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: 1/8/2023
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 01/09/2023 06:45:15 70.21, 74.95 92.31 01/09/2023 06:46:27 70.18, 75.03 92.27 4.10 72
2 01/09/2023 07:35:56 -70.07,-117.52 87.84 01/09/2023 07:35:57 -70.07,-117.50 87.84 0.79 1
3 01/09/2023 08:26:38 69.84, 50.13 91.92 01/09/2023 08:25:25 69.91, 49.92 92.00 10.82 73
4 01/11/2023 23:02:08 70.12,-169.15 91.83 01/11/2023 23:02:56 70.12,-169.18 91.82 0.91 48
5 01/11/2023 23:52:50 -70.04, -1.70 88.27 01/11/2023 23:52:26 -70.01, -1.70 88.29 2.69 24
6 01/14/2023 15:19:01 70.10, -53.35 91.36 01/14/2023 15:19:23 70.09, -53.34 91.34 1.77 22
7 01/14/2023 16:09:42 -69.96, 114.18 88.80 01/14/2023 16:08:53 -69.98, 114.15 88.77 2.92 49
8 01/17/2023 06:45:11 -70.20,-105.04 89.03 01/17/2023 06:46:23 -70.19,-104.94 89.04 3.80 72
9 01/17/2023 07:35:54 70.03, 62.52 90.80 01/17/2023 07:35:51 70.03, 62.46 90.79 2.23 3
10 01/17/2023 08:26:35 -69.89,-129.95 89.37 01/17/2023 08:25:21 -69.92,-130.05 89.32 5.51 74
11 01/19/2023 23:02:04 -70.13, 10.82 89.63 01/19/2023 23:02:51 -70.11, 10.83 89.67 2.82 47
12 01/19/2023 23:52:47 69.97, 178.37 90.20 01/19/2023 23:52:18 69.99, 178.30 90.22 3.27 29
13 01/22/2023 14:28:29 70.91, -41.98 90.62 01/22/2023 14:29:36 70.81, -39.88 90.43 77.18 67
14 01/22/2023 15:18:57 -70.08, 126.67 90.28 01/22/2023 15:19:17 -70.10, 126.71 90.26 3.09 20
15 01/22/2023 16:09:41 69.97, -65.86 89.61 01/22/2023 16:08:44 69.98, -65.81 89.62 2.04 57

Figure of NOAA-21 and LANDSAT-9 satellite orbits during SNOs since TLE Epoch: 1/8/2023
SNOs_Map_NOAA-21_LANDSAT-9_20230109.jpg

Download SNOs between NOAA-21 and LANDSAT-9 since TLE EPOCH: 01/08/2023 in txt file.

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