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: 2/7/2023
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 02/07/2023 15:18:43 -70.13, 126.60 94.57 02/07/2023 15:19:31 -70.14, 126.67 94.58 2.62 48
2 02/07/2023 16:09:27 70.01, -65.91 85.30 02/07/2023 16:08:59 69.99, -65.90 85.27 3.22 28
3 02/10/2023 07:35:35 -70.11,-117.59 95.45 02/10/2023 07:36:01 -70.10,-117.51 95.47 3.09 26
4 02/10/2023 08:26:18 69.94, 49.97 84.37 02/10/2023 08:25:29 69.94, 49.91 84.38 2.47 49
5 02/12/2023 23:01:47 70.35,-169.50 83.94 02/12/2023 23:02:58 70.25,-169.06 83.80 20.09 71
6 02/12/2023 23:52:25 -70.05, -1.71 96.40 02/12/2023 23:52:30 -70.03, -1.74 96.42 2.34 5
7 02/13/2023 00:43:09 69.94, 165.76 83.48 02/13/2023 00:41:57 69.92, 165.76 83.47 1.79 72
8 02/15/2023 15:18:35 70.14, -53.40 82.81 02/15/2023 15:19:28 70.14, -53.33 82.80 2.57 53
9 02/15/2023 16:09:16 -69.99, 114.14 97.36 02/15/2023 16:08:59 -69.98, 114.08 97.37 3.04 17
10 02/15/2023 16:59:46 69.14, -77.31 81.73 02/15/2023 16:58:38 69.20, -79.33 81.89 80.03 68
11 02/18/2023 07:35:26 70.10, 62.45 81.83 02/18/2023 07:35:56 70.11, 62.52 81.84 3.23 30
12 02/18/2023 08:26:07 -69.95,-130.01 98.35 02/18/2023 08:25:27 -69.95,-130.08 98.33 2.56 40
13 02/20/2023 23:01:41 -70.59, 10.15 98.60 02/20/2023 23:02:51 -70.50, 11.32 98.75 44.38 70
14 02/20/2023 23:52:17 70.07, 178.27 80.84 02/20/2023 23:52:24 70.06, 178.32 80.82 2.15 7
15 02/21/2023 00:42:59 -69.97, -14.26 99.28 02/21/2023 00:41:54 -69.95, -14.19 99.29 3.02 65

Figure of NOAA-21 and LANDSAT-9 satellite orbits during SNOs since TLE Epoch: 2/7/2023
SNOs_Map_NOAA-21_LANDSAT-9_20230207.jpg

Download SNOs between NOAA-21 and LANDSAT-9 since TLE EPOCH: 02/07/2023 in txt file.

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