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: 3/10/2023
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 03/12/2023 09:55:11 -70.40,-153.01 106.23 03/12/2023 09:55:39 -70.42,-153.09 106.21 3.30 28
2 03/12/2023 10:45:56 70.35, 14.39 73.70 03/12/2023 10:45:01 70.34, 14.46 73.70 2.84 55
3 03/14/2023 21:58:38 71.30,-155.30 73.75 03/14/2023 21:59:45 71.18,-153.05 73.52 81.75 67
4 03/14/2023 22:49:05 -70.42, 13.48 107.21 03/14/2023 22:49:23 -70.44, 13.48 107.20 1.29 18
5 03/14/2023 23:39:49 70.32,-179.05 72.67 03/14/2023 23:38:46 70.30,-179.05 72.66 2.21 63
6 03/17/2023 10:52:24 70.93, 11.86 72.34 03/17/2023 10:53:34 70.85, 13.00 72.20 42.16 70
7 03/17/2023 11:42:58 -70.41,-179.98 108.23 03/17/2023 11:43:06 -70.44,-179.96 108.21 3.42 8
8 03/17/2023 12:33:42 70.31, -12.51 71.65 03/17/2023 12:32:29 70.30, -12.50 71.65 0.75 73
9 03/19/2023 23:46:10 70.57, 178.98 70.94 03/19/2023 23:47:21 70.57, 179.13 70.93 5.64 71
10 03/20/2023 00:36:51 -70.42, -13.46 109.24 03/20/2023 00:36:48 -70.44, -13.42 109.22 2.66 3
11 03/20/2023 01:27:28 69.94, 154.57 70.26 03/20/2023 01:26:17 69.96, 153.57 70.32 38.27 71
12 03/22/2023 12:40:01 70.49, -14.37 69.85 03/22/2023 12:41:03 70.50, -14.42 69.85 2.26 62
13 03/22/2023 13:30:43 -70.39, 153.11 110.28 03/22/2023 13:30:29 -70.42, 153.11 110.25 3.50 14

Figure of NOAA-21 and TERRA satellite orbits during SNOs since TLE Epoch: 3/10/2023
SNOs_Map_NOAA-21_TERRA_20230310.jpg

Download SNOs between NOAA-21 and TERRA since TLE EPOCH: 03/10/2023 in txt file.

Historial Predications of SNOs between NOAA-21 and TERRA