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: 1/15/2025
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 01/15/2025 03:04:50 73.23, 124.78 94.54 01/15/2025 03:05:18 73.22, 124.69 94.52 3.33 28
2 01/15/2025 03:55:32 -73.15, -67.72 85.57 01/15/2025 03:54:41 -73.14, -67.79 85.56 2.56 51
3 01/17/2025 13:26:33 -73.72, 148.27 85.38 01/17/2025 13:27:43 -73.60, 149.80 85.60 49.75 70
4 01/17/2025 14:17:09 73.23, -43.29 94.07 01/17/2025 14:17:08 73.23, -43.27 94.07 1.11 1
5 01/17/2025 15:07:46 -72.89, 124.76 86.32 01/17/2025 15:06:35 -72.95, 123.84 86.19 30.82 71
6 01/20/2025 00:38:43 -73.27, -18.79 86.38 01/20/2025 00:39:39 -73.28, -18.86 86.39 2.33 56
7 01/20/2025 01:29:28 73.22, 148.63 93.56 01/20/2025 01:28:58 73.22, 148.70 93.56 2.20 30
8 01/22/2025 11:51:02 -73.28, 173.12 86.92 01/22/2025 11:51:28 -73.30, 173.18 86.92 2.51 26
9 01/22/2025 12:41:46 73.18, -19.35 92.97 01/22/2025 12:40:48 73.18, -19.38 92.98 1.02 58
10 01/24/2025 22:12:41 73.48,-162.73 92.73 01/24/2025 22:13:53 73.38,-162.30 92.60 17.20 72
11 01/24/2025 23:03:20 -73.24, 5.12 87.54 01/24/2025 23:03:18 -73.23, 5.04 87.55 3.07 2
12 01/24/2025 23:53:54 72.64, 173.72 91.79 01/24/2025 23:52:46 72.68, 171.67 91.96 68.15 68
13 01/27/2025 09:24:56 73.30, 29.60 91.92 01/27/2025 09:25:42 73.33, 29.60 91.94 3.78 46
14 01/27/2025 10:15:38 -73.21,-162.90 88.19 01/27/2025 10:15:06 -73.23,-162.94 88.17 2.33 32

Figure of NOAA-21 and TERRA satellite orbits during SNOs since TLE Epoch: 1/15/2025
SNOs_Map_NOAA-21_TERRA_20250115.jpg

Download SNOs between NOAA-21 and TERRA since TLE EPOCH: 01/15/2025 in txt file.

Historial Predications of SNOs between NOAA-21 and TERRA