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: 12/14/2023
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 12/14/2023 16:47:06 -71.37, 102.10 85.45 12/14/2023 16:47:54 -71.38, 102.12 85.46 0.77 48
2 12/14/2023 17:37:50 71.27, -90.41 94.45 12/14/2023 17:37:17 71.27, -90.39 94.45 0.85 33
3 12/17/2023 04:50:18 71.37, 101.31 94.68 12/17/2023 04:51:18 71.39, 101.27 94.70 3.02 60
4 12/17/2023 05:41:01 -71.32, -91.30 85.37 12/17/2023 05:40:42 -71.31, -91.22 85.39 3.39 19
5 12/19/2023 16:53:30 -71.48, 100.32 85.13 12/19/2023 16:54:42 -71.47, 100.50 85.16 6.44 72
6 12/19/2023 17:44:13 71.33, -92.10 94.71 12/19/2023 17:44:06 71.30, -92.10 94.69 2.45 7
7 12/19/2023 18:34:47 -70.81, 76.10 85.83 12/19/2023 18:33:36 -70.89, 74.92 85.71 44.02 71
8 12/22/2023 04:56:50 71.90, 98.75 95.36 12/22/2023 04:57:59 71.83, 100.21 95.22 51.33 69
9 12/22/2023 05:47:23 -71.34, -92.91 85.25 12/22/2023 05:47:30 -71.36, -92.90 85.23 2.60 7
10 12/22/2023 06:38:06 71.18, 74.67 94.60 12/22/2023 06:36:54 71.20, 74.50 94.62 6.00 72
11 12/24/2023 17:50:35 71.36, -93.73 94.76 12/24/2023 17:50:53 71.37, -93.76 94.77 2.01 18
12 12/24/2023 18:41:17 -71.25, 73.76 85.35 12/24/2023 18:40:18 -71.24, 73.69 85.36 3.21 59
13 12/27/2023 05:53:45 -71.38, -94.56 85.29 12/27/2023 05:54:17 -71.40, -94.60 85.27 2.82 32
14 12/27/2023 06:44:29 71.28, 72.92 94.61 12/27/2023 06:43:40 71.28, 72.88 94.62 1.62 49

Figure of NOAA-21 and TERRA satellite orbits during SNOs since TLE Epoch: 12/14/2023
SNOs_Map_NOAA-21_TERRA_20231214.jpg

Download SNOs between NOAA-21 and TERRA since TLE EPOCH: 12/14/2023 in txt file.

Historial Predications of SNOs between NOAA-21 and TERRA