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: 3/2/2023
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 03/02/2023 06:19:35 -70.44, -99.13 102.23 03/02/2023 06:20:30 -70.46, -99.15 102.22 1.97 55
2 03/02/2023 07:10:19 70.32, 68.35 77.64 03/02/2023 07:09:53 70.33, 68.34 77.65 1.07 26
3 03/04/2023 19:13:30 -70.44, 67.38 103.20 03/04/2023 19:14:20 -70.42, 67.32 103.23 2.97 50
4 03/04/2023 20:04:14 70.33,-125.14 76.67 03/04/2023 20:03:42 70.35,-125.12 76.69 1.92 32
5 03/07/2023 08:07:25 -70.45,-126.13 104.18 03/07/2023 08:08:08 -70.46,-126.10 104.18 1.03 43
6 03/07/2023 08:58:09 70.35, 41.35 75.70 03/07/2023 08:57:31 70.32, 41.37 75.68 2.87 38
7 03/09/2023 21:01:19 -70.43, 40.43 105.20 03/09/2023 21:01:56 -70.45, 40.42 105.18 2.89 37
8 03/09/2023 21:52:03 70.32,-152.09 74.68 03/09/2023 21:51:19 70.31,-152.12 74.68 1.37 44
9 03/12/2023 09:55:13 -70.46,-153.10 106.16 03/12/2023 09:55:42 -70.46,-153.03 106.17 2.63 29
10 03/12/2023 10:45:56 70.31, 14.45 73.66 03/12/2023 10:45:05 70.32, 14.42 73.68 1.64 51
11 03/14/2023 21:58:42 71.45,-155.56 73.90 03/14/2023 21:59:47 71.38,-152.74 73.71 100.00 65
12 03/14/2023 22:49:07 -70.46, 13.42 107.18 03/14/2023 22:49:29 -70.43, 13.46 107.21 2.80 22
13 03/14/2023 23:39:50 70.30,-179.03 72.65 03/14/2023 23:38:52 70.29,-179.09 72.65 2.85 58

Figure of NOAA-21 and TERRA satellite orbits during SNOs since TLE Epoch: 3/2/2023
SNOs_Map_NOAA-21_TERRA_20230302.jpg

Download SNOs between NOAA-21 and TERRA since TLE EPOCH: 03/02/2023 in txt file.

Historial Predications of SNOs between NOAA-21 and TERRA