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: 12/1/2023
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 12/02/2023 03:40:25 -71.32, -61.13 86.86 12/02/2023 03:41:25 -71.32, -61.18 86.86 1.85 60
2 12/02/2023 04:31:09 71.21, 106.36 93.04 12/02/2023 04:30:48 71.20, 106.29 93.03 3.01 21
3 12/04/2023 15:43:38 71.39, -62.06 93.58 12/04/2023 15:44:49 71.39, -61.96 93.57 3.38 71
4 12/04/2023 16:34:20 -71.29, 105.44 86.53 12/04/2023 16:34:14 -71.26, 105.49 86.55 3.24 6
5 12/04/2023 17:24:54 70.66, -86.20 92.84 12/04/2023 17:23:45 70.70, -87.70 92.91 55.35 69
6 12/07/2023 03:46:59 -71.94, -63.85 85.54 12/07/2023 03:48:08 -71.84, -62.11 85.68 60.96 69
7 12/07/2023 04:37:32 71.27, 104.66 93.78 12/07/2023 04:37:39 71.29, 104.65 93.79 1.89 7
8 12/07/2023 05:28:14 -71.17, -87.84 86.33 12/07/2023 05:27:04 -71.16, -87.90 86.33 2.11 70
9 12/09/2023 16:40:43 -71.32, 103.79 85.91 12/09/2023 16:41:05 -71.32, 103.80 85.91 0.33 22
10 12/09/2023 17:31:27 71.22, -88.73 94.00 12/09/2023 17:30:28 71.19, -88.73 93.98 2.73 59
11 12/12/2023 04:43:55 71.33, 102.97 94.34 12/12/2023 04:44:28 71.36, 103.00 94.36 3.20 33
12 12/12/2023 05:34:37 -71.23, -89.53 85.78 12/12/2023 05:33:53 -71.23, -89.55 85.77 1.08 44
13 12/14/2023 16:47:05 -71.35, 102.14 85.47 12/14/2023 16:47:53 -71.36, 102.10 85.48 1.48 48
14 12/14/2023 17:37:49 71.26, -90.38 94.44 12/14/2023 17:37:16 71.23, -90.43 94.41 3.25 33

Figure of NOAA-21 and TERRA satellite orbits during SNOs since TLE Epoch: 12/1/2023
SNOs_Map_NOAA-21_TERRA_20231201.jpg

Download SNOs between NOAA-21 and TERRA since TLE EPOCH: 12/01/2023 in txt file.

Historial Predications of SNOs between NOAA-21 and TERRA