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: 12/21/2023
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 12/22/2023 04:56:49 71.87, 98.81 95.32 12/22/2023 04:57:59 71.75, 100.09 95.15 46.11 70
2 12/22/2023 05:47:23 -71.36, -92.95 85.22 12/22/2023 05:47:29 -71.33, -92.94 85.25 3.28 6
3 12/22/2023 06:38:05 71.15, 74.73 94.56 12/22/2023 06:36:53 71.18, 74.48 94.60 9.60 72
4 12/24/2023 17:50:35 71.38, -93.79 94.79 12/24/2023 17:50:51 71.35, -93.78 94.75 3.68 16
5 12/24/2023 18:41:16 -71.24, 73.79 85.37 12/24/2023 18:40:15 -71.26, 73.73 85.34 3.30 61
6 12/27/2023 05:53:44 -71.38, -94.56 85.29 12/27/2023 05:54:13 -71.41, -94.57 85.26 3.47 29
7 12/27/2023 06:44:28 71.27, 72.94 94.60 12/27/2023 06:43:36 71.30, 72.92 94.64 2.94 52
8 12/29/2023 17:56:55 71.42, -95.43 94.65 12/29/2023 17:57:33 71.41, -95.44 94.63 1.64 38
9 12/29/2023 18:47:37 -71.32, 72.06 85.46 12/29/2023 18:46:57 -71.32, 72.09 85.46 1.01 40
10 01/01/2024 06:00:04 -71.43, -96.23 85.51 01/01/2024 06:00:54 -71.46, -96.22 85.49 3.40 50
11 01/01/2024 06:50:48 71.33, 71.26 94.38 01/01/2024 06:50:17 71.34, 71.24 94.40 1.41 31
12 01/03/2024 18:03:15 71.44, -97.05 94.30 01/03/2024 18:04:14 71.44, -97.12 94.29 2.74 59
13 01/03/2024 18:53:57 -71.34, 70.45 85.81 01/03/2024 18:53:38 -71.36, 70.41 85.79 2.52 19

Figure of NOAA-21 and TERRA satellite orbits during SNOs since TLE Epoch: 12/21/2023
SNOs_Map_NOAA-21_TERRA_20231221.jpg

Download SNOs between NOAA-21 and TERRA since TLE EPOCH: 12/21/2023 in txt file.

Historial Predications of SNOs between NOAA-21 and TERRA