Simultaneous Nadir Overpasses (SNOs) Predictions

Prediction of SNOs between NOAA-20 and TERRA Satellite Orbit:

Table of predicted SNOs for the next 14.0 days since TLE Epoch: 8/22/2023
Index Date (NOAA-20) Time (NOAA-20) Lat,Lon (NOAA-20) SZA (NOAA-20 ) Date (TERRA) Time (TERRA) Lat,Lon (TERRA) SZA (TERRA ) Distance(km) Time Diff (sec)
1 08/24/2023 02:51:44 -71.08, -47.96 120.14 08/24/2023 02:52:10 -71.07, -48.02 120.16 2.47 26
2 08/24/2023 03:42:28 70.97, 119.53 59.76 08/24/2023 03:41:33 70.98, 119.51 59.78 1.59 55
3 08/26/2023 14:54:56 71.16, -48.90 60.80 08/26/2023 14:56:02 71.18, -48.85 60.81 2.58 66
4 08/26/2023 15:45:38 -71.06, 118.58 119.29 08/26/2023 15:45:27 -71.06, 118.62 119.30 1.42 11
5 08/26/2023 16:36:09 70.28, -72.83 59.90 08/26/2023 16:35:01 70.37, -74.75 60.07 72.77 68
6 08/29/2023 03:48:48 71.10, 117.72 61.63 08/29/2023 03:49:19 71.09, 117.66 61.61 2.84 31
7 08/29/2023 04:39:30 -71.01, -74.80 118.47 08/29/2023 04:38:43 -71.03, -74.78 118.44 2.38 47
8 08/31/2023 15:51:59 -71.26, 116.67 117.33 08/31/2023 15:53:11 -71.22, 116.87 117.38 8.08 72
9 08/31/2023 16:42:41 71.05, -75.67 62.48 08/31/2023 16:42:35 71.08, -75.70 62.50 2.95 6
10 08/31/2023 17:33:16 -70.59, 92.41 118.00 08/31/2023 17:32:05 -70.69, 91.37 117.86 40.21 71
11 09/03/2023 04:45:51 -71.16, -76.64 116.51 09/03/2023 04:46:28 -71.14, -76.61 116.54 2.73 37
12 09/03/2023 05:36:35 71.06, 90.84 63.40 09/03/2023 05:35:51 71.04, 90.90 63.38 3.17 44

Figure of NOAA-20 and TERRA satellite orbits during SNOs since TLE Epoch: 8/22/2023
SNOs_Map_NOAA-20_TERRA_20230822.jpg

Download SNOs between NOAA-20 and TERRA since TLE EPOCH: 08/22/2023 in txt file.

Historial Predications of SNOs between NOAA-20 and TERRA