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: 1/24/2023
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 01/25/2023 17:44:53 -70.35, 89.79 90.73 01/25/2023 17:45:46 -70.37, 89.77 90.71 3.11 53
2 01/25/2023 18:35:37 70.23,-102.73 89.15 01/25/2023 18:35:10 70.25,-102.75 89.17 2.38 27
3 01/28/2023 06:38:46 -70.38,-103.74 91.34 01/28/2023 06:39:44 -70.38,-103.75 91.35 0.24 58
4 01/28/2023 07:29:30 70.26, 63.74 88.54 01/28/2023 07:29:08 70.25, 63.73 88.53 1.96 22
5 01/28/2023 08:19:55 -69.28,-127.48 92.51 01/28/2023 08:18:48 -69.35,-129.84 92.33 93.33 67
6 01/30/2023 19:32:40 -70.42, 62.72 91.97 01/30/2023 19:33:42 -70.40, 62.77 92.01 3.05 62
7 01/30/2023 20:23:23 70.26,-129.72 87.85 01/30/2023 20:23:06 70.26,-129.77 87.86 1.90 17
8 01/30/2023 21:13:52 -69.48, 38.76 92.98 01/30/2023 21:12:43 -69.54, 36.88 92.84 73.35 69
9 02/02/2023 08:26:33 -70.42,-130.76 92.69 02/02/2023 08:27:39 -70.43,-130.70 92.69 2.52 66
10 02/02/2023 09:17:16 70.26, 36.80 87.14 02/02/2023 09:17:03 70.28, 36.75 87.17 3.20 13
11 02/02/2023 10:07:48 -69.64,-154.95 93.53 02/02/2023 10:06:38 -69.68,-156.44 93.41 57.81 70
12 02/04/2023 21:20:26 -70.43, 35.75 93.42 02/04/2023 21:21:36 -70.42, 35.78 93.44 1.62 70
13 02/04/2023 22:11:09 70.27,-156.70 86.41 02/04/2023 22:11:00 70.27,-156.78 86.41 2.84 9

Figure of NOAA-21 and TERRA satellite orbits during SNOs since TLE Epoch: 1/24/2023
SNOs_Map_NOAA-21_TERRA_20230124.jpg

Download SNOs between NOAA-21 and TERRA since TLE EPOCH: 01/24/2023 in txt file.

Historial Predications of SNOs between NOAA-21 and TERRA