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: 1/9/2023
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 01/10/2023 11:30:56 70.93, 2.43 92.90 01/10/2023 11:32:05 70.82, 3.95 92.73 56.58 69
2 01/10/2023 12:21:27 -70.26, 170.82 87.81 01/10/2023 12:21:39 -70.25, 170.76 87.83 2.87 12
3 01/10/2023 13:12:11 70.14, -21.69 92.07 01/10/2023 13:11:03 70.13, -21.74 92.07 2.15 68
4 01/13/2023 00:24:57 71.25, 168.39 92.85 01/13/2023 00:26:03 71.13, 170.89 92.64 90.75 66
5 01/13/2023 01:15:22 -70.27, -22.68 88.19 01/13/2023 01:15:42 -70.29, -22.72 88.18 2.31 20
6 01/13/2023 02:06:06 70.16, 144.80 91.69 01/13/2023 02:05:06 70.17, 144.78 91.71 2.14 60
7 01/15/2023 14:09:17 -70.29, 143.80 88.61 01/15/2023 14:09:45 -70.30, 143.77 88.60 2.15 28
8 01/15/2023 15:00:01 70.18, -48.71 91.27 01/15/2023 14:59:09 70.19, -48.74 91.28 1.39 52
9 01/18/2023 03:03:11 -70.31, -49.72 89.07 01/18/2023 03:03:47 -70.29, -49.78 89.10 3.26 36
10 01/18/2023 03:53:55 70.20, 117.76 90.81 01/18/2023 03:53:10 70.23, 117.78 90.84 2.43 45
11 01/20/2023 15:57:06 -70.34, 116.75 89.56 01/20/2023 15:57:48 -70.36, 116.79 89.55 2.69 42
12 01/20/2023 16:47:50 70.24, -75.78 90.33 01/20/2023 16:47:12 70.24, -75.73 90.33 1.78 38

Figure of NOAA-21 and TERRA satellite orbits during SNOs since TLE Epoch: 1/9/2023
SNOs_Map_NOAA-21_TERRA_20230109.jpg

Download SNOs between NOAA-21 and TERRA since TLE EPOCH: 01/09/2023 in txt file.

Historial Predications of SNOs between NOAA-21 and TERRA