Simultaneous Nadir Overpasses (SNOs) Predictions

Prediction of SNOs between NOAA-20 and LANDSAT-9 Satellite Orbit:

Table of predicted SNOs for the next 14.0 days since TLE Epoch: 3/24/2023
Index Date (NOAA-20) Time (NOAA-20) Lat,Lon (NOAA-20) SZA (NOAA-20 ) Date (LANDSAT-9) Time (LANDSAT-9) Lat,Lon (LANDSAT-9) SZA (LANDSAT-9 ) Distance(km) Time Diff (sec)
1 03/25/2023 14:41:17 70.13, -44.03 68.24 03/25/2023 14:41:55 70.12, -44.05 68.23 0.91 38
2 03/25/2023 15:31:59 -70.03, 123.44 111.88 03/25/2023 15:31:25 -70.01, 123.42 111.90 2.25 34
3 03/28/2023 06:07:37 -70.53, -96.20 112.39 03/28/2023 06:08:48 -70.39, -95.41 112.56 33.12 71
4 03/28/2023 06:58:15 70.10, 71.77 67.16 03/28/2023 06:58:18 70.11, 71.83 67.17 2.68 3
5 03/28/2023 07:48:57 -70.00,-120.76 112.96 03/28/2023 07:47:48 -70.00,-120.69 112.96 2.54 69
6 03/30/2023 22:24:28 -70.15, 20.16 113.83 03/30/2023 22:25:13 -70.16, 20.17 113.82 2.03 45
7 03/30/2023 23:15:12 70.04,-172.37 66.05 03/30/2023 23:14:40 70.05,-172.35 66.06 1.10 32
8 04/02/2023 13:50:49 70.51, -31.97 65.53 04/02/2023 13:52:00 70.38, -31.24 65.36 31.15 71
9 04/02/2023 14:41:25 -70.09, 136.01 114.93 04/02/2023 14:41:33 -70.10, 136.00 114.92 1.30 8
10 04/02/2023 15:32:09 69.99, -56.53 64.95 04/02/2023 15:31:00 69.98, -56.53 64.95 0.69 69
11 04/05/2023 06:07:39 70.16, 84.36 64.12 04/05/2023 06:08:20 70.15, 84.36 64.11 0.74 41
12 04/05/2023 06:58:21 -70.05,-108.16 116.01 04/05/2023 06:57:50 -70.04,-108.17 116.01 1.03 31

Figure of NOAA-20 and LANDSAT-9 satellite orbits during SNOs since TLE Epoch: 3/24/2023
SNOs_Map_NOAA-20_LANDSAT-9_20230324.jpg

Download SNOs between NOAA-20 and LANDSAT-9 since TLE EPOCH: 03/24/2023 in txt file.

Historial Predications of SNOs between NOAA-20 and LANDSAT-9