Simultaneous Nadir Overpasses (SNOs) Predictions

Prediction of SNOs between NOAA-20 and LANDSAT-9 Satellite Orbit:

Table of predicted SNOs for the next 14.0 days since TLE Epoch: 5/3/2023
Index Date (NOAA-20) Time (NOAA-20) Lat,Lon (NOAA-20) SZA (NOAA-20 ) Date (LANDSAT-9) Time (LANDSAT-9) Lat,Lon (LANDSAT-9) SZA (LANDSAT-9 ) Distance(km) Time Diff (sec)
1 05/04/2023 13:51:02 70.22, -31.52 54.14 05/04/2023 13:52:05 70.21, -31.58 54.14 2.07 63
2 05/04/2023 14:41:44 -70.13, 135.93 125.96 05/04/2023 14:41:34 -70.15, 135.97 125.94 2.46 10
3 05/04/2023 15:32:19 69.53, -55.87 53.42 05/04/2023 15:31:09 69.61, -57.14 53.52 50.21 70
4 05/07/2023 06:07:57 70.18, 84.31 53.34 05/07/2023 06:08:31 70.16, 84.24 53.32 3.46 34
5 05/07/2023 06:58:38 -70.09,-108.24 126.76 05/07/2023 06:57:59 -70.10,-108.22 126.75 1.09 39
6 05/09/2023 21:34:13 -70.58, 32.14 126.96 05/09/2023 21:35:24 -70.46, 32.92 127.10 31.54 71
7 05/09/2023 22:24:51 70.15,-159.86 52.59 05/09/2023 22:24:55 70.13,-159.91 52.57 2.19 4
8 05/09/2023 23:15:33 -70.06, 7.59 127.52 05/09/2023 23:14:24 -70.08, 7.64 127.50 2.75 69
9 05/12/2023 13:51:02 -70.24, 148.46 128.01 05/12/2023 13:51:52 -70.25, 148.50 128.00 1.80 50
10 05/12/2023 14:41:46 70.12, -44.05 51.87 05/12/2023 14:41:19 70.14, -44.01 51.88 2.08 27
11 05/12/2023 15:32:11 -69.13, 124.72 129.15 05/12/2023 15:31:04 -69.20, 122.35 129.04 94.11 67
12 05/15/2023 05:17:28 70.99, 95.70 52.14 05/15/2023 05:18:36 70.88, 97.71 51.98 74.09 68
13 05/15/2023 06:07:56 -70.17, -95.65 128.73 05/15/2023 06:08:17 -70.17, -95.71 128.73 2.52 21
14 05/15/2023 06:58:40 70.05, 71.83 51.14 05/15/2023 06:57:44 70.06, 71.77 51.15 2.54 56

Figure of NOAA-20 and LANDSAT-9 satellite orbits during SNOs since TLE Epoch: 5/3/2023
SNOs_Map_NOAA-20_LANDSAT-9_20230503.jpg

Download SNOs between NOAA-20 and LANDSAT-9 since TLE EPOCH: 05/03/2023 in txt file.

Historial Predications of SNOs between NOAA-20 and LANDSAT-9