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: 8/23/2023
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 08/23/2023 23:50:45 -70.03, -1.63 121.27 08/23/2023 23:51:52 -70.02, -1.62 121.29 0.49 67
2 08/24/2023 00:41:29 69.90, 165.87 58.61 08/24/2023 00:41:19 69.93, 165.89 58.64 2.90 10
3 08/24/2023 01:32:05 -69.50, -26.22 121.80 08/24/2023 01:30:53 -69.59, -26.94 121.68 29.53 72
4 08/26/2023 16:07:40 -69.98, 114.21 120.41 08/26/2023 16:08:23 -69.98, 114.19 120.42 0.68 43
5 08/26/2023 16:58:24 69.86, -78.30 59.48 08/26/2023 16:57:50 69.88, -78.31 59.50 2.07 34
6 08/29/2023 07:34:06 70.66, 61.58 61.23 08/29/2023 07:35:15 70.56, 63.28 61.08 63.67 69
7 08/29/2023 08:24:36 -69.94,-129.97 119.51 08/29/2023 08:24:54 -69.96,-129.96 119.50 1.97 18
8 08/29/2023 09:15:20 69.82, 37.52 60.38 08/29/2023 09:14:22 69.80, 37.46 60.36 3.25 58
9 08/31/2023 23:50:50 70.00, 178.38 61.49 08/31/2023 23:51:55 70.02, 178.37 61.50 2.16 65
10 09/01/2023 00:41:32 -69.91, -14.16 118.59 09/01/2023 00:41:25 -69.91, -14.14 118.59 0.90 7
11 09/01/2023 01:32:09 69.42, 153.86 60.92 09/01/2023 01:30:58 69.47, 152.90 61.00 38.19 71
12 09/03/2023 16:07:46 69.98, -65.82 62.44 09/03/2023 16:08:25 70.00, -65.78 62.45 2.82 39
13 09/03/2023 16:58:27 -69.83, 101.71 117.70 09/03/2023 16:57:56 -69.84, 101.64 117.69 3.01 31
14 09/06/2023 07:34:09 -70.70,-118.51 115.83 09/06/2023 07:35:17 -70.61,-116.64 115.98 69.61 68
15 09/06/2023 08:24:41 69.96, 49.97 63.41 09/06/2023 08:24:54 69.95, 50.04 63.39 3.19 13
16 09/06/2023 09:15:22 -69.81,-142.50 116.73 09/06/2023 09:14:25 -69.79,-142.54 116.75 2.73 57

Figure of NOAA-21 and LANDSAT-9 satellite orbits during SNOs since TLE Epoch: 8/23/2023
SNOs_Map_NOAA-21_LANDSAT-9_20230824.jpg

Download SNOs between NOAA-21 and LANDSAT-9 since TLE EPOCH: 08/23/2023 in txt file.

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