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: 1/11/2023
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 01/11/2023 23:02:08 70.16,-169.21 91.87 01/11/2023 23:02:55 70.14,-169.15 91.84 3.17 47
2 01/11/2023 23:52:49 -70.02, -1.68 88.29 01/11/2023 23:52:25 -70.03, -1.67 88.28 0.78 24
3 01/14/2023 15:19:01 70.09, -53.33 91.35 01/14/2023 15:19:23 70.10, -53.32 91.35 1.16 22
4 01/14/2023 16:09:43 -70.00, 114.12 88.76 01/14/2023 16:08:53 -69.99, 114.16 88.76 1.70 50
5 01/17/2023 06:45:11 -70.19,-105.03 89.04 01/17/2023 06:46:23 -70.19,-104.95 89.05 3.11 72
6 01/17/2023 07:35:54 70.02, 62.53 90.79 01/17/2023 07:35:51 70.02, 62.46 90.79 2.72 3
7 01/17/2023 08:26:35 -69.88,-129.93 89.37 01/17/2023 08:25:21 -69.92,-130.05 89.32 6.28 74
8 01/19/2023 23:02:03 -70.13, 10.83 89.64 01/19/2023 23:02:49 -70.14, 10.88 89.63 2.29 46
9 01/19/2023 23:52:47 70.02, 178.30 90.25 01/19/2023 23:52:16 70.03, 178.36 90.25 2.23 31
10 01/22/2023 14:28:27 70.87, -41.89 90.57 01/22/2023 14:29:35 70.77, -39.94 90.39 72.20 68
11 01/22/2023 15:18:56 -70.08, 126.67 90.27 01/22/2023 15:19:16 -70.06, 126.66 90.30 2.35 20
12 01/22/2023 16:09:40 69.98, -65.86 89.61 01/22/2023 16:08:43 69.95, -65.86 89.59 3.68 57

Figure of NOAA-21 and LANDSAT-9 satellite orbits during SNOs since TLE Epoch: 1/11/2023
SNOs_Map_NOAA-21_LANDSAT-9_20230111.jpg

Download SNOs between NOAA-21 and LANDSAT-9 since TLE EPOCH: 01/11/2023 in txt file.

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