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: 12/9/2023
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 12/09/2023 16:40:43 -71.30, 103.82 85.93 12/09/2023 16:41:05 -71.31, 103.80 85.92 2.23 22
2 12/09/2023 17:31:27 71.19, -88.68 93.97 12/09/2023 17:30:28 71.20, -88.71 93.99 1.89 59
3 12/12/2023 04:43:56 71.34, 102.96 94.34 12/12/2023 04:44:30 71.31, 102.91 94.31 3.25 34
4 12/12/2023 05:34:38 -71.24, -89.55 85.77 12/12/2023 05:33:54 -71.23, -89.57 85.77 0.90 44
5 12/14/2023 16:47:07 -71.38, 102.08 85.44 12/14/2023 16:47:55 -71.37, 102.11 85.46 1.81 48
6 12/14/2023 17:37:51 71.28, -90.43 94.46 12/14/2023 17:37:18 71.26, -90.40 94.44 2.77 33
7 12/17/2023 04:50:18 71.39, 101.28 94.70 12/17/2023 04:51:18 71.38, 101.25 94.68 1.27 60
8 12/17/2023 05:41:00 -71.28, -91.22 85.42 12/17/2023 05:40:42 -71.30, -91.22 85.40 1.81 18
9 12/19/2023 16:53:30 -71.50, 100.30 85.11 12/19/2023 16:54:42 -71.46, 100.48 85.17 7.97 72
10 12/19/2023 17:44:12 71.30, -92.04 94.68 12/19/2023 17:44:06 71.29, -92.12 94.68 2.97 6
11 12/19/2023 18:34:47 -70.83, 76.07 85.81 12/19/2023 18:33:36 -70.88, 74.90 85.72 43.10 71
12 12/22/2023 04:56:50 71.93, 98.71 95.38 12/22/2023 04:57:59 71.81, 100.18 95.20 52.92 69
13 12/22/2023 05:47:23 -71.36, -92.94 85.23 12/22/2023 05:47:30 -71.35, -92.91 85.24 1.48 7
14 12/22/2023 06:38:06 71.21, 74.63 94.62 12/22/2023 06:36:53 71.23, 74.57 94.65 3.30 73

Figure of NOAA-21 and TERRA satellite orbits during SNOs since TLE Epoch: 12/9/2023
SNOs_Map_NOAA-21_TERRA_20231209.jpg

Download SNOs between NOAA-21 and TERRA since TLE EPOCH: 12/09/2023 in txt file.

Historial Predications of SNOs between NOAA-21 and TERRA