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: 5/22/2023
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 05/22/2023 15:17:46 70.11, -53.37 49.62 05/22/2023 15:18:30 70.12, -53.36 49.63 1.64 44
2 05/22/2023 16:08:27 -69.98, 114.15 130.53 05/22/2023 16:08:00 -70.00, 114.11 130.50 3.30 27
3 05/25/2023 06:44:10 -70.93,-106.23 130.03 05/25/2023 06:45:17 -70.81,-104.10 130.20 78.56 67
4 05/25/2023 07:34:40 70.07, 62.45 49.08 05/25/2023 07:34:56 70.05, 62.43 49.05 2.36 16
5 05/25/2023 08:25:21 -69.94,-130.03 131.07 05/25/2023 08:24:26 -69.94,-130.10 131.07 2.69 55
6 05/27/2023 23:00:51 -70.16, 10.76 131.28 05/27/2023 23:01:54 -70.17, 10.84 131.29 2.77 63
7 05/27/2023 23:51:35 70.04, 178.26 48.59 05/27/2023 23:51:21 70.06, 178.33 48.60 3.28 14
8 05/28/2023 00:42:09 -69.53, -13.67 131.95 05/28/2023 00:40:58 -69.56, -14.72 131.89 40.99 71
9 05/30/2023 15:17:45 -70.09, 126.65 131.78 05/30/2023 15:18:20 -70.09, 126.62 131.78 1.13 35
10 05/30/2023 16:08:29 69.97, -65.87 48.10 05/30/2023 16:07:47 69.98, -65.89 48.11 1.31 42
11 06/02/2023 06:44:01 70.33, 74.73 48.11 06/02/2023 06:45:13 70.26, 75.12 48.02 16.42 72
12 06/02/2023 07:34:40 -70.07,-117.56 132.16 06/02/2023 07:34:45 -70.04,-117.56 132.20 3.50 5
13 06/02/2023 08:25:23 69.91, 49.99 47.67 06/02/2023 08:24:12 69.93, 49.92 47.69 3.26 71
14 06/04/2023 23:00:51 70.11,-169.17 47.56 06/04/2023 23:01:38 70.12,-169.19 47.56 0.86 47
15 06/04/2023 23:51:33 -70.01, -1.71 132.55 06/04/2023 23:51:08 -70.01, -1.70 132.55 0.25 25

Figure of NOAA-21 and LANDSAT-9 satellite orbits during SNOs since TLE Epoch: 5/22/2023
SNOs_Map_NOAA-21_LANDSAT-9_20230522.jpg

Download SNOs between NOAA-21 and LANDSAT-9 since TLE EPOCH: 05/22/2023 in txt file.

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