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: 4/20/2023
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 04/21/2023 06:07:52 70.20, 84.26 58.35 04/21/2023 06:08:46 70.21, 84.28 58.35 1.03 54
2 04/21/2023 06:58:34 -70.11,-108.28 121.76 04/21/2023 06:58:16 -70.09,-108.25 121.78 2.54 18
3 04/21/2023 07:49:03 69.20, 60.37 57.29 04/21/2023 07:47:56 69.27, 58.28 57.42 82.97 67
4 04/23/2023 22:24:48 70.18,-159.92 57.42 04/23/2023 22:25:15 70.15,-159.92 57.39 2.39 27
5 04/23/2023 23:15:29 -70.03, 7.61 122.74 04/23/2023 23:14:45 -70.04, 7.56 122.73 2.43 44
6 04/26/2023 13:51:01 -70.38, 148.22 123.24 04/26/2023 13:52:13 -70.33, 148.57 123.30 14.01 72
7 04/26/2023 14:41:42 70.11, -44.05 56.47 04/26/2023 14:41:42 70.12, -44.09 56.48 2.14 0
8 04/26/2023 15:32:24 -70.01, 123.41 123.64 04/26/2023 15:31:12 -70.01, 123.38 123.64 1.44 72
9 04/29/2023 06:07:54 -70.21, -95.74 124.26 04/29/2023 06:08:42 -70.20, -95.73 124.28 0.89 48
10 04/29/2023 06:58:38 70.10, 71.74 55.61 04/29/2023 06:58:09 70.09, 71.76 55.61 0.89 29
11 05/01/2023 21:34:20 70.94,-148.46 55.68 05/01/2023 21:35:28 70.85,-146.51 55.55 71.38 68
12 05/01/2023 22:24:49 -70.16, 20.11 125.14 05/01/2023 22:25:09 -70.14, 20.07 125.16 2.19 20
13 05/01/2023 23:15:33 70.05,-172.41 54.74 05/01/2023 23:14:36 70.03,-172.45 54.73 2.35 57
14 05/04/2023 13:51:02 70.21, -31.51 54.14 05/04/2023 13:52:05 70.20, -31.59 54.13 2.87 63
15 05/04/2023 14:41:44 -70.11, 135.96 125.98 05/04/2023 14:41:35 -70.10, 135.90 125.99 2.68 9
16 05/04/2023 15:32:19 69.53, -55.86 53.41 05/04/2023 15:31:09 69.60, -57.15 53.51 50.84 70

Figure of NOAA-20 and LANDSAT-9 satellite orbits during SNOs since TLE Epoch: 4/20/2023
SNOs_Map_NOAA-20_LANDSAT-9_20230421.jpg

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

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