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: 9/23/2023
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 09/25/2023 07:28:00 71.07, 62.43 71.80 09/25/2023 07:28:41 71.07, 62.47 71.79 1.62 41
2 09/25/2023 08:18:41 -70.94,-130.03 108.34 09/25/2023 08:18:07 -70.92,-130.10 108.35 3.09 34
3 09/27/2023 19:31:15 -71.39, 61.08 106.90 09/27/2023 19:32:26 -71.30, 61.84 107.02 29.28 71
4 09/27/2023 20:21:54 71.02,-130.97 72.73 09/27/2023 20:21:52 71.00,-130.95 72.71 1.80 2
5 09/27/2023 21:12:32 -70.72, 36.84 107.57 09/27/2023 21:11:19 -70.81, 36.41 107.47 18.57 73
6 09/30/2023 08:25:04 -71.09,-131.87 106.24 09/30/2023 08:25:39 -71.09,-131.79 106.24 2.93 35
7 09/30/2023 09:15:48 70.98, 35.62 73.67 09/30/2023 09:15:02 70.95, 35.66 73.64 2.87 46
8 10/02/2023 20:28:15 71.15,-132.77 74.79 10/02/2023 20:29:22 71.14,-132.69 74.78 3.22 67
9 10/02/2023 21:18:56 -71.00, 34.79 105.35 10/02/2023 21:18:48 -71.01, 34.77 105.34 1.56 8
10 10/02/2023 22:09:29 70.32,-156.78 73.97 10/02/2023 22:08:20 70.37,-158.52 74.06 65.31 69
11 10/05/2023 09:22:08 71.07, 33.88 75.69 10/05/2023 09:22:31 71.07, 33.90 75.69 0.89 23
12 10/05/2023 10:12:50 -70.98,-158.64 104.40 10/05/2023 10:11:57 -70.95,-158.63 104.42 2.73 53

Figure of NOAA-21 and TERRA satellite orbits during SNOs since TLE Epoch: 9/23/2023
SNOs_Map_NOAA-21_TERRA_20230923.jpg

Download SNOs between NOAA-21 and TERRA since TLE EPOCH: 09/23/2023 in txt file.

Historial Predications of SNOs between NOAA-21 and TERRA