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: 1/26/2023
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 01/28/2023 06:38:46 -70.38,-103.74 91.34 01/28/2023 06:39:44 -70.38,-103.74 91.35 0.48 58
2 01/28/2023 07:29:30 70.26, 63.75 88.54 01/28/2023 07:29:08 70.25, 63.73 88.53 1.01 22
3 01/28/2023 08:19:55 -69.28,-127.48 92.51 01/28/2023 08:18:48 -69.36,-129.84 92.33 93.23 67
4 01/30/2023 19:32:40 -70.41, 62.72 91.98 01/30/2023 19:33:42 -70.41, 62.78 92.00 2.27 62
5 01/30/2023 20:23:23 70.25,-129.71 87.84 01/30/2023 20:23:06 70.27,-129.75 87.87 3.15 17
6 01/30/2023 21:13:52 -69.47, 38.76 92.99 01/30/2023 21:12:44 -69.49, 36.83 92.87 75.61 68
7 02/02/2023 08:26:33 -70.41,-130.74 92.70 02/02/2023 08:27:40 -70.40,-130.74 92.72 0.78 67
8 02/02/2023 09:17:17 70.30, 36.73 87.18 02/02/2023 09:17:03 70.31, 36.79 87.20 2.80 14
9 02/02/2023 10:07:48 -69.63,-154.93 93.54 02/02/2023 10:06:38 -69.71,-156.40 93.39 57.47 70
10 02/04/2023 21:20:26 -70.41, 35.77 93.44 02/04/2023 21:21:37 -70.41, 35.76 93.45 0.29 71
11 02/04/2023 22:11:10 70.31,-156.75 86.45 02/04/2023 22:11:00 70.32,-156.71 86.46 2.10 10
12 02/04/2023 23:01:44 -69.79, 11.35 94.12 02/04/2023 23:00:33 -69.83, 10.25 94.02 42.40 71
13 02/07/2023 10:14:21 -70.53,-157.89 94.09 02/07/2023 10:15:32 -70.50,-157.62 94.15 10.79 71
14 02/07/2023 11:05:03 70.32, 9.74 85.69 02/07/2023 11:04:56 70.34, 9.82 85.70 3.37 7
15 02/07/2023 11:55:39 -69.91, 177.70 94.77 02/07/2023 11:54:27 -69.97, 176.94 94.66 29.70 72

Figure of NOAA-21 and TERRA satellite orbits during SNOs since TLE Epoch: 1/26/2023
SNOs_Map_NOAA-21_TERRA_20230126.jpg

Download SNOs between NOAA-21 and TERRA since TLE EPOCH: 01/26/2023 in txt file.

Historial Predications of SNOs between NOAA-21 and TERRA