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: 2/12/2023
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 02/12/2023 12:02:11 -70.71, 174.85 95.53 02/12/2023 12:03:23 -70.61, 175.51 95.68 26.87 72
2 02/12/2023 12:52:50 70.33, -17.23 84.06 02/12/2023 12:52:49 70.35, -17.21 84.07 2.16 1
3 02/12/2023 13:43:30 -70.14, 150.39 96.16 02/12/2023 13:42:16 -70.18, 150.21 96.09 8.47 74
4 02/15/2023 00:56:07 -70.68, -18.58 96.42 02/15/2023 00:57:18 -70.58, -18.02 96.55 23.28 71
5 02/15/2023 01:46:46 70.30, 149.32 83.17 02/15/2023 01:46:44 70.31, 149.25 83.19 3.23 2
6 02/15/2023 02:37:25 -70.05, -42.98 97.11 02/15/2023 02:36:12 -70.10, -43.40 97.03 17.15 73
7 02/17/2023 13:50:01 -70.54, 148.14 97.44 02/17/2023 13:51:13 -70.50, 148.36 97.51 9.45 72
8 02/17/2023 14:40:43 70.32, -44.21 82.32 02/17/2023 14:40:37 70.33, -44.22 82.33 0.98 6
9 02/17/2023 15:31:19 -69.91, 123.74 98.13 02/17/2023 15:30:07 -70.02, 122.99 97.98 30.86 72
10 02/20/2023 02:43:56 -70.46, -45.22 98.43 02/20/2023 02:45:06 -70.47, -45.16 98.43 2.66 70
11 02/20/2023 03:34:40 70.35, 122.26 81.45 02/20/2023 03:34:29 70.35, 122.32 81.45 2.49 11
12 02/20/2023 04:25:13 -69.78, -69.56 99.17 02/20/2023 04:24:03 -69.83, -70.77 99.06 46.80 70
13 02/22/2023 15:37:52 -70.44, 121.32 99.37 02/22/2023 15:38:58 -70.45, 121.31 99.38 1.35 66
14 02/22/2023 16:28:36 70.33, -71.20 80.51 02/22/2023 16:28:21 70.32, -71.21 80.50 1.31 15
15 02/22/2023 17:19:06 -69.60, 97.22 100.29 02/22/2023 17:17:57 -69.69, 95.56 100.11 65.14 69
16 02/25/2023 04:31:47 -70.42, -72.13 100.33 02/25/2023 04:32:48 -70.42, -72.21 100.34 2.93 61
17 02/25/2023 05:22:31 70.31, 95.34 79.55 02/25/2023 05:22:10 70.34, 95.34 79.58 3.26 21

Figure of NOAA-21 and TERRA satellite orbits during SNOs since TLE Epoch: 2/12/2023
SNOs_Map_NOAA-21_TERRA_20230212.jpg

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

Historial Predications of SNOs between NOAA-21 and TERRA