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: 3/25/2023
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 03/27/2023 14:27:47 70.51, -41.35 67.86 03/27/2023 14:28:28 70.50, -41.34 67.84 1.17 41
2 03/27/2023 15:18:29 -70.41, 126.11 112.26 03/27/2023 15:17:54 -70.40, 126.17 112.27 2.99 35
3 03/30/2023 03:21:38 70.50, 125.19 66.86 03/30/2023 03:22:06 70.51, 125.25 66.86 2.65 28
4 03/30/2023 04:12:19 -70.35, -67.27 113.31 03/30/2023 04:11:33 -70.36, -67.33 113.31 2.31 46
5 04/01/2023 15:25:02 -71.45, 122.82 113.12 04/01/2023 15:26:08 -71.36, 125.45 113.30 93.88 66
6 04/01/2023 16:15:29 70.46, -68.22 65.82 04/01/2023 16:15:45 70.47, -68.24 65.83 1.94 16
7 04/01/2023 17:06:11 -70.36, 99.25 114.30 04/01/2023 17:05:11 -70.37, 99.26 114.28 0.92 60
8 04/04/2023 04:18:44 -70.95, -69.79 114.63 04/04/2023 04:19:55 -70.83, -68.80 114.79 38.40 71
9 04/04/2023 05:09:21 70.48, 98.28 64.87 04/04/2023 05:09:22 70.49, 98.35 64.87 2.84 1
10 04/04/2023 06:00:02 -70.33, -94.17 115.31 04/04/2023 05:58:49 -70.33, -94.23 115.30 2.30 73
11 04/06/2023 17:12:28 -70.57, 97.36 116.00 04/06/2023 17:13:36 -70.57, 97.39 116.01 1.09 68
12 04/06/2023 18:03:12 70.47, -95.17 63.89 04/06/2023 18:02:59 70.45, -95.13 63.86 2.65 13

Figure of NOAA-21 and TERRA satellite orbits during SNOs since TLE Epoch: 3/25/2023
SNOs_Map_NOAA-21_TERRA_20230325.jpg

Download SNOs between NOAA-21 and TERRA since TLE EPOCH: 03/25/2023 in txt file.

Historial Predications of SNOs between NOAA-21 and TERRA