Simultaneous Nadir Overpasses (SNOs) Predictions

Prediction of SNOs between NOAA-21 and LANDSAT-8 Satellite Orbit:

Table of predicted SNOs for the next 14.0 days since TLE Epoch: 1/19/2023
Index Date (NOAA-21) Time (NOAA-21) Lat,Lon (NOAA-21) SZA (NOAA-21 ) Date (LANDSAT-8) Time (LANDSAT-8) Lat,Lon (LANDSAT-8) SZA (LANDSAT-8 ) Distance(km) Time Diff (sec)
1 01/21/2023 07:10:29 -70.12,-111.27 89.94 01/21/2023 07:11:05 -70.13,-111.25 89.94 1.23 36
2 01/21/2023 08:01:13 70.00, 56.22 89.94 01/21/2023 08:00:32 70.02, 56.24 89.96 2.36 41
3 01/23/2023 22:36:50 70.71,-163.75 90.09 01/23/2023 22:37:59 70.60,-162.32 89.92 53.79 69
4 01/23/2023 23:27:22 -70.09, 4.54 90.57 01/23/2023 23:27:36 -70.11, 4.60 90.56 3.23 14
5 01/24/2023 00:18:06 69.98, 172.02 89.30 01/24/2023 00:17:04 69.95, 172.01 89.28 3.37 62
6 01/26/2023 14:53:33 70.17, -47.13 88.87 01/26/2023 14:54:37 70.16, -47.10 88.85 2.01 64
7 01/26/2023 15:44:14 -70.03, 120.41 91.29 01/26/2023 15:44:07 -70.06, 120.39 91.26 3.35 7
8 01/26/2023 16:34:51 69.54, -71.56 88.20 01/26/2023 16:33:40 69.61, -72.58 88.31 40.12 71
9 01/29/2023 07:10:25 70.12, 68.72 88.13 01/29/2023 07:11:07 70.11, 68.71 88.11 1.90 42
10 01/29/2023 08:01:07 -70.03,-123.82 91.98 01/29/2023 08:00:37 -70.01,-123.80 92.00 2.33 30
11 01/31/2023 22:36:48 -71.03, 15.73 91.63 01/31/2023 22:37:55 -70.90, 18.11 91.87 87.70 67
12 01/31/2023 23:27:16 70.09,-175.45 87.36 01/31/2023 23:27:35 70.07,-175.47 87.34 2.31 19
13 02/01/2023 00:17:58 -69.99, -7.99 92.76 02/01/2023 00:17:05 -69.97, -7.97 92.77 2.31 53

Figure of NOAA-21 and LANDSAT-8 satellite orbits during SNOs since TLE Epoch: 1/19/2023
SNOs_Map_NOAA-21_LANDSAT-8_20230119.jpg

Download SNOs between NOAA-21 and LANDSAT-8 since TLE EPOCH: 01/19/2023 in txt file.

Historial Predications of SNOs between NOAA-21 and LANDSAT-8