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: 9/3/2023
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 09/05/2023 00:16:13 69.93, 172.13 62.89 09/05/2023 00:16:41 69.96, 172.12 62.92 3.52 28
2 09/05/2023 01:06:55 -69.85, -20.44 117.19 09/05/2023 01:06:11 -69.85, -20.41 117.19 1.19 44
3 09/07/2023 15:42:29 -70.26, 120.08 115.80 09/07/2023 15:43:40 -70.16, 120.63 115.92 24.15 71
4 09/07/2023 16:33:09 69.93, -72.10 63.87 09/07/2023 16:33:09 69.94, -72.03 63.88 3.20 0
5 09/07/2023 17:23:50 -69.79, 95.42 116.26 09/07/2023 17:22:40 -69.77, 95.38 116.27 2.67 70
6 09/10/2023 07:59:19 -70.00,-123.76 115.06 09/10/2023 08:00:09 -70.00,-123.70 115.07 2.35 50
7 09/10/2023 08:50:03 69.88, 43.73 64.83 09/10/2023 08:49:36 69.89, 43.80 64.84 2.58 27
8 09/10/2023 09:40:28 -68.89,-147.54 116.17 09/10/2023 09:39:21 -68.95,-149.82 116.06 91.40 67
9 09/12/2023 23:25:47 70.84,-176.64 66.81 09/12/2023 23:26:54 70.75,-174.34 66.67 84.64 67
10 09/13/2023 00:16:13 -69.91, -7.85 114.14 09/13/2023 00:16:37 -69.93, -7.90 114.13 2.82 24
11 09/13/2023 01:06:58 69.84, 159.55 65.81 09/13/2023 01:06:04 69.81, 159.58 65.78 3.34 54
12 09/15/2023 15:42:26 69.97, -59.50 66.93 09/15/2023 15:43:34 69.99, -59.56 66.95 3.16 68
13 09/15/2023 16:33:08 -69.88, 107.96 113.15 09/15/2023 16:33:04 -69.89, 107.93 113.15 1.18 4
14 09/15/2023 17:23:47 69.50, -84.17 66.47 09/15/2023 17:22:35 69.55, -84.89 66.54 28.31 72

Figure of NOAA-21 and LANDSAT-8 satellite orbits during SNOs since TLE Epoch: 9/3/2023
SNOs_Map_NOAA-21_LANDSAT-8_20230903.jpg

Download SNOs between NOAA-21 and LANDSAT-8 since TLE EPOCH: 09/03/2023 in txt file.

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