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: 8/10/2023
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 08/10/2023 22:53:59 -70.91, 11.24 124.46 08/10/2023 22:54:32 -70.90, 11.29 124.48 2.13 33
2 08/10/2023 23:44:43 70.81, 178.73 55.44 08/10/2023 23:43:55 70.81, 178.80 55.44 2.66 48
3 08/13/2023 10:57:13 71.22, 9.94 56.61 08/13/2023 10:58:24 71.14, 10.64 56.48 26.82 71
4 08/13/2023 11:47:50 -70.87, 177.85 123.76 08/13/2023 11:47:52 -70.87, 177.88 123.76 0.97 2
5 08/13/2023 12:38:30 70.55, -14.32 55.92 08/13/2023 12:37:18 70.61, -14.85 56.01 20.55 72
6 08/15/2023 23:50:59 70.92, 176.98 57.07 08/15/2023 23:51:47 70.91, 176.93 57.05 1.84 48
7 08/16/2023 00:41:41 -70.83, -15.55 123.02 08/16/2023 00:41:12 -70.81, -15.57 123.04 2.23 29
8 08/18/2023 11:54:23 -71.87, 174.53 121.13 08/18/2023 11:55:29 -71.74, 177.24 121.38 95.32 66
9 08/18/2023 12:44:50 70.89, -16.44 57.84 08/18/2023 12:45:06 70.88, -16.47 57.83 1.46 16
10 08/18/2023 13:35:32 -70.79, 151.04 122.26 08/18/2023 13:34:31 -70.78, 151.03 122.27 2.01 61
11 08/21/2023 00:47:56 -70.97, -17.34 121.27 08/21/2023 00:49:00 -70.97, -17.33 121.28 1.14 64
12 08/21/2023 01:38:40 70.87, 150.13 58.64 08/21/2023 01:38:23 70.88, 150.18 58.65 2.12 17
13 08/21/2023 02:29:08 -70.03, -41.23 122.23 08/21/2023 02:28:00 -70.11, -43.28 122.06 78.27 68
14 08/23/2023 13:41:47 -70.95, 149.22 120.45 08/23/2023 13:42:18 -70.95, 149.27 120.46 2.05 31
15 08/23/2023 14:32:30 70.80, -43.22 59.41 08/23/2023 14:31:42 70.79, -43.30 59.42 2.73 48

Figure of NOAA-21 and TERRA satellite orbits during SNOs since TLE Epoch: 8/10/2023
SNOs_Map_NOAA-21_TERRA_20230810.jpg

Download SNOs between NOAA-21 and TERRA since TLE EPOCH: 08/10/2023 in txt file.

Historial Predications of SNOs between NOAA-21 and TERRA