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: 2/21/2023
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 02/22/2023 15:37:50 -70.44, 121.32 99.37 02/22/2023 15:38:59 -70.44, 121.29 99.39 1.45 69
2 02/22/2023 16:28:34 70.33, -71.19 80.50 02/22/2023 16:28:22 70.32, -71.22 80.50 1.34 12
3 02/22/2023 17:19:06 -69.71, 97.07 100.17 02/22/2023 17:17:56 -69.79, 95.69 100.01 53.93 70
4 02/25/2023 04:31:46 -70.46, -72.20 100.28 02/25/2023 04:32:50 -70.47, -72.15 100.29 2.16 64
5 02/25/2023 05:22:30 70.35, 95.29 79.59 02/25/2023 05:22:13 70.35, 95.33 79.59 1.72 17
6 02/25/2023 06:12:58 -69.57, -96.22 101.25 02/25/2023 06:11:49 -69.66, -97.98 101.07 68.88 69
7 02/27/2023 17:25:40 -70.44, 94.35 101.26 02/27/2023 17:26:41 -70.42, 94.29 101.29 3.14 61
8 02/27/2023 18:16:24 70.33, -98.17 78.62 02/27/2023 18:16:03 70.35, -98.16 78.63 1.69 21
9 02/27/2023 19:06:51 -69.44, 70.48 102.34 02/27/2023 19:05:43 -69.50, 68.32 102.18 84.59 68
10 03/02/2023 06:19:35 -70.42, -99.11 102.24 03/02/2023 06:20:31 -70.44, -99.16 102.23 2.97 56
11 03/02/2023 07:10:19 70.32, 68.36 77.64 03/02/2023 07:09:54 70.31, 68.31 77.63 2.48 25
12 03/04/2023 19:13:30 -70.42, 67.41 103.23 03/04/2023 19:14:21 -70.43, 67.34 103.22 3.08 51
13 03/04/2023 20:04:14 70.32,-125.12 76.66 03/04/2023 20:03:43 70.35,-125.12 76.69 3.47 31

Figure of NOAA-21 and TERRA satellite orbits during SNOs since TLE Epoch: 2/21/2023
SNOs_Map_NOAA-21_TERRA_20230221.jpg

Download SNOs between NOAA-21 and TERRA since TLE EPOCH: 02/21/2023 in txt file.

Historial Predications of SNOs between NOAA-21 and TERRA