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: 4/26/2023
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 04/26/2023 23:32:28 70.55,-177.65 56.82 04/26/2023 23:32:46 70.57,-177.62 56.84 3.26 18
2 04/27/2023 00:23:09 -70.41, -10.12 123.34 04/27/2023 00:22:12 -70.42, -10.20 123.33 2.91 57
3 04/29/2023 11:35:39 -70.93,-179.05 123.58 04/29/2023 11:36:51 -70.82,-178.33 123.72 29.47 72
4 04/29/2023 12:26:17 70.51, -11.05 55.97 04/29/2023 12:26:18 70.51, -11.12 55.98 2.40 1
5 04/29/2023 13:16:57 -70.32, 156.57 124.24 04/29/2023 13:15:44 -70.36, 156.31 124.19 10.50 73
6 05/02/2023 00:29:23 -70.64, -12.03 124.66 05/02/2023 00:30:25 -70.61, -12.03 124.70 3.14 62
7 05/02/2023 01:20:07 70.53, 155.45 55.22 05/02/2023 01:19:48 70.52, 155.50 55.21 2.05 19
8 05/02/2023 02:10:34 -69.65, -35.89 125.70 05/02/2023 02:09:26 -69.71, -37.99 125.58 81.37 68
9 05/04/2023 13:23:12 -70.62, 154.54 125.43 05/04/2023 13:23:55 -70.59, 154.53 125.47 3.43 43
10 05/04/2023 14:13:56 70.51, -37.98 54.45 05/04/2023 14:13:18 70.50, -37.94 54.44 2.36 38
11 05/07/2023 02:17:01 -70.61, -38.90 126.16 05/07/2023 02:17:24 -70.58, -38.87 126.20 3.08 23
12 05/07/2023 03:07:45 70.50, 128.57 53.72 05/07/2023 03:06:47 70.49, 128.65 53.71 3.50 58
13 05/09/2023 14:20:12 70.96, -40.26 53.53 05/09/2023 14:21:23 70.85, -39.52 53.39 30.01 71
14 05/09/2023 15:10:48 -70.55, 127.73 126.91 05/09/2023 15:10:52 -70.54, 127.67 126.93 2.80 4
15 05/09/2023 16:01:29 70.30, -64.56 52.82 05/09/2023 16:00:17 70.33, -64.97 52.87 15.88 72

Figure of NOAA-21 and TERRA satellite orbits during SNOs since TLE Epoch: 4/26/2023
SNOs_Map_NOAA-21_TERRA_20230426.jpg

Download SNOs between NOAA-21 and TERRA since TLE EPOCH: 04/26/2023 in txt file.

Historial Predications of SNOs between NOAA-21 and TERRA