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: 5/21/2023
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 05/23/2023 06:07:57 70.20, 84.32 49.59 05/23/2023 06:08:25 70.22, 84.29 49.60 2.13 28
2 05/23/2023 06:58:39 -70.12,-108.25 130.51 05/23/2023 06:57:55 -70.10,-108.24 130.53 2.37 44
3 05/25/2023 21:34:10 -70.50, 32.32 130.60 05/25/2023 21:35:21 -70.42, 32.82 130.70 20.64 71
4 05/25/2023 22:24:50 70.16,-159.85 49.05 05/25/2023 22:24:51 70.15,-159.92 49.04 3.23 1
5 05/25/2023 23:15:32 -70.08, 7.60 131.04 05/25/2023 23:14:20 -70.09, 7.63 131.03 1.52 72
6 05/28/2023 13:51:00 -70.25, 148.48 131.30 05/28/2023 13:51:49 -70.27, 148.50 131.29 2.06 49
7 05/28/2023 14:41:44 70.13, -44.02 48.57 05/28/2023 14:41:16 70.16, -44.01 48.60 3.13 28
8 05/31/2023 05:17:26 71.05, 95.65 49.14 05/31/2023 05:18:33 70.97, 97.80 49.00 78.54 67
9 05/31/2023 06:07:54 -70.23, -95.70 131.73 05/31/2023 06:08:15 -70.21, -95.70 131.76 2.40 21
10 05/31/2023 06:58:38 70.11, 71.79 48.15 05/31/2023 06:57:42 70.09, 71.78 48.13 2.09 56
11 06/02/2023 21:34:06 70.30,-147.35 47.99 06/02/2023 21:35:10 70.28,-147.35 47.96 2.83 64
12 06/02/2023 22:24:47 -70.16, 20.19 132.16 06/02/2023 22:24:40 -70.17, 20.13 132.15 2.66 7
13 06/02/2023 23:15:24 69.67,-171.77 47.34 06/02/2023 23:14:13 69.72,-172.85 47.42 42.02 71

Figure of NOAA-20 and LANDSAT-9 satellite orbits during SNOs since TLE Epoch: 5/21/2023
SNOs_Map_NOAA-20_LANDSAT-9_20230521.jpg

Download SNOs between NOAA-20 and LANDSAT-9 since TLE EPOCH: 05/21/2023 in txt file.

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