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: 11/23/2023
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 11/24/2023 14:40:18 -72.04, 132.63 87.45 11/24/2023 14:41:25 -71.96, 134.92 87.57 79.32 67
2 11/24/2023 15:30:48 71.22, -58.57 91.71 11/24/2023 15:30:59 71.23, -58.61 91.72 2.08 11
3 11/24/2023 16:21:30 -71.12, 108.93 88.39 11/24/2023 16:20:24 -71.13, 108.88 88.38 2.00 66
4 11/27/2023 03:34:00 -71.25, -59.41 87.78 11/27/2023 03:34:30 -71.25, -59.49 87.78 3.01 30
5 11/27/2023 04:24:44 71.15, 108.07 92.13 11/27/2023 04:23:52 71.17, 108.04 92.15 2.70 52
6 11/29/2023 15:37:13 71.29, -60.29 92.71 11/29/2023 15:37:56 71.31, -60.29 92.73 2.49 43
7 11/29/2023 16:27:55 -71.18, 107.22 87.40 11/29/2023 16:27:21 -71.20, 107.19 87.37 2.47 34
8 12/02/2023 03:40:25 -71.33, -61.16 86.84 12/02/2023 03:41:26 -71.31, -61.20 86.87 3.17 61
9 12/02/2023 04:31:09 71.24, 106.32 93.07 12/02/2023 04:30:48 71.23, 106.34 93.06 1.00 21
10 12/04/2023 15:43:40 71.45, -62.17 93.65 12/04/2023 15:44:51 71.41, -61.93 93.59 9.58 71
11 12/04/2023 16:34:20 -71.23, 105.52 86.58 12/04/2023 16:34:17 -71.24, 105.46 86.57 2.54 3
12 12/04/2023 17:24:56 70.72, -86.30 92.91 12/04/2023 17:23:46 70.78, -87.58 92.99 47.42 70
13 12/07/2023 03:47:02 -72.02, -64.01 85.45 12/07/2023 03:48:10 -71.93, -61.97 85.59 71.01 68

Figure of NOAA-21 and TERRA satellite orbits during SNOs since TLE Epoch: 11/23/2023
SNOs_Map_NOAA-21_TERRA_20231123.jpg

Download SNOs between NOAA-21 and TERRA since TLE EPOCH: 11/23/2023 in txt file.

Historial Predications of SNOs between NOAA-21 and TERRA