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: 6/29/2023
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 07/02/2023 05:17:38 71.07, 95.67 48.03 07/02/2023 05:18:45 70.97, 97.89 47.85 80.86 67
2 07/02/2023 06:08:05 -70.19, -95.59 132.89 07/02/2023 06:08:27 -70.20, -95.63 132.88 2.05 22
3 07/02/2023 06:58:50 70.12, 71.82 47.04 07/02/2023 06:57:54 70.10, 71.87 47.03 3.15 56
4 07/04/2023 21:34:20 70.31,-147.34 47.46 07/04/2023 21:35:30 70.33,-147.21 47.46 4.99 70
5 07/04/2023 22:25:01 -70.17, 20.20 132.69 07/04/2023 22:25:01 -70.16, 20.19 132.70 0.68 0
6 07/04/2023 23:15:42 69.89,-172.07 47.03 07/04/2023 23:14:30 69.95,-172.47 47.11 16.46 72
7 07/07/2023 13:51:14 70.25, -31.48 47.66 07/07/2023 13:52:03 70.26, -31.43 47.67 2.37 49
8 07/07/2023 14:41:56 -70.15, 135.99 132.44 07/07/2023 14:41:33 -70.16, 136.05 132.43 2.47 23
9 07/10/2023 06:08:09 70.19, 84.38 47.91 07/10/2023 06:08:37 70.18, 84.31 47.90 2.53 28
10 07/10/2023 06:58:51 -70.09,-108.15 132.19 07/10/2023 06:58:07 -70.08,-108.20 132.20 2.01 44
11 07/12/2023 21:34:27 -70.60, 32.18 131.30 07/12/2023 21:35:38 -70.51, 33.03 131.43 33.03 71
12 07/12/2023 22:25:05 70.19,-159.86 48.27 07/12/2023 22:25:09 70.18,-159.81 48.26 1.98 4
13 07/12/2023 23:15:47 -70.08, 7.62 131.84 07/12/2023 23:14:39 -70.08, 7.68 131.83 2.36 68

Figure of NOAA-20 and LANDSAT-9 satellite orbits during SNOs since TLE Epoch: 6/29/2023
SNOs_Map_NOAA-20_LANDSAT-9_20230630.jpg

Download SNOs between NOAA-20 and LANDSAT-9 since TLE EPOCH: 06/29/2023 in txt file.

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