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: 3/19/2023
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 03/19/2023 15:18:32 70.06, -53.36 70.55 03/19/2023 15:19:08 70.08, -53.40 70.56 2.19 36
2 03/19/2023 16:09:14 -69.97, 114.09 109.56 03/19/2023 16:08:38 -69.96, 114.07 109.57 1.27 36
3 03/22/2023 06:44:50 -70.72,-105.92 109.82 03/22/2023 06:45:59 -70.64,-104.34 109.96 58.79 69
4 03/22/2023 07:35:23 70.03, 62.47 69.45 03/22/2023 07:35:35 70.04, 62.43 69.46 1.93 12
5 03/22/2023 08:26:05 -69.94,-130.08 110.67 03/22/2023 08:25:05 -69.93,-130.09 110.67 0.97 60
6 03/24/2023 23:01:31 -70.11, 10.80 111.51 03/24/2023 23:02:35 -70.13, 10.80 111.51 1.90 64
7 03/24/2023 23:52:15 70.01, 178.28 68.36 03/24/2023 23:52:02 70.02, 178.28 68.38 1.47 13
8 03/25/2023 00:42:49 -69.49, -13.64 112.20 03/25/2023 00:41:38 -69.58, -14.69 112.06 41.84 71
9 03/27/2023 15:18:23 -70.10, 126.60 112.59 03/27/2023 15:19:02 -70.07, 126.60 112.62 2.82 39
10 03/27/2023 16:09:06 69.94, -65.85 67.24 03/27/2023 16:08:29 69.96, -65.91 67.26 3.13 37
11 03/30/2023 06:44:41 70.62, 74.25 66.93 03/30/2023 06:45:51 70.52, 75.51 66.78 47.84 70
12 03/30/2023 07:35:14 -70.04,-117.54 113.69 03/30/2023 07:35:28 -70.03,-117.56 113.71 1.58 14
13 03/30/2023 08:25:58 69.94, 49.93 66.19 03/30/2023 08:24:55 69.92, 49.92 66.17 2.92 63
14 04/01/2023 23:01:22 70.10,-169.16 65.34 04/01/2023 23:02:22 70.11,-169.19 65.34 1.59 60
15 04/01/2023 23:52:04 -70.00, -1.69 114.78 04/01/2023 23:51:52 -70.01, -1.71 114.77 1.07 12
16 04/02/2023 00:42:37 69.32, 166.62 64.50 04/02/2023 00:41:28 69.39, 165.10 64.63 60.28 69

Figure of NOAA-21 and LANDSAT-9 satellite orbits during SNOs since TLE Epoch: 3/19/2023
SNOs_Map_NOAA-21_LANDSAT-9_20230319.jpg

Download SNOs between NOAA-21 and LANDSAT-9 since TLE EPOCH: 03/19/2023 in txt file.

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