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: 2/15/2023
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 02/15/2023 15:18:41 70.10, -53.37 82.77 02/15/2023 15:19:26 70.12, -53.35 82.78 2.32 45
2 02/15/2023 16:09:23 -70.01, 114.08 97.34 02/15/2023 16:08:56 -70.00, 114.12 97.35 1.76 27
3 02/18/2023 06:45:07 -70.96,-106.28 97.25 02/18/2023 06:46:14 -70.83,-104.06 97.48 82.17 67
4 02/18/2023 07:35:36 70.06, 62.46 81.79 02/18/2023 07:35:53 70.07, 62.47 81.80 1.80 17
5 02/18/2023 08:26:18 -69.96,-130.08 98.33 02/18/2023 08:25:23 -69.96,-130.06 98.33 1.16 55
6 02/20/2023 23:01:47 -70.14, 10.79 99.08 02/20/2023 23:02:52 -70.13, 10.80 99.09 0.45 65
7 02/20/2023 23:52:31 70.02, 178.27 80.80 02/20/2023 23:52:19 70.03, 178.29 80.80 0.89 12
8 02/21/2023 00:43:06 -69.56, -13.72 99.71 02/21/2023 00:41:54 -69.64, -14.61 99.58 35.36 72
9 02/23/2023 15:18:42 -70.12, 126.58 100.07 02/23/2023 15:19:17 -70.10, 126.65 100.11 3.31 35
10 02/23/2023 16:09:25 69.96, -65.86 79.75 02/23/2023 16:08:44 69.98, -65.87 79.78 3.09 41
11 02/26/2023 06:44:57 70.37, 74.63 79.22 02/26/2023 06:46:08 70.28, 75.18 79.09 22.87 71
12 02/26/2023 07:35:35 -70.06,-117.57 101.13 02/26/2023 07:35:40 -70.06,-117.50 101.13 2.56 5
13 02/26/2023 08:26:18 69.90, 49.98 78.70 02/26/2023 08:25:08 69.89, 49.90 78.70 3.16 70
14 02/28/2023 23:01:46 70.07,-169.14 77.89 02/28/2023 23:02:34 70.09,-169.20 77.89 2.69 48
15 02/28/2023 23:52:28 -69.97, -1.66 102.24 02/28/2023 23:52:04 -69.98, -1.71 102.22 2.18 24

Figure of NOAA-21 and LANDSAT-9 satellite orbits during SNOs since TLE Epoch: 2/15/2023
SNOs_Map_NOAA-21_LANDSAT-9_20230215.jpg

Download SNOs between NOAA-21 and LANDSAT-9 since TLE EPOCH: 02/15/2023 in txt file.

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