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: 10/1/2023
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 10/02/2023 20:28:15 71.11,-132.71 74.76 10/02/2023 20:29:23 71.09,-132.76 74.73 3.09 68
2 10/02/2023 21:18:57 -71.03, 34.75 105.32 10/02/2023 21:18:48 -71.01, 34.77 105.34 1.99 9
3 10/02/2023 22:09:29 70.28,-156.73 73.93 10/02/2023 22:08:21 70.32,-158.59 74.01 69.97 68
4 10/05/2023 09:22:08 71.04, 33.93 75.66 10/05/2023 09:22:31 71.06, 33.87 75.67 2.60 23
5 10/05/2023 10:12:49 -70.95,-158.60 104.42 10/05/2023 10:11:55 -70.98,-158.59 104.39 3.52 54
6 10/07/2023 21:25:17 -71.14, 32.98 103.29 10/07/2023 21:26:15 -71.13, 33.02 103.30 1.69 58
7 10/07/2023 22:16:01 71.03,-159.53 76.62 10/07/2023 22:15:37 71.03,-159.47 76.62 2.23 24
8 10/10/2023 09:28:39 71.75, 31.10 78.30 10/10/2023 09:29:47 71.68, 32.95 78.20 64.96 68
9 10/10/2023 10:19:10 -71.08,-160.40 102.38 10/10/2023 10:19:22 -71.08,-160.37 102.39 1.39 12
10 10/10/2023 11:09:54 70.98, 7.08 77.53 10/10/2023 11:08:44 70.97, 7.13 77.52 2.13 70
11 10/12/2023 22:22:21 71.14,-161.29 78.62 10/12/2023 22:23:02 71.14,-161.22 78.62 2.41 41
12 10/12/2023 23:13:03 -71.04, 6.20 101.48 10/12/2023 23:12:28 -71.03, 6.26 101.48 2.28 35

Figure of NOAA-21 and TERRA satellite orbits during SNOs since TLE Epoch: 10/1/2023
SNOs_Map_NOAA-21_TERRA_20231001.jpg

Download SNOs between NOAA-21 and TERRA since TLE EPOCH: 10/01/2023 in txt file.

Historial Predications of SNOs between NOAA-21 and TERRA