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: 9/30/2023
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 -71.06,-131.83 106.27 09/30/2023 08:25:39 -71.05,-131.85 106.28 1.22 36
2 09/30/2023 09:15:47 70.94, 35.68 73.63 09/30/2023 09:15:02 70.92, 35.61 73.61 3.17 45
3 10/02/2023 20:28:15 71.11,-132.71 74.76 10/02/2023 20:29:23 71.10,-132.75 74.74 1.78 68
4 10/02/2023 21:18:57 -71.03, 34.75 105.32 10/02/2023 21:18:48 -71.02, 34.78 105.33 1.21 9
5 10/02/2023 22:09:29 70.28,-156.73 73.93 10/02/2023 22:08:21 70.33,-158.58 74.02 69.56 68
6 10/05/2023 09:22:08 71.09, 33.85 75.71 10/05/2023 09:22:30 71.08, 33.91 75.69 2.73 22
7 10/05/2023 10:12:49 -70.95,-158.60 104.43 10/05/2023 10:11:56 -70.95,-158.63 104.42 1.38 53
8 10/07/2023 21:25:17 -71.14, 32.98 103.29 10/07/2023 21:26:16 -71.12, 33.00 103.32 2.18 59
9 10/07/2023 22:16:01 71.03,-159.52 76.62 10/07/2023 22:15:38 71.02,-159.49 76.60 1.77 23
10 10/10/2023 09:28:40 71.80, 31.01 78.35 10/10/2023 09:29:48 71.68, 32.95 78.20 68.79 68
11 10/10/2023 10:19:10 -71.08,-160.40 102.39 10/10/2023 10:19:23 -71.08,-160.37 102.39 1.09 13
12 10/10/2023 11:09:54 70.98, 7.09 77.53 10/10/2023 11:08:45 70.97, 7.13 77.52 1.68 69
13 10/12/2023 22:22:21 71.13,-161.28 78.61 10/12/2023 22:23:04 71.11,-161.27 78.59 2.46 43
14 10/12/2023 23:13:03 -71.03, 6.21 101.48 10/12/2023 23:12:30 -71.01, 6.22 101.51 2.91 33

Figure of NOAA-21 and TERRA satellite orbits during SNOs since TLE Epoch: 9/30/2023
SNOs_Map_NOAA-21_TERRA_20230930.jpg

Download SNOs between NOAA-21 and TERRA since TLE EPOCH: 09/30/2023 in txt file.

Historial Predications of SNOs between NOAA-21 and TERRA