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: 1/6/2023
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 01/07/2023 22:36:55 70.61,-163.56 92.91 01/07/2023 22:38:06 70.53,-162.94 92.81 24.45 71
2 01/07/2023 23:27:32 -70.26, 4.31 87.47 01/07/2023 23:27:35 -70.24, 4.28 87.49 2.39 3
3 01/08/2023 00:18:13 69.98, 172.04 92.24 01/08/2023 00:17:00 70.07, 171.71 92.35 16.21 73
4 01/10/2023 11:30:56 70.93, 2.43 92.90 01/10/2023 11:32:05 70.83, 3.97 92.74 57.07 69
5 01/10/2023 12:21:27 -70.26, 170.82 87.81 01/10/2023 12:21:39 -70.26, 170.78 87.81 1.58 12
6 01/10/2023 13:12:11 70.15, -21.69 92.07 01/10/2023 13:11:03 70.15, -21.73 92.08 1.22 68
7 01/13/2023 00:24:57 71.25, 168.39 92.85 01/13/2023 00:26:03 71.16, 170.93 92.66 91.76 66
8 01/13/2023 01:15:22 -70.27, -22.68 88.20 01/13/2023 01:15:43 -70.26, -22.76 88.21 3.05 21
9 01/13/2023 02:06:06 70.16, 144.80 91.69 01/13/2023 02:05:07 70.14, 144.73 91.68 3.06 59
10 01/15/2023 14:09:17 -70.29, 143.81 88.62 01/15/2023 14:09:46 -70.29, 143.75 88.61 2.25 29
11 01/15/2023 15:00:01 70.18, -48.71 91.27 01/15/2023 14:59:10 70.17, -48.76 91.27 1.86 51
12 01/18/2023 03:03:11 -70.31, -49.71 89.07 01/18/2023 03:03:48 -70.30, -49.77 89.09 2.14 37
13 01/18/2023 03:53:55 70.20, 117.76 90.81 01/18/2023 03:53:12 70.18, 117.71 90.79 3.38 43

Figure of NOAA-21 and TERRA satellite orbits during SNOs since TLE Epoch: 1/6/2023
SNOs_Map_NOAA-21_TERRA_20230106.jpg

Download SNOs between NOAA-21 and TERRA since TLE EPOCH: 01/06/2023 in txt file.

Historial Predications of SNOs between NOAA-21 and TERRA