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: 9/28/2023
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 09/30/2023 08:25:03 -71.09,-131.87 106.24 09/30/2023 08:25:38 -71.08,-131.81 106.25 2.45 35
2 09/30/2023 09:15:47 70.97, 35.63 73.66 09/30/2023 09:15:01 70.95, 35.65 73.64 2.71 46
3 10/02/2023 20:28:15 71.14,-132.77 74.79 10/02/2023 20:29:22 71.12,-132.71 74.76 3.12 67
4 10/02/2023 21:18:56 -71.00, 34.79 105.35 10/02/2023 21:18:48 -70.99, 34.74 105.36 2.28 8
5 10/02/2023 22:09:29 70.31,-156.78 73.96 10/02/2023 22:08:20 70.36,-158.54 74.04 66.26 69
6 10/05/2023 09:22:08 71.07, 33.88 75.69 10/05/2023 09:22:30 71.10, 33.94 75.71 3.43 22
7 10/05/2023 10:12:50 -70.98,-158.65 104.39 10/05/2023 10:11:56 -70.97,-158.60 104.40 2.00 54
8 10/07/2023 21:25:17 -71.12, 33.01 103.31 10/07/2023 21:26:16 -71.13, 33.03 103.30 1.84 59
9 10/07/2023 22:16:01 71.01,-159.50 76.60 10/07/2023 22:15:38 71.03,-159.47 76.62 2.32 23
10 10/10/2023 09:28:40 71.79, 31.03 78.34 10/10/2023 09:29:48 71.69, 32.97 78.21 68.21 68
11 10/10/2023 10:19:10 -71.06,-160.37 102.40 10/10/2023 10:19:23 -71.09,-160.34 102.38 3.21 13
12 10/10/2023 11:09:54 70.96, 7.11 77.51 10/10/2023 11:08:45 70.98, 7.15 77.53 2.55 69

Figure of NOAA-21 and TERRA satellite orbits during SNOs since TLE Epoch: 9/28/2023
SNOs_Map_NOAA-21_TERRA_20230928.jpg

Download SNOs between NOAA-21 and TERRA since TLE EPOCH: 09/28/2023 in txt file.

Historial Predications of SNOs between NOAA-21 and TERRA