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: 9/29/2023
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 09/30/2023 08:25:03 -71.07,-131.84 106.26 09/30/2023 08:25:39 -71.05,-131.87 106.29 2.79 36
2 09/30/2023 09:15:47 70.95, 35.67 73.64 09/30/2023 09:15:01 70.97, 35.68 73.66 2.16 46
3 10/02/2023 20:28:15 71.12,-132.73 74.77 10/02/2023 20:29:23 71.09,-132.76 74.73 3.24 68
4 10/02/2023 21:18:57 -71.03, 34.74 105.31 10/02/2023 21:18:48 -71.02, 34.78 105.33 2.37 9
5 10/02/2023 22:09:29 70.29,-156.74 73.94 10/02/2023 22:08:21 70.33,-158.59 74.01 69.22 68
6 10/05/2023 09:22:08 71.05, 33.92 75.67 10/05/2023 09:22:31 71.07, 33.90 75.69 3.10 23
7 10/05/2023 10:12:50 -70.96,-158.61 104.42 10/05/2023 10:11:57 -70.95,-158.64 104.42 1.25 53
8 10/07/2023 21:25:18 -71.14, 32.98 103.29 10/07/2023 21:26:17 -71.12, 33.00 103.31 2.50 59
9 10/07/2023 22:16:02 71.03,-159.53 76.62 10/07/2023 22:15:39 71.02,-159.49 76.60 2.35 23
10 10/10/2023 09:28:40 71.80, 31.01 78.35 10/10/2023 09:29:48 71.69, 32.96 78.20 69.10 68
11 10/10/2023 10:19:10 -71.08,-160.40 102.39 10/10/2023 10:19:23 -71.09,-160.36 102.38 1.65 13
12 10/10/2023 11:09:54 70.98, 7.08 77.53 10/10/2023 11:08:45 70.98, 7.14 77.53 2.01 69
13 10/12/2023 22:22:21 71.13,-161.28 78.61 10/12/2023 22:23:04 71.12,-161.25 78.60 1.39 43
14 10/12/2023 23:13:03 -71.03, 6.21 101.48 10/12/2023 23:12:30 -71.02, 6.23 101.50 1.55 33

Figure of NOAA-21 and TERRA satellite orbits during SNOs since TLE Epoch: 9/29/2023
SNOs_Map_NOAA-21_TERRA_20230929.jpg

Download SNOs between NOAA-21 and TERRA since TLE EPOCH: 09/29/2023 in txt file.

Historial Predications of SNOs between NOAA-21 and TERRA