA-21 and LANDSAT-9 since TLE EPOCH: 10/08/2023 in txt file.

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