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: 9/19/2023
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 09/20/2023 06:30:52 -71.03,-103.22 110.20 09/20/2023 06:31:43 -71.03,-103.29 110.21 2.37 51
2 09/20/2023 07:21:36 70.91, 64.29 69.69 09/20/2023 07:21:06 70.92, 64.21 69.71 3.36 30
3 09/22/2023 18:34:14 71.56,-104.94 71.32 09/22/2023 18:35:23 71.47,-103.57 71.20 49.57 69
4 09/22/2023 19:24:47 -71.01, 63.33 109.24 09/22/2023 19:24:55 -71.00, 63.33 109.26 1.34 8
5 09/22/2023 20:15:31 70.89,-129.16 70.65 09/22/2023 20:14:18 70.88,-129.18 70.65 1.44 73
6 09/25/2023 07:28:00 71.08, 62.41 71.81 09/25/2023 07:28:41 71.07, 62.47 71.79 2.66 41
7 09/25/2023 08:18:41 -70.94,-130.04 108.33 09/25/2023 08:18:07 -70.92,-130.10 108.34 2.85 34
8 09/27/2023 19:31:15 -71.40, 61.07 106.90 09/27/2023 19:32:26 -71.30, 61.86 107.02 29.90 71
9 09/27/2023 20:21:54 71.03,-130.98 72.74 09/27/2023 20:21:52 71.01,-130.94 72.71 2.76 2
10 09/27/2023 21:12:32 -70.73, 36.83 107.56 09/27/2023 21:11:19 -70.82, 36.42 107.46 18.09 73
11 09/30/2023 08:25:03 -71.04,-131.79 106.29 09/30/2023 08:25:40 -71.05,-131.85 106.28 2.59 37
12 09/30/2023 09:15:48 70.99, 35.61 73.67 09/30/2023 09:15:02 70.97, 35.68 73.65 3.27 46
13 10/02/2023 20:28:15 71.10,-132.69 74.75 10/02/2023 20:29:24 71.11,-132.74 74.74 1.62 69
14 10/02/2023 21:18:57 -71.00, 34.79 105.35 10/02/2023 21:18:50 -70.98, 34.73 105.36 3.08 7

Figure of NOAA-21 and TERRA satellite orbits during SNOs since TLE Epoch: 9/19/2023
SNOs_Map_NOAA-21_TERRA_20230919.jpg

Download SNOs between NOAA-21 and TERRA since TLE EPOCH: 09/19/2023 in txt file.

Historial Predications of SNOs between NOAA-21 and TERRA