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: 6/21/2023
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 06/22/2023 07:09:14 70.04, 68.81 46.57 06/22/2023 07:10:13 70.06, 68.75 46.58 3.30 59
2 06/22/2023 07:59:56 -69.95,-123.74 133.53 06/22/2023 07:59:43 -69.95,-123.78 133.53 1.70 13
3 06/22/2023 08:50:29 69.25, 44.59 45.75 06/22/2023 08:49:20 69.29, 42.98 45.85 63.70 69
4 06/24/2023 23:26:08 70.03,-175.41 46.60 06/24/2023 23:26:42 70.03,-175.41 46.59 0.36 34
5 06/25/2023 00:16:50 -69.94, -7.95 133.50 06/25/2023 00:16:12 -69.92, -7.93 133.52 2.70 38
6 06/27/2023 14:52:27 -70.61, 132.15 132.70 06/27/2023 14:53:36 -70.52, 133.54 132.86 52.57 69
7 06/27/2023 15:43:01 69.98, -59.55 46.64 06/27/2023 15:43:11 69.97, -59.60 46.63 1.91 10
8 06/27/2023 16:33:43 -69.88, 107.91 133.47 06/27/2023 16:32:41 -69.86, 107.88 133.48 2.49 62
9 06/30/2023 07:09:10 -70.03,-111.17 133.17 06/30/2023 07:10:12 -70.06,-111.23 133.16 3.31 62
10 06/30/2023 07:59:54 69.93, 56.29 46.73 06/30/2023 07:59:39 69.95, 56.26 46.74 2.12 15
11 06/30/2023 08:50:27 -69.35,-135.55 133.88 06/30/2023 08:49:17 -69.40,-136.86 133.78 51.62 70
12 07/02/2023 23:26:02 -69.99, 4.67 133.03 07/02/2023 23:26:39 -70.01, 4.59 133.02 3.49 37
13 07/03/2023 00:16:46 69.89, 172.13 46.87 07/03/2023 00:16:06 69.89, 172.08 46.88 1.88 40

Figure of NOAA-21 and LANDSAT-8 satellite orbits during SNOs since TLE Epoch: 6/21/2023
SNOs_Map_NOAA-21_LANDSAT-8_20230621.jpg

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

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