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: 6/10/2023
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 06/11/2023 09:48:05 -70.74,-151.94 132.36 06/11/2023 09:49:00 -70.71,-151.95 132.40 3.22 55
2 06/11/2023 10:38:49 70.63, 15.56 47.52 06/11/2023 10:38:22 70.64, 15.60 47.53 2.22 27
3 06/13/2023 22:41:59 -70.69, 14.67 132.57 06/13/2023 22:42:22 -70.70, 14.66 132.56 1.64 23
4 06/13/2023 23:32:43 70.58,-177.84 47.31 06/13/2023 23:31:45 70.57,-177.87 47.31 1.58 58
5 06/16/2023 10:45:12 70.79, 13.70 47.43 06/16/2023 10:46:18 70.78, 13.76 47.41 2.40 66
6 06/16/2023 11:35:53 -70.64,-178.74 132.73 06/16/2023 11:35:44 -70.67,-178.75 132.70 2.95 9
7 06/16/2023 12:26:24 69.90, -10.27 46.50 06/16/2023 12:25:16 69.97, -12.09 46.65 69.77 68
8 06/18/2023 23:39:04 70.70,-179.63 47.28 06/18/2023 23:39:39 70.71,-179.71 47.28 2.99 35
9 06/19/2023 00:29:46 -70.60, -12.15 132.83 06/19/2023 00:29:05 -70.61, -12.21 132.82 2.16 41
10 06/21/2023 11:42:22 -71.18, 178.77 132.23 06/21/2023 11:43:33 -71.04, 179.78 132.42 39.60 71
11 06/21/2023 12:32:58 70.67, -13.06 47.23 06/21/2023 12:33:00 70.67, -13.12 47.23 2.39 2
12 06/21/2023 13:23:39 -70.51, 154.51 132.94 06/21/2023 13:22:27 -70.52, 154.30 132.92 7.63 72
13 06/24/2023 00:36:09 -70.79, -14.05 132.62 06/24/2023 00:36:58 -70.77, -14.00 132.66 3.24 49
14 06/24/2023 01:26:52 70.64, 153.50 47.23 06/24/2023 01:26:20 70.66, 153.50 47.25 1.88 32

Figure of NOAA-21 and TERRA satellite orbits during SNOs since TLE Epoch: 6/10/2023
SNOs_Map_NOAA-21_TERRA_20230610.jpg

Download SNOs between NOAA-21 and TERRA since TLE EPOCH: 06/10/2023 in txt file.

Historial Predications of SNOs between NOAA-21 and TERRA