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: 8/7/2023
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 08/07/2023 23:50:52 -70.05, -1.67 126.22 08/07/2023 23:51:45 -70.04, -1.59 126.25 3.29 53
2 08/08/2023 00:41:35 69.89, 165.89 53.62 08/08/2023 00:41:13 69.89, 165.84 53.62 1.81 22
3 08/08/2023 01:32:03 -69.06, -25.60 127.25 08/08/2023 01:30:55 -69.11, -27.58 127.11 78.58 68
4 08/10/2023 16:07:42 -69.96, 114.24 125.55 08/10/2023 16:08:16 -69.97, 114.18 125.55 2.31 34
5 08/10/2023 16:58:26 69.85, -78.28 54.35 08/10/2023 16:57:43 69.87, -78.31 54.37 2.22 43
6 08/13/2023 07:34:00 70.50, 61.87 55.80 08/13/2023 07:35:10 70.36, 63.01 55.62 44.87 70
7 08/13/2023 08:24:33 -69.94,-129.93 124.79 08/13/2023 08:24:46 -69.92,-130.00 124.80 2.92 13
8 08/13/2023 09:15:17 69.83, 37.54 55.11 08/13/2023 09:14:13 69.82, 37.51 55.12 1.58 64
9 08/15/2023 23:50:41 70.01, 178.42 56.11 08/15/2023 23:51:44 70.01, 178.38 56.10 1.53 63
10 08/16/2023 00:41:23 -69.92, -14.12 123.98 08/16/2023 00:41:14 -69.90, -14.14 124.00 1.77 9
11 08/16/2023 01:31:58 69.33, 154.04 55.42 08/16/2023 01:30:48 69.41, 152.83 55.55 48.27 70
12 08/18/2023 16:07:32 70.00, -65.78 56.95 08/18/2023 16:08:12 70.01, -65.72 56.95 2.49 40
13 08/18/2023 16:58:14 -69.90, 101.68 123.15 08/18/2023 16:57:42 -69.91, 101.76 123.15 2.86 32
14 08/21/2023 07:33:54 -70.89,-118.71 121.26 08/21/2023 07:35:01 -70.75,-116.39 121.48 86.07 67
15 08/21/2023 08:24:22 69.95, 50.09 57.76 08/21/2023 08:24:41 69.93, 50.05 57.74 2.16 19
16 08/21/2023 09:15:04 -69.85,-142.45 122.33 08/21/2023 09:14:11 -69.83,-142.46 122.35 2.33 53

Figure of NOAA-21 and LANDSAT-9 satellite orbits during SNOs since TLE Epoch: 8/7/2023
SNOs_Map_NOAA-21_LANDSAT-9_20230808.jpg

Download SNOs between NOAA-21 and LANDSAT-9 since TLE EPOCH: 08/07/2023 in txt file.

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