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: 2/23/2023
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 02/25/2023 04:31:46 -70.46, -72.20 100.28 02/25/2023 04:32:50 -70.47, -72.16 100.30 1.49 64
2 02/25/2023 05:22:30 70.35, 95.28 79.59 02/25/2023 05:22:13 70.35, 95.32 79.58 1.66 17
3 02/25/2023 06:12:58 -69.57, -96.23 101.25 02/25/2023 06:11:49 -69.65, -97.99 101.08 68.90 69
4 02/27/2023 17:25:40 -70.44, 94.35 101.26 02/27/2023 17:26:40 -70.47, 94.36 101.24 3.25 60
5 02/27/2023 18:16:24 70.33, -98.17 78.62 02/27/2023 18:16:03 70.34, -98.16 78.63 1.33 21
6 02/27/2023 19:06:51 -69.45, 70.47 102.34 02/27/2023 19:05:43 -69.49, 68.31 102.18 84.59 68
7 03/02/2023 06:19:35 -70.43, -99.12 102.24 03/02/2023 06:20:31 -70.44, -99.16 102.23 2.59 56
8 03/02/2023 07:10:19 70.32, 68.36 77.64 03/02/2023 07:09:54 70.31, 68.31 77.64 2.22 25
9 03/04/2023 19:13:30 -70.42, 67.41 103.22 03/04/2023 19:14:21 -70.44, 67.35 103.21 3.07 51
10 03/04/2023 20:04:14 70.32,-125.12 76.66 03/04/2023 20:03:44 70.30,-125.18 76.65 2.75 30
11 03/07/2023 08:07:26 -70.48,-126.17 104.15 03/07/2023 08:08:10 -70.47,-126.09 104.18 3.08 44
12 03/07/2023 08:58:09 70.32, 41.38 75.68 03/07/2023 08:57:33 70.32, 41.37 75.68 0.71 36

Figure of NOAA-21 and TERRA satellite orbits during SNOs since TLE Epoch: 2/23/2023
SNOs_Map_NOAA-21_TERRA_20230223.jpg

Download SNOs between NOAA-21 and TERRA since TLE EPOCH: 02/23/2023 in txt file.

Historial Predications of SNOs between NOAA-21 and TERRA