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: 4/17/2023
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 04/18/2023 13:51:02 70.57, -32.08 59.66 04/18/2023 13:52:13 70.43, -31.27 59.49 33.69 71
2 04/18/2023 14:41:37 -70.10, 135.96 120.84 04/18/2023 14:41:47 -70.10, 135.89 120.85 2.95 10
3 04/18/2023 15:32:21 69.99, -56.55 59.03 04/18/2023 15:31:14 70.00, -56.61 59.05 2.47 67
4 04/21/2023 06:07:52 70.22, 84.24 58.36 04/21/2023 06:08:46 70.19, 84.26 58.34 2.50 54
5 04/21/2023 06:58:33 -70.07,-108.21 121.80 04/21/2023 06:58:16 -70.08,-108.26 121.79 2.48 17
6 04/21/2023 07:49:03 69.21, 60.35 57.31 04/21/2023 07:47:56 69.26, 58.26 57.41 82.75 67
7 04/23/2023 22:24:48 70.19,-159.95 57.44 04/23/2023 22:25:14 70.19,-159.87 57.43 3.04 26
8 04/23/2023 23:15:29 -70.04, 7.60 122.73 04/23/2023 23:14:45 -70.02, 7.53 122.75 3.27 44
9 04/26/2023 13:51:02 -70.39, 148.20 123.22 04/26/2023 13:52:13 -70.36, 148.61 123.28 16.00 71
10 04/26/2023 14:41:43 70.13, -44.08 56.49 04/26/2023 14:41:42 70.14, -44.06 56.50 1.33 1
11 04/26/2023 15:32:25 -70.03, 123.39 123.62 04/26/2023 15:31:12 -70.03, 123.42 123.62 1.30 73
12 04/29/2023 06:07:54 -70.23, -95.78 124.24 04/29/2023 06:08:41 -70.22, -95.71 124.27 3.23 47
13 04/29/2023 06:58:37 70.07, 71.78 55.59 04/29/2023 06:58:08 70.10, 71.77 55.62 2.98 29

Figure of NOAA-20 and LANDSAT-9 satellite orbits during SNOs since TLE Epoch: 4/17/2023
SNOs_Map_NOAA-20_LANDSAT-9_20230417.jpg

Download SNOs between NOAA-20 and LANDSAT-9 since TLE EPOCH: 04/17/2023 in txt file.

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