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: 3/16/2023
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 45.03 70
2 03/17/2023 11:42:58 -70.40,-179.97 108.24 03/17/2023 11:43:07 -70.43,-179.99 108.22 3.13 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 1.34 72
4 03/19/2023 23:46:11 70.59, 178.94 70.97 03/19/2023 23:47:23 70.56, 179.10 70.91 7.13 72
5 03/20/2023 00:36:51 -70.39, -13.43 109.26 03/20/2023 00:36:50 -70.42, -13.46 109.24 2.73 1
6 03/20/2023 01:27:29 69.97, 154.54 70.28 03/20/2023 01:26:18 70.01, 153.62 70.37 35.01 71
7 03/22/2023 12:40:02 70.49, -14.38 69.86 03/22/2023 12:41:06 70.50, -14.44 69.85 2.22 64
8 03/22/2023 13:30:44 -70.40, 153.09 110.27 03/22/2023 13:30:32 -70.41, 153.08 110.25 1.18 12
9 03/22/2023 14:21:13 69.55, -38.32 68.84 03/22/2023 14:20:06 69.61, -40.37 68.98 79.60 67
10 03/25/2023 01:33:54 70.51, 152.11 68.87 03/25/2023 01:34:46 70.49, 152.11 68.84 2.27 52
11 03/25/2023 02:24:36 -70.41, -40.41 111.25 03/25/2023 02:24:12 -70.40, -40.37 111.26 1.97 24
12 03/27/2023 14:27:46 70.49, -41.33 67.84 03/27/2023 14:28:26 70.50, -41.32 67.84 0.38 40
13 03/27/2023 15:18:28 -70.39, 126.15 112.28 03/27/2023 15:17:52 -70.41, 126.19 112.26 2.32 36
14 03/30/2023 03:21:38 70.48, 125.22 66.84 03/30/2023 03:22:05 70.50, 125.25 66.85 2.61 27
15 03/30/2023 04:12:20 -70.38, -67.31 113.29 03/30/2023 04:11:32 -70.36, -67.31 113.30 2.56 48

Figure of NOAA-21 and TERRA satellite orbits during SNOs since TLE Epoch: 3/16/2023
SNOs_Map_NOAA-21_TERRA_20230316.jpg

Download SNOs between NOAA-21 and TERRA since TLE EPOCH: 03/16/2023 in txt file.

Historial Predications of SNOs between NOAA-21 and TERRA