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: 12/11/2023
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 12/12/2023 04:43:56 71.33, 102.96 94.34 12/12/2023 04:44:30 71.31, 102.91 94.31 2.85 34
2 12/12/2023 05:34:38 -71.23, -89.55 85.77 12/12/2023 05:33:54 -71.23, -89.57 85.77 0.94 44
3 12/14/2023 16:47:07 -71.38, 102.09 85.44 12/14/2023 16:47:55 -71.37, 102.12 85.46 1.32 48
4 12/14/2023 17:37:51 71.28, -90.42 94.46 12/14/2023 17:37:18 71.26, -90.39 94.44 1.69 33
5 12/17/2023 04:50:18 71.38, 101.29 94.69 12/17/2023 04:51:18 71.39, 101.26 94.69 1.90 60
6 12/17/2023 05:41:00 -71.28, -91.21 85.42 12/17/2023 05:40:42 -71.31, -91.21 85.39 3.61 18
7 12/19/2023 16:53:31 -71.54, 100.22 85.07 12/19/2023 16:54:42 -71.47, 100.51 85.15 12.19 71
8 12/19/2023 17:44:13 71.33, -92.11 94.72 12/19/2023 17:44:06 71.31, -92.09 94.70 2.66 7
9 12/19/2023 18:34:47 -70.81, 76.09 85.82 12/19/2023 18:33:36 -70.90, 74.93 85.70 43.50 71
10 12/22/2023 04:56:50 71.91, 98.74 95.36 12/22/2023 04:57:59 71.84, 100.23 95.23 52.09 69
11 12/22/2023 05:47:23 -71.34, -92.91 85.25 12/22/2023 05:47:31 -71.32, -92.96 85.26 2.52 8
12 12/22/2023 06:38:06 71.19, 74.66 94.60 12/22/2023 06:36:54 71.21, 74.52 94.63 5.41 72
13 12/24/2023 17:50:35 71.36, -93.74 94.76 12/24/2023 17:50:54 71.34, -93.81 94.74 3.25 19
14 12/24/2023 18:41:17 -71.25, 73.77 85.36 12/24/2023 18:40:18 -71.26, 73.72 85.34 1.88 59

Figure of NOAA-21 and TERRA satellite orbits during SNOs since TLE Epoch: 12/11/2023
SNOs_Map_NOAA-21_TERRA_20231211.jpg

Download SNOs between NOAA-21 and TERRA since TLE EPOCH: 12/11/2023 in txt file.

Historial Predications of SNOs between NOAA-21 and TERRA