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: 2/20/2023
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 02/22/2023 07:10:14 -70.11,-111.29 99.59 02/22/2023 07:10:53 -70.13,-111.26 99.58 2.93 39
2 02/22/2023 08:00:58 70.00, 56.19 80.28 02/22/2023 08:00:21 69.98, 56.17 80.27 2.15 37
3 02/24/2023 22:36:34 70.55,-163.53 79.91 02/24/2023 22:37:44 70.46,-162.53 79.76 38.56 70
4 02/24/2023 23:27:09 -70.09, 4.51 100.60 02/24/2023 23:27:19 -70.07, 4.53 100.63 2.67 10
5 02/25/2023 00:17:53 69.98, 171.99 79.27 02/25/2023 00:16:46 69.96, 172.03 79.26 2.42 67
6 02/27/2023 14:53:21 70.12, -47.09 78.45 02/27/2023 14:54:14 70.13, -47.11 78.45 1.31 53
7 02/27/2023 15:44:03 -70.02, 120.37 101.68 02/27/2023 15:43:44 -70.01, 120.36 101.68 1.04 19
8 02/27/2023 16:34:32 69.12, -71.01 77.36 02/27/2023 16:33:25 69.13, -73.19 77.48 86.50 67
9 03/02/2023 07:10:14 70.07, 68.75 77.37 03/02/2023 07:10:37 70.10, 68.74 77.40 3.12 23
10 03/02/2023 08:00:56 -69.97,-123.78 102.75 03/02/2023 08:00:07 -69.98,-123.79 102.73 1.64 49
11 03/04/2023 22:36:24 -70.13, 17.11 103.59 03/04/2023 22:37:34 -70.14, 17.05 103.59 2.51 70
12 03/04/2023 23:27:08 70.03,-175.42 76.30 03/04/2023 23:27:01 70.03,-175.46 76.30 1.43 7
13 03/05/2023 00:17:46 -69.71, -7.64 104.05 03/05/2023 00:16:34 -69.75, -8.21 103.98 22.53 72

Figure of NOAA-21 and LANDSAT-8 satellite orbits during SNOs since TLE Epoch: 2/20/2023
SNOs_Map_NOAA-21_LANDSAT-8_20230220.jpg

Download SNOs between NOAA-21 and LANDSAT-8 since TLE EPOCH: 02/20/2023 in txt file.

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