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: 3/24/2023
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 03/25/2023 01:33:55 70.52, 152.10 68.88 03/25/2023 01:34:46 70.54, 152.17 68.88 3.52 51
2 03/25/2023 02:24:36 -70.38, -40.36 111.29 03/25/2023 02:24:13 -70.39, -40.40 111.28 1.82 23
3 03/27/2023 14:27:46 70.50, -41.34 67.85 03/27/2023 14:28:24 70.49, -41.34 67.83 1.31 38
4 03/27/2023 15:18:28 -70.41, 126.13 112.26 03/27/2023 15:17:50 -70.39, 126.17 112.28 2.75 38
5 03/30/2023 03:21:38 70.49, 125.20 66.85 03/30/2023 03:22:00 70.49, 125.24 66.84 1.43 22
6 03/30/2023 04:12:20 -70.40, -67.33 113.27 03/30/2023 04:11:26 -70.38, -67.26 113.28 2.94 54
7 04/01/2023 15:24:55 -71.07, 123.47 113.52 04/01/2023 15:26:05 -70.94, 124.84 113.71 51.43 70
8 04/01/2023 16:15:29 70.44, -68.19 65.81 04/01/2023 16:15:35 70.43, -68.26 65.79 2.89 6
9 04/01/2023 17:06:11 -70.35, 99.28 114.31 04/01/2023 17:05:01 -70.32, 99.24 114.32 2.75 70
10 04/04/2023 04:18:37 -70.56, -69.16 115.04 04/04/2023 04:19:44 -70.56, -69.14 115.06 0.87 67
11 04/04/2023 05:09:20 70.41, 98.39 64.79 04/04/2023 05:09:07 70.42, 98.33 64.81 2.92 13
12 04/04/2023 05:59:52 -69.78, -93.34 115.88 04/04/2023 05:58:42 -69.82, -94.87 115.78 59.07 70
13 04/06/2023 17:12:28 -70.54, 97.41 116.03 04/06/2023 17:13:14 -70.55, 97.45 116.03 1.94 46
14 04/06/2023 18:03:12 70.44, -95.13 63.86 04/06/2023 18:02:37 70.42, -95.08 63.84 3.17 35

Figure of NOAA-21 and TERRA satellite orbits during SNOs since TLE Epoch: 3/24/2023
SNOs_Map_NOAA-21_TERRA_20230324.jpg

Download SNOs between NOAA-21 and TERRA since TLE EPOCH: 03/24/2023 in txt file.

Historial Predications of SNOs between NOAA-21 and TERRA