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: 9/25/2023
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, 62.42 71.80 09/25/2023 07:28:41 71.06, 62.46 71.78 1.68 41
2 09/25/2023 08:18:41 -70.94,-130.04 108.33 09/25/2023 08:18:06 -70.97,-130.03 108.30 3.14 35
3 09/27/2023 19:31:15 -71.40, 61.07 106.90 09/27/2023 19:32:26 -71.27, 61.81 107.05 30.01 71
4 09/27/2023 20:21:54 71.02,-130.97 72.73 09/27/2023 20:21:51 71.04,-130.90 72.74 3.12 3
5 09/27/2023 21:12:32 -70.73, 36.83 107.56 09/27/2023 21:11:19 -70.78, 36.37 107.50 17.82 73
6 09/30/2023 08:25:03 -71.05,-131.81 106.28 09/30/2023 08:25:39 -71.04,-131.86 106.29 2.17 36
7 09/30/2023 09:15:47 70.93, 35.70 73.62 09/30/2023 09:15:01 70.96, 35.67 73.65 3.25 46
8 10/02/2023 20:28:14 71.11,-132.71 74.76 10/02/2023 20:29:21 71.12,-132.72 74.76 0.59 67
9 10/02/2023 21:18:56 -71.02, 34.76 105.33 10/02/2023 21:18:46 -71.04, 34.82 105.31 3.34 10
10 10/02/2023 22:09:28 70.28,-156.72 73.93 10/02/2023 22:08:20 70.29,-158.63 73.98 71.41 68
11 10/05/2023 09:22:07 71.05, 33.93 75.67 10/05/2023 09:22:29 71.06, 33.89 75.68 2.15 22
12 10/05/2023 10:12:49 -70.95,-158.60 104.42 10/05/2023 10:11:55 -70.94,-158.64 104.43 1.88 54
13 10/07/2023 21:25:17 -71.15, 32.97 103.28 10/07/2023 21:26:14 -71.12, 33.02 103.31 3.14 57
14 10/07/2023 22:16:00 70.99,-159.46 76.58 10/07/2023 22:15:36 71.02,-159.48 76.60 2.83 24

Figure of NOAA-21 and TERRA satellite orbits during SNOs since TLE Epoch: 9/25/2023
SNOs_Map_NOAA-21_TERRA_20230925.jpg

Download SNOs between NOAA-21 and TERRA since TLE EPOCH: 09/25/2023 in txt file.

Historial Predications of SNOs between NOAA-21 and TERRA