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: 1/5/2023
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 70.60,-163.56 92.91 01/07/2023 22:38:07 70.48,-163.01 92.76 24.24 72
2 01/07/2023 23:27:32 -70.25, 4.32 87.47 01/07/2023 23:27:35 -70.24, 4.29 87.49 1.60 3
3 01/08/2023 00:18:13 69.98, 172.05 92.24 01/08/2023 00:17:01 70.02, 171.63 92.30 16.37 72
4 01/10/2023 11:30:56 70.92, 2.44 92.89 01/10/2023 11:32:05 70.84, 3.97 92.75 56.86 69
5 01/10/2023 12:21:27 -70.25, 170.83 87.82 01/10/2023 12:21:39 -70.27, 170.79 87.81 2.21 12
6 01/10/2023 13:12:11 70.14, -21.69 92.06 01/10/2023 13:11:03 70.15, -21.72 92.08 1.69 68
7 01/13/2023 00:24:57 71.25, 168.40 92.85 01/13/2023 00:26:03 71.16, 170.94 92.67 91.52 66
8 01/13/2023 01:15:22 -70.26, -22.67 88.21 01/13/2023 01:15:43 -70.27, -22.75 88.20 3.18 21
9 01/13/2023 02:06:06 70.15, 144.81 91.68 01/13/2023 02:05:07 70.15, 144.74 91.69 2.61 59
10 01/15/2023 14:09:18 -70.33, 143.75 88.58 01/15/2023 14:09:46 -70.30, 143.77 88.60 2.56 28
11 01/15/2023 15:00:01 70.17, -48.70 91.26 01/15/2023 14:59:10 70.18, -48.75 91.28 2.56 51
12 01/18/2023 03:03:12 -70.34, -49.77 89.04 01/18/2023 03:03:48 -70.32, -49.75 89.07 3.24 36
13 01/18/2023 03:53:55 70.19, 117.78 90.80 01/18/2023 03:53:12 70.19, 117.73 90.81 2.02 43

Figure of NOAA-21 and TERRA satellite orbits during SNOs since TLE Epoch: 1/5/2023
SNOs_Map_NOAA-21_TERRA_20230105.jpg

Download SNOs between NOAA-21 and TERRA since TLE EPOCH: 01/05/2023 in txt file.

Historial Predications of SNOs between NOAA-21 and TERRA