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: 3/16/2023
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 03/18/2023 07:10:06 70.12, 68.67 71.14 03/18/2023 07:10:40 70.11, 68.70 71.13 1.33 34
2 03/18/2023 08:00:47 -69.98,-123.80 109.03 03/18/2023 08:00:10 -70.00,-123.83 109.00 2.75 37
3 03/20/2023 22:36:23 -70.66, 16.28 109.34 03/20/2023 22:37:33 -70.57, 17.60 109.49 50.00 70
4 03/20/2023 23:26:58 70.08,-175.50 70.04 03/20/2023 23:27:07 70.08,-175.47 70.03 1.42 9
5 03/21/2023 00:17:40 -69.99, -8.04 110.08 03/21/2023 00:16:37 -69.97, -7.99 110.09 3.09 63
6 03/23/2023 14:53:06 -70.16, 132.84 110.93 03/23/2023 14:54:06 -70.17, 132.90 110.94 2.51 60
7 03/23/2023 15:43:49 70.01, -59.61 68.89 03/23/2023 15:43:34 70.00, -59.69 68.89 2.88 15
8 03/23/2023 16:34:22 -69.43, 108.55 111.72 03/23/2023 16:33:12 -69.45, 107.19 111.65 52.85 70
9 03/26/2023 07:09:57 -70.10,-111.29 112.06 03/26/2023 07:10:32 -70.11,-111.29 112.06 0.83 35
10 03/26/2023 08:00:41 70.00, 56.18 67.83 03/26/2023 07:59:59 69.99, 56.19 67.82 0.64 42
11 03/28/2023 22:36:11 70.47,-163.40 67.29 03/28/2023 22:37:22 70.38,-162.64 67.17 29.82 71
12 03/28/2023 23:26:47 -70.05, 4.57 113.16 03/28/2023 23:26:56 -70.06, 4.53 113.16 1.71 9
13 03/29/2023 00:17:31 69.95, 172.03 66.72 03/29/2023 00:16:23 69.94, 172.01 66.72 1.63 68

Figure of NOAA-21 and LANDSAT-8 satellite orbits during SNOs since TLE Epoch: 3/16/2023
SNOs_Map_NOAA-21_LANDSAT-8_20230316.jpg

Download SNOs between NOAA-21 and LANDSAT-8 since TLE EPOCH: 03/16/2023 in txt file.

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