Simultaneous Nadir Overpasses (SNOs) Predictions

Prediction of SNOs between NOAA-21 and TERRA Satellite Orbit:

Table of predicted SNOs for the next 14.0 days since TLE Epoch: 8/25/2023
Index Date (NOAA-21) Time (NOAA-21) Lat,Lon (NOAA-21) SZA (NOAA-21 ) Date (TERRA) Time (TERRA) Lat,Lon (TERRA) SZA (TERRA ) Distance(km) Time Diff (sec)
1 08/26/2023 01:45:16 70.95, 148.34 60.41 08/26/2023 01:46:12 70.95, 148.28 60.41 2.56 56
2 08/26/2023 02:35:58 -70.86, -44.20 119.67 08/26/2023 02:35:36 -70.89, -44.17 119.65 2.58 22
3 08/28/2023 14:39:12 70.90, -45.07 61.24 08/28/2023 14:39:29 70.93, -45.11 61.26 2.82 17
4 08/28/2023 15:29:54 -70.82, 122.39 118.84 08/28/2023 15:28:54 -70.81, 122.36 118.84 1.64 60
5 08/31/2023 02:42:24 -70.98, -46.00 117.79 08/31/2023 02:43:23 -70.96, -46.06 117.82 3.30 59
6 08/31/2023 03:33:08 70.87, 121.50 62.10 08/31/2023 03:32:46 70.87, 121.46 62.11 1.54 22
7 09/02/2023 14:45:54 71.93, -48.48 64.11 09/02/2023 14:46:59 71.82, -45.68 63.90 97.38 65
8 09/02/2023 15:36:19 -70.95, 120.56 116.91 09/02/2023 15:36:38 -70.94, 120.57 116.93 1.10 19
9 09/02/2023 16:27:03 70.84, -71.94 62.98 09/02/2023 16:26:01 70.85, -71.92 63.00 1.43 62
10 09/05/2023 03:39:33 71.02, 119.64 64.08 09/05/2023 03:40:29 71.01, 119.67 64.05 1.90 56
11 09/05/2023 04:30:14 -70.88, -72.80 116.07 09/05/2023 04:29:54 -70.90, -72.84 116.05 2.96 20
12 09/07/2023 15:43:01 -71.94, 117.21 114.03 09/07/2023 15:44:07 -71.85, 120.02 114.22 97.81 66
13 09/07/2023 16:33:28 70.95, -73.73 64.94 09/07/2023 16:33:45 70.93, -73.78 64.92 3.19 17
14 09/07/2023 17:24:10 -70.86, 93.75 115.15 09/07/2023 17:23:09 -70.88, 93.79 115.12 3.04 61

Figure of NOAA-21 and TERRA satellite orbits during SNOs since TLE Epoch: 8/25/2023
SNOs_Map_NOAA-21_TERRA_20230825.jpg

Download SNOs between NOAA-21 and TERRA since TLE EPOCH: 08/25/2023 in txt file.

Historial Predications of SNOs between NOAA-21 and TERRA