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: 8/1/2023
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 08/03/2023 09:03:08 70.87, 39.03 53.40 08/03/2023 09:03:53 70.87, 38.99 53.39 1.38 45
2 08/03/2023 09:53:50 -70.78,-153.50 126.69 08/03/2023 09:53:18 -70.79,-153.49 126.68 1.09 32
3 08/05/2023 21:06:32 -71.78, 36.65 124.96 08/05/2023 21:07:38 -71.68, 39.25 125.19 91.36 66
4 08/05/2023 21:57:00 70.85,-154.41 54.06 08/05/2023 21:57:14 70.87,-154.38 54.06 1.69 14
5 08/05/2023 22:47:42 -70.76, 13.06 126.04 08/05/2023 22:46:40 -70.73, 13.06 126.06 3.67 62
6 08/08/2023 10:00:08 -70.94,-155.34 125.16 08/08/2023 10:01:12 -70.94,-155.29 125.18 1.88 64
7 08/08/2023 10:50:52 70.84, 12.14 54.74 08/08/2023 10:50:35 70.83, 12.20 54.73 2.67 17
8 08/08/2023 11:41:20 -70.01,-179.23 126.13 08/08/2023 11:40:12 -70.09, 178.77 125.95 76.42 68
9 08/10/2023 22:53:59 -70.88, 11.29 124.50 08/10/2023 22:54:33 -70.88, 11.26 124.50 1.21 34
10 08/10/2023 23:44:43 70.78, 178.76 55.41 08/10/2023 23:43:56 70.77, 178.75 55.41 1.10 47
11 08/13/2023 10:57:14 71.24, 9.89 56.63 08/13/2023 10:58:25 71.11, 10.59 56.45 29.24 71
12 08/13/2023 11:47:51 -70.88, 177.83 123.75 08/13/2023 11:47:53 -70.85, 177.85 123.78 3.28 2
13 08/13/2023 12:38:31 70.57, -14.36 55.94 08/13/2023 12:37:18 70.63, -14.81 56.03 17.94 73

Figure of NOAA-21 and TERRA satellite orbits during SNOs since TLE Epoch: 8/1/2023
SNOs_Map_NOAA-21_TERRA_20230801.jpg

Download SNOs between NOAA-21 and TERRA since TLE EPOCH: 08/01/2023 in txt file.

Historial Predications of SNOs between NOAA-21 and TERRA