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: 4/20/2024
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 04/20/2024 07:29:32 71.99, 60.53 60.32 04/20/2024 07:30:30 71.99, 60.62 60.29 3.30 58
2 04/20/2024 08:20:13 -71.84,-131.87 119.86 04/20/2024 08:19:54 -71.87,-131.92 119.84 3.24 19
3 04/22/2024 19:32:41 -71.99, 59.76 120.54 04/22/2024 19:33:27 -71.97, 59.83 120.57 2.94 46
4 04/22/2024 20:23:24 71.84,-132.65 59.29 04/22/2024 20:22:50 71.85,-132.71 59.31 2.51 34
5 04/25/2024 07:35:51 71.96, 59.03 58.60 04/25/2024 07:36:21 71.98, 59.08 58.62 3.32 30
6 04/25/2024 08:26:33 -71.85,-133.46 121.52 04/25/2024 08:25:45 -71.87,-133.45 121.50 2.15 48
7 04/27/2024 18:48:32 72.86,-110.86 58.78 04/27/2024 18:49:37 72.78,-107.90 58.58 97.69 65
8 04/27/2024 19:38:58 -71.94, 58.29 122.22 04/27/2024 19:39:15 -71.93, 58.23 122.24 2.56 17
9 04/27/2024 20:29:42 71.84,-134.23 57.67 04/27/2024 20:28:37 71.85,-134.25 57.68 0.77 65
10 04/30/2024 06:51:29 -72.30,-110.49 122.61 04/30/2024 06:52:41 -72.17,-109.77 122.78 28.26 72
11 04/30/2024 07:42:08 71.95, 57.48 57.02 04/30/2024 07:42:06 71.92, 57.46 56.98 3.47 2
12 04/30/2024 08:32:45 -71.59,-134.53 123.39 04/30/2024 08:31:33 -71.66,-135.32 123.27 28.72 72
13 05/02/2024 18:54:33 72.02,-110.75 56.35 05/02/2024 18:55:33 72.02,-110.77 56.34 0.80 60
14 05/02/2024 19:45:15 -71.91, 56.77 123.78 05/02/2024 19:44:57 -71.93, 56.73 123.76 2.05 18

Figure of NOAA-21 and TERRA satellite orbits during SNOs since TLE Epoch: 4/20/2024
SNOs_Map_NOAA-21_TERRA_20240420.jpg

Download SNOs between NOAA-21 and TERRA since TLE EPOCH: 04/20/2024 in txt file.

Historial Predications of SNOs between NOAA-21 and TERRA