Simultaneous Nadir Overpasses (SNOs) Predictions

Prediction of SNOs between NOAA-21 and LANDSAT-9 Satellite Orbit:

Table of predicted SNOs for the next 14.0 days since TLE Epoch: 12/22/2022
Index Date (NOAA-21) Time (NOAA-21) Lat,Lon (NOAA-21) SZA (NOAA-21 ) Date (LANDSAT-9) Time (LANDSAT-9) Lat,Lon (LANDSAT-9) SZA (LANDSAT-9 ) Distance(km) Time Diff (sec)
1 12/24/2022 06:45:15 70.19, 75.03 93.54 12/24/2022 06:46:23 70.17, 75.04 93.51 2.56 68
2 12/24/2022 07:35:56 -70.05,-117.44 86.62 12/24/2022 07:35:53 -70.06,-117.49 86.61 2.00 3
3 12/24/2022 08:26:35 69.67, 50.44 92.99 12/24/2022 08:25:24 69.73, 49.70 93.08 29.36 71
4 12/26/2022 23:02:09 70.12,-169.09 93.39 12/26/2022 23:02:51 70.12,-169.15 93.38 2.06 42
5 12/26/2022 23:52:51 -70.03, -1.64 86.71 12/26/2022 23:52:21 -70.01, -1.67 86.73 2.48 30
6 12/29/2022 14:28:33 -70.89, 138.12 85.94 12/29/2022 14:29:41 -70.75, 140.04 86.13 71.66 68
7 12/29/2022 15:19:04 70.10, -53.31 93.24 12/29/2022 15:19:18 70.09, -53.29 93.23 1.09 14
8 12/29/2022 16:09:46 -70.01, 114.15 86.86 12/29/2022 16:08:48 -69.99, 114.20 86.88 2.64 58
9 01/01/2023 06:45:14 -70.15,-104.93 86.89 01/01/2023 06:46:18 -70.17,-104.94 86.88 2.36 64
10 01/01/2023 07:35:58 70.04, 62.55 93.00 01/01/2023 07:35:45 70.05, 62.54 93.01 1.50 13
11 01/01/2023 08:26:32 -69.52,-129.37 87.55 01/01/2023 08:25:21 -69.62,-130.42 87.42 42.52 71
12 01/03/2023 23:02:07 -70.09, 10.92 87.19 01/03/2023 23:02:44 -70.11, 10.87 87.17 2.97 37
13 01/03/2023 23:52:51 69.98, 178.39 92.70 01/03/2023 23:52:11 69.99, 178.35 92.71 1.89 40

Figure of NOAA-21 and LANDSAT-9 satellite orbits during SNOs since TLE Epoch: 12/22/2022
SNOs_Map_NOAA-21_LANDSAT-9_20221222.jpg

Download SNOs between NOAA-21 and LANDSAT-9 since TLE EPOCH: 12/22/2022 in txt file.

Historial Predications of SNOs between NOAA-21 and LANDSAT-9