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: 3/17/2023
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 03/17/2023 10:52:25 70.97, 11.80 72.37 03/17/2023 10:53:35 70.85, 12.99 72.20 45.09 70
2 03/17/2023 11:42:58 -70.40,-179.97 108.24 03/17/2023 11:43:07 -70.43,-179.98 108.21 3.39 9
3 03/17/2023 12:33:42 70.29, -12.48 71.63 03/17/2023 12:32:30 70.30, -12.51 71.65 1.60 72
4 03/19/2023 23:46:12 70.64, 178.85 71.02 03/19/2023 23:47:23 70.58, 179.13 70.93 12.50 71
5 03/20/2023 00:36:52 -70.45, -13.51 109.20 03/20/2023 00:36:50 -70.43, -13.43 109.22 3.23 2
6 03/20/2023 01:27:29 69.97, 154.54 70.28 03/20/2023 01:26:18 70.03, 153.65 70.38 34.45 71
7 03/22/2023 12:40:03 70.54, -14.46 69.91 03/22/2023 12:41:06 70.54, -14.39 69.88 2.97 63
8 03/22/2023 13:30:44 -70.40, 153.09 110.27 03/22/2023 13:30:33 -70.39, 153.05 110.27 1.44 11
9 03/22/2023 14:21:14 69.60, -38.40 68.89 03/22/2023 14:20:06 69.65, -40.32 69.02 74.53 68
10 03/25/2023 01:33:54 70.51, 152.12 68.86 03/25/2023 01:34:47 70.51, 152.12 68.85 0.38 53
11 03/25/2023 02:24:36 -70.41, -40.41 111.26 03/25/2023 02:24:13 -70.42, -40.36 111.25 2.03 23
12 03/27/2023 14:27:46 70.49, -41.32 67.84 03/27/2023 14:28:28 70.49, -41.34 67.83 1.09 42
13 03/27/2023 15:18:28 -70.39, 126.16 112.29 03/27/2023 15:17:54 -70.40, 126.18 112.27 1.68 34
14 03/30/2023 03:21:38 70.47, 125.23 66.83 03/30/2023 03:22:08 70.49, 125.21 66.84 1.46 30
15 03/30/2023 04:12:20 -70.37, -67.29 113.30 03/30/2023 04:11:34 -70.39, -67.27 113.27 2.63 46

Figure of NOAA-21 and TERRA satellite orbits during SNOs since TLE Epoch: 3/17/2023
SNOs_Map_NOAA-21_TERRA_20230317.jpg

Download SNOs between NOAA-21 and TERRA since TLE EPOCH: 03/17/2023 in txt file.

Historial Predications of SNOs between NOAA-21 and TERRA