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: 5/24/2023
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 05/25/2023 06:44:10 -70.93,-106.23 130.03 05/25/2023 06:45:17 -70.82,-104.09 130.19 78.90 67
2 05/25/2023 07:34:40 70.07, 62.45 49.08 05/25/2023 07:34:56 70.06, 62.44 49.06 0.96 16
3 05/25/2023 08:25:21 -69.94,-130.03 131.07 05/25/2023 08:24:26 -69.94,-130.09 131.06 2.32 55
4 05/27/2023 23:00:50 -70.11, 10.85 131.34 05/27/2023 23:01:55 -70.13, 10.79 131.32 3.34 65
5 05/27/2023 23:51:35 70.04, 178.26 48.59 05/27/2023 23:51:22 70.03, 178.28 48.57 1.59 13
6 05/28/2023 00:42:09 -69.53, -13.67 131.94 05/28/2023 00:40:58 -69.58, -14.70 131.87 40.16 71
7 05/30/2023 15:17:45 -70.09, 126.65 131.78 05/30/2023 15:18:21 -70.08, 126.60 131.79 2.08 36
8 05/30/2023 16:08:29 69.97, -65.86 48.10 05/30/2023 16:07:48 69.97, -65.91 48.10 1.88 41
9 06/02/2023 06:44:02 70.37, 74.66 48.16 06/02/2023 06:45:14 70.27, 75.13 48.04 20.92 72
10 06/02/2023 07:34:40 -70.07,-117.56 132.17 06/02/2023 07:34:46 -70.05,-117.55 132.18 1.81 6
11 06/02/2023 08:25:24 69.95, 49.92 47.71 06/02/2023 08:24:13 69.94, 49.94 47.70 1.60 71
12 06/04/2023 23:00:51 70.10,-169.16 47.55 06/04/2023 23:01:40 70.11,-169.21 47.55 2.04 49
13 06/04/2023 23:51:33 -70.01, -1.70 132.55 06/04/2023 23:51:10 -70.00, -1.73 132.56 1.28 23
14 06/07/2023 14:27:17 -71.00, 137.86 131.79 06/07/2023 14:28:24 -70.91, 140.23 131.94 86.30 67
15 06/07/2023 15:17:46 70.10, -53.40 47.28 06/07/2023 15:18:04 70.08, -53.35 47.25 2.97 18

Figure of NOAA-21 and LANDSAT-9 satellite orbits during SNOs since TLE Epoch: 5/24/2023
SNOs_Map_NOAA-21_LANDSAT-9_20230525.jpg

Download SNOs between NOAA-21 and LANDSAT-9 since TLE EPOCH: 05/24/2023 in txt file.

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