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: 12/2/2023
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 -71.33, -61.16 86.84 12/02/2023 03:41:24 -71.35, -61.13 86.83 2.07 59
2 12/02/2023 04:31:09 71.23, 106.33 93.06 12/02/2023 04:30:47 71.23, 106.34 93.06 0.22 22
3 12/04/2023 15:43:38 71.35, -61.99 93.54 12/04/2023 15:44:50 71.34, -62.03 93.53 1.51 72
4 12/04/2023 16:34:20 -71.25, 105.50 86.56 12/04/2023 16:34:14 -71.27, 105.51 86.54 2.67 6
5 12/04/2023 17:24:55 70.68, -86.23 92.86 12/04/2023 17:23:45 70.71, -87.68 92.92 53.69 70
6 12/07/2023 03:46:59 -71.90, -63.78 85.58 12/07/2023 03:48:08 -71.82, -62.14 85.69 57.51 69
7 12/07/2023 04:37:32 71.28, 104.64 93.79 12/07/2023 04:37:38 71.27, 104.62 93.77 1.88 6
8 12/07/2023 05:28:14 -71.18, -87.87 86.31 12/07/2023 05:27:02 -71.20, -87.84 86.30 1.97 72
9 12/09/2023 16:40:43 -71.33, 103.77 85.90 12/09/2023 16:41:03 -71.31, 103.80 85.92 2.40 20
10 12/09/2023 17:31:26 71.18, -88.66 93.96 12/09/2023 17:30:26 71.19, -88.72 93.97 2.53 60
11 12/12/2023 04:43:55 71.35, 102.94 94.35 12/12/2023 04:44:25 71.36, 103.01 94.36 3.19 30
12 12/12/2023 05:34:37 -71.24, -89.55 85.76 12/12/2023 05:33:50 -71.24, -89.54 85.77 0.74 47
13 12/14/2023 16:47:05 -71.37, 102.12 85.46 12/14/2023 16:47:49 -71.35, 102.12 85.48 1.23 44
14 12/14/2023 17:37:49 71.27, -90.40 94.45 12/14/2023 17:37:11 71.29, -90.33 94.47 3.31 38

Figure of NOAA-21 and TERRA satellite orbits during SNOs since TLE Epoch: 12/2/2023
SNOs_Map_NOAA-21_TERRA_20231202.jpg

Download SNOs between NOAA-21 and TERRA since TLE EPOCH: 12/02/2023 in txt file.

Historial Predications of SNOs between NOAA-21 and TERRA