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: 9/26/2023
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 09/27/2023 19:31:15 -71.41, 61.06 106.89 09/27/2023 19:32:26 -71.28, 61.81 107.04 30.55 71
2 09/27/2023 20:21:53 70.98,-130.90 72.68 09/27/2023 20:21:52 70.99,-130.97 72.69 3.16 1
3 09/27/2023 21:12:32 -70.74, 36.82 107.56 09/27/2023 21:11:19 -70.79, 36.38 107.49 17.27 73
4 09/30/2023 08:25:03 -71.05,-131.81 106.28 09/30/2023 08:25:39 -71.06,-131.84 106.27 1.69 36
5 09/30/2023 09:15:47 70.94, 35.69 73.62 09/30/2023 09:15:02 70.93, 35.62 73.62 2.68 45
6 10/02/2023 20:28:15 71.11,-132.71 74.75 10/02/2023 20:29:23 71.10,-132.74 74.74 1.36 68
7 10/02/2023 21:18:57 -71.02, 34.77 105.33 10/02/2023 21:18:48 -71.03, 34.80 105.32 1.75 9
8 10/02/2023 22:09:29 70.28,-156.72 73.93 10/02/2023 22:08:21 70.34,-158.57 74.02 69.55 68
9 10/05/2023 09:22:08 71.09, 33.85 75.71 10/05/2023 09:22:30 71.08, 33.91 75.69 2.77 22
10 10/05/2023 10:12:49 -70.94,-158.59 104.43 10/05/2023 10:11:56 -70.96,-158.63 104.42 1.85 53
11 10/07/2023 21:25:17 -71.13, 32.99 103.29 10/07/2023 21:26:16 -71.11, 32.99 103.32 2.35 59
12 10/07/2023 22:16:01 71.03,-159.53 76.62 10/07/2023 22:15:38 71.01,-159.50 76.60 2.75 23

Figure of NOAA-21 and TERRA satellite orbits during SNOs since TLE Epoch: 9/26/2023
SNOs_Map_NOAA-21_TERRA_20230926.jpg

Download SNOs between NOAA-21 and TERRA since TLE EPOCH: 09/26/2023 in txt file.

Historial Predications of SNOs between NOAA-21 and TERRA