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: 4/6/2023
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 04/08/2023 14:52:44 -70.17, 132.87 117.13 04/08/2023 14:53:53 -70.18, 132.92 117.13 2.15 69
2 04/08/2023 15:43:28 70.06, -59.65 62.74 04/08/2023 15:43:20 70.08, -59.58 62.76 3.11 8
3 04/08/2023 16:34:06 -69.76, 108.12 117.58 04/08/2023 16:32:53 -69.80, 107.66 117.53 18.10 73
4 04/11/2023 07:09:34 -70.13,-111.27 118.18 04/11/2023 07:10:19 -70.11,-111.29 118.20 1.80 45
5 04/11/2023 08:00:18 70.02, 56.20 61.70 04/11/2023 07:59:46 70.00, 56.20 61.69 1.61 32
6 04/13/2023 22:35:55 70.87,-163.99 61.63 04/13/2023 22:37:03 70.78,-162.05 61.48 71.31 68
7 04/13/2023 23:26:24 -70.09, 4.57 119.20 04/13/2023 23:26:43 -70.12, 4.61 119.17 3.36 19
8 04/14/2023 00:17:08 69.98, 172.04 60.68 04/14/2023 00:16:10 70.01, 172.10 60.71 3.19 58
9 04/16/2023 14:52:32 70.16, -47.07 59.93 04/16/2023 14:53:38 70.14, -47.09 59.91 2.07 66
10 04/16/2023 15:43:14 -70.07, 120.39 120.18 04/16/2023 15:43:08 -70.04, 120.39 120.22 3.33 6
11 04/16/2023 16:33:51 69.59, -71.59 59.31 04/16/2023 16:32:40 69.64, -72.51 59.40 35.99 71
12 04/19/2023 07:09:21 70.15, 68.74 58.97 04/19/2023 07:10:00 70.14, 68.80 58.96 2.59 39
13 04/19/2023 08:00:02 -70.00,-123.72 121.20 04/19/2023 07:59:30 -70.03,-123.72 121.16 3.68 32

Figure of NOAA-21 and LANDSAT-8 satellite orbits during SNOs since TLE Epoch: 4/6/2023
SNOs_Map_NOAA-21_LANDSAT-8_20230406.jpg

Download SNOs between NOAA-21 and LANDSAT-8 since TLE EPOCH: 04/06/2023 in txt file.

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