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: 6/17/2023
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 06/18/2023 23:39:04 70.69,-179.62 47.27 06/18/2023 23:39:39 70.71,-179.70 47.29 3.54 35
2 06/19/2023 00:29:46 -70.60, -12.16 132.83 06/19/2023 00:29:05 -70.60, -12.21 132.82 2.02 41
3 06/21/2023 11:42:22 -71.19, 178.76 132.22 06/21/2023 11:43:32 -71.10, 179.86 132.37 40.90 70
4 06/21/2023 12:32:58 70.67, -13.05 47.22 06/21/2023 12:33:00 70.67, -13.12 47.23 2.50 2
5 06/21/2023 13:23:39 -70.52, 154.50 132.94 06/21/2023 13:22:26 -70.57, 154.38 132.87 7.18 73
6 06/24/2023 00:36:08 -70.75, -13.98 132.67 06/24/2023 00:36:58 -70.77, -14.00 132.66 2.27 50
7 06/24/2023 01:26:52 70.64, 153.50 47.22 06/24/2023 01:26:20 70.67, 153.51 47.25 2.53 32
8 06/26/2023 12:39:34 71.56, -16.16 48.27 06/26/2023 12:40:41 71.43, -13.97 48.04 78.64 67
9 06/26/2023 13:30:02 -70.73, 152.58 132.62 06/26/2023 13:30:18 -70.74, 152.60 132.62 1.28 16
10 06/26/2023 14:20:46 70.63, -39.95 47.28 06/26/2023 14:19:40 70.63, -39.90 47.29 2.03 66
11 06/29/2023 01:33:12 70.77, 151.72 47.54 06/29/2023 01:34:11 70.77, 151.65 47.53 2.68 59
12 06/29/2023 02:23:54 -70.66, -40.79 132.58 06/29/2023 02:23:37 -70.68, -40.84 132.55 2.95 17

Figure of NOAA-21 and TERRA satellite orbits during SNOs since TLE Epoch: 6/17/2023
SNOs_Map_NOAA-21_TERRA_20230617.jpg

Download SNOs between NOAA-21 and TERRA since TLE EPOCH: 06/17/2023 in txt file.

Historial Predications of SNOs between NOAA-21 and TERRA