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: 11/22/2023
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 11/22/2023 04:18:10 70.66, 110.49 90.62 11/22/2023 04:17:00 70.71, 109.16 90.69 49.36 70
2 11/24/2023 14:40:18 -72.07, 132.58 87.42 11/24/2023 14:41:25 -71.94, 134.88 87.59 80.42 67
3 11/24/2023 15:30:48 71.25, -58.61 91.74 11/24/2023 15:30:58 71.26, -58.56 91.75 2.29 10
4 11/24/2023 16:21:30 -71.14, 108.88 88.36 11/24/2023 16:20:23 -71.16, 108.93 88.35 2.27 67
5 11/27/2023 03:34:00 -71.27, -59.44 87.76 11/27/2023 03:34:29 -71.29, -59.42 87.74 3.10 29
6 11/27/2023 04:24:44 71.17, 108.04 92.15 11/27/2023 04:23:52 71.16, 108.03 92.14 1.01 52
7 11/29/2023 15:37:14 71.30, -60.31 92.73 11/29/2023 15:37:57 71.32, -60.28 92.74 2.70 43
8 11/29/2023 16:27:56 -71.19, 107.20 87.39 11/29/2023 16:27:22 -71.21, 107.21 87.36 2.63 34
9 12/02/2023 03:40:26 -71.33, -61.15 86.85 12/02/2023 03:41:27 -71.35, -61.14 86.83 2.13 61
10 12/02/2023 04:31:10 71.23, 106.32 93.07 12/02/2023 04:30:50 71.21, 106.31 93.05 2.09 20
11 12/04/2023 15:43:42 71.48, -62.23 93.68 12/04/2023 15:44:53 71.43, -61.90 93.61 13.10 71
12 12/04/2023 16:34:22 -71.27, 105.46 86.54 12/04/2023 16:34:19 -71.26, 105.48 86.55 0.85 3

Figure of NOAA-21 and TERRA satellite orbits during SNOs since TLE Epoch: 11/22/2023
SNOs_Map_NOAA-21_TERRA_20231122.jpg

Download SNOs between NOAA-21 and TERRA since TLE EPOCH: 11/22/2023 in txt file.

Historial Predications of SNOs between NOAA-21 and TERRA