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: 3/2/2023
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 03/03/2023 15:18:42 70.11, -53.43 76.90 03/03/2023 15:19:14 70.09, -53.38 76.87 2.77 32
2 03/03/2023 16:09:23 -69.96, 114.11 103.27 03/03/2023 16:08:44 -69.97, 114.10 103.26 1.18 39
3 03/06/2023 06:44:59 -70.56,-105.67 103.65 03/06/2023 06:46:10 -70.42,-104.66 103.84 40.59 71
4 03/06/2023 07:35:35 70.02, 62.47 75.77 03/06/2023 07:35:42 70.04, 62.44 75.79 1.97 7
5 03/06/2023 08:26:17 -69.93,-130.08 104.34 03/06/2023 08:25:12 -69.93,-130.08 104.34 0.48 65
6 03/08/2023 23:01:45 -70.12, 10.79 105.17 03/08/2023 23:02:42 -70.12, 10.79 105.18 0.07 57
7 03/08/2023 23:52:29 70.01, 178.26 74.71 03/08/2023 23:52:09 70.00, 178.28 74.71 0.65 20
8 03/09/2023 00:42:59 -69.28, -13.36 106.08 03/09/2023 00:41:50 -69.29, -15.06 105.98 67.10 69
9 03/11/2023 15:18:37 -70.05, 126.65 106.29 03/11/2023 15:19:08 -70.04, 126.58 106.30 3.00 31
10 03/11/2023 16:09:21 69.95, -65.88 73.59 03/11/2023 16:08:35 69.93, -65.94 73.58 3.09 46
11 03/14/2023 06:44:51 70.26, 74.78 72.89 03/14/2023 06:46:02 70.20, 75.06 72.80 12.73 71
12 03/14/2023 07:35:31 -70.06,-117.59 107.35 03/14/2023 07:35:33 -70.04,-117.54 107.37 2.69 2
13 03/14/2023 08:26:13 69.85, 50.04 72.43 03/14/2023 08:25:01 69.87, 49.87 72.46 6.82 72

Figure of NOAA-21 and LANDSAT-9 satellite orbits during SNOs since TLE Epoch: 3/2/2023
SNOs_Map_NOAA-21_LANDSAT-9_20230303.jpg

Download SNOs between NOAA-21 and LANDSAT-9 since TLE EPOCH: 03/02/2023 in txt file.

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