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: 8/14/2023
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 08/15/2023 23:50:59 70.93, 176.95 57.09 08/15/2023 23:51:46 70.95, 176.99 57.09 2.14 47
2 08/16/2023 00:41:41 -70.85, -15.58 123.00 08/16/2023 00:41:11 -70.84, -15.52 123.01 2.32 30
3 08/18/2023 11:54:22 -71.83, 174.59 121.17 08/18/2023 11:55:28 -71.77, 177.30 121.35 94.11 66
4 08/18/2023 12:44:50 70.90, -16.46 57.85 08/18/2023 12:45:05 70.92, -16.41 57.86 3.02 15
5 08/18/2023 13:35:32 -70.81, 151.01 122.24 08/18/2023 13:34:30 -70.81, 151.08 122.23 2.64 62
6 08/21/2023 00:47:57 -70.98, -17.36 121.26 08/21/2023 00:49:01 -70.96, -17.36 121.29 1.57 64
7 08/21/2023 01:38:41 70.87, 150.12 58.64 08/21/2023 01:38:24 70.87, 150.16 58.64 1.55 17
8 08/21/2023 02:29:09 -70.04, -41.25 122.22 08/21/2023 02:28:01 -70.10, -43.30 122.07 78.21 68
9 08/23/2023 13:41:48 -70.95, 149.21 120.44 08/23/2023 13:42:19 -70.94, 149.26 120.46 2.13 31
10 08/23/2023 14:32:31 70.80, -43.22 59.41 08/23/2023 14:31:43 70.79, -43.30 59.41 3.04 48
11 08/26/2023 01:44:58 71.13, 148.12 60.61 08/26/2023 01:46:10 71.06, 148.44 60.51 14.42 72
12 08/26/2023 02:35:37 -70.88, -44.14 119.65 08/26/2023 02:35:36 -70.90, -44.15 119.64 1.83 1
13 08/26/2023 03:26:15 70.47, 123.85 59.92 08/26/2023 03:25:04 70.53, 122.95 60.03 33.89 71

Figure of NOAA-21 and TERRA satellite orbits during SNOs since TLE Epoch: 8/14/2023
SNOs_Map_NOAA-21_TERRA_20230814.jpg

Download SNOs between NOAA-21 and TERRA since TLE EPOCH: 08/14/2023 in txt file.

Historial Predications of SNOs between NOAA-21 and TERRA