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: 1/5/2023
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 01/07/2023 22:36:54 70.54,-163.45 92.84 01/07/2023 22:38:05 70.45,-162.53 92.71 35.63 71
2 01/07/2023 23:27:29 -70.08, 4.58 87.65 01/07/2023 23:27:40 -70.07, 4.55 87.67 2.29 11
3 01/08/2023 00:18:13 69.97, 172.06 92.23 01/08/2023 00:17:07 69.96, 172.04 92.23 1.25 66
4 01/10/2023 14:53:42 70.19, -47.13 92.10 01/10/2023 14:54:38 70.17, -47.05 92.07 3.45 56
5 01/10/2023 15:44:23 -70.04, 120.40 88.06 01/10/2023 15:44:08 -70.07, 120.43 88.04 2.64 15
6 01/10/2023 16:34:55 69.29, -71.19 91.16 01/10/2023 16:33:46 69.35, -72.91 91.27 67.96 69
7 01/13/2023 07:10:34 70.10, 68.76 91.60 01/13/2023 07:11:06 70.09, 68.72 91.58 2.11 32
8 01/13/2023 08:01:16 -70.01,-123.78 88.51 01/13/2023 08:00:36 -69.99,-123.80 88.53 2.50 40
9 01/15/2023 22:36:51 -70.56, 16.51 88.40 01/15/2023 22:38:02 -70.44, 17.45 88.56 37.37 71
10 01/15/2023 23:27:28 70.08,-175.44 91.10 01/15/2023 23:27:33 70.10,-175.39 91.12 2.96 5
11 01/16/2023 00:18:10 -69.98, -7.97 89.01 01/16/2023 00:17:03 -70.00, -7.90 88.99 3.35 67
12 01/18/2023 14:53:38 -70.17, 132.88 89.32 01/18/2023 14:54:34 -70.15, 132.92 89.35 2.44 56
13 01/18/2023 15:44:21 70.01, -59.57 90.51 01/18/2023 15:44:01 70.03, -59.60 90.54 2.67 20

Figure of NOAA-21 and LANDSAT-8 satellite orbits during SNOs since TLE Epoch: 1/5/2023
SNOs_Map_NOAA-21_LANDSAT-8_20230105.jpg

Download SNOs between NOAA-21 and LANDSAT-8 since TLE EPOCH: 01/05/2023 in txt file.

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