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: 12/24/2023
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 12/24/2023 17:50:35 71.39, -93.80 94.80 12/24/2023 17:50:50 71.39, -93.72 94.79 2.77 15
2 12/24/2023 18:41:16 -71.25, 73.77 85.36 12/24/2023 18:40:15 -71.24, 73.70 85.36 2.51 61
3 12/27/2023 05:53:44 -71.39, -94.58 85.28 12/27/2023 05:54:13 -71.37, -94.62 85.30 2.27 29
4 12/27/2023 06:44:28 71.28, 72.92 94.61 12/27/2023 06:43:36 71.27, 72.87 94.61 2.44 52
5 12/29/2023 17:56:56 71.43, -95.45 94.66 12/29/2023 17:57:33 71.41, -95.43 94.63 3.05 37
6 12/29/2023 18:47:37 -71.34, 72.03 85.44 12/29/2023 18:46:56 -71.32, 72.08 85.46 2.76 41
7 01/01/2024 06:00:04 -71.45, -96.26 85.49 01/01/2024 06:00:53 -71.43, -96.27 85.52 2.35 49
8 01/01/2024 06:50:48 71.35, 71.23 94.40 01/01/2024 06:50:15 71.37, 71.29 94.42 3.07 33
9 01/03/2024 18:03:15 71.47, -97.09 94.33 01/03/2024 18:04:11 71.48, -97.04 94.33 2.33 56
10 01/03/2024 18:53:57 -71.37, 70.40 85.79 01/03/2024 18:53:36 -71.35, 70.40 85.80 1.99 21
11 01/06/2024 06:06:24 -71.50, -97.93 85.90 01/06/2024 06:07:31 -71.49, -97.90 85.93 1.51 67
12 01/06/2024 06:57:08 71.40, 69.56 93.99 01/06/2024 06:56:53 71.41, 69.65 94.00 3.47 15

Figure of NOAA-21 and TERRA satellite orbits during SNOs since TLE Epoch: 12/24/2023
SNOs_Map_NOAA-21_TERRA_20231224.jpg

Download SNOs between NOAA-21 and TERRA since TLE EPOCH: 12/24/2023 in txt file.

Historial Predications of SNOs between NOAA-21 and TERRA