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: 1/16/2023
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 01/17/2023 23:14:35 -70.07, 7.65 89.29 01/17/2023 23:15:14 -70.06, 7.67 89.30 0.93 39
2 01/18/2023 00:05:19 69.94, 175.16 90.57 01/18/2023 00:04:41 69.96, 175.16 90.59 1.55 38
3 01/20/2023 14:40:55 70.49, -44.55 90.62 01/20/2023 14:42:05 70.41, -43.58 90.48 37.46 70
4 01/20/2023 15:31:30 -70.04, 123.47 89.87 01/20/2023 15:31:40 -70.02, 123.50 89.90 2.74 10
5 01/20/2023 16:22:14 69.92, -69.03 90.00 01/20/2023 16:21:07 69.91, -69.01 90.00 1.21 67
6 01/23/2023 06:57:43 70.11, 71.82 89.62 01/23/2023 06:58:35 70.10, 71.87 89.59 2.68 52
7 01/23/2023 07:48:24 -69.98,-120.66 90.54 01/23/2023 07:48:05 -69.99,-120.65 90.53 1.29 19
8 01/23/2023 08:38:53 69.06, 47.99 88.50 01/23/2023 08:37:46 69.10, 45.80 88.63 87.10 67
9 01/25/2023 23:14:36 70.06,-172.33 88.92 01/25/2023 23:14:58 70.07,-172.27 88.92 2.13 22
10 01/26/2023 00:05:17 -69.92, -4.80 91.24 01/26/2023 00:04:29 -69.90, -4.86 91.25 3.13 48
11 01/28/2023 14:40:46 -70.13, 136.03 91.68 01/28/2023 14:41:55 -70.11, 136.05 91.72 2.84 69
12 01/28/2023 15:31:30 70.02, -56.49 88.20 01/28/2023 15:31:22 69.99, -56.48 88.16 3.46 8
13 01/28/2023 16:22:07 -69.66, 111.36 92.19 01/28/2023 16:20:55 -69.72, 110.78 92.10 23.09 72

Figure of NOAA-20 and LANDSAT-9 satellite orbits during SNOs since TLE Epoch: 1/16/2023
SNOs_Map_NOAA-20_LANDSAT-9_20230116.jpg

Download SNOs between NOAA-20 and LANDSAT-9 since TLE EPOCH: 01/16/2023 in txt file.

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