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: 1/25/2022
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 01/25/2022 22:16:28 69.13,-156.57 87.90 01/25/2022 22:17:33 69.16,-156.60 87.91 3.13 65
2 01/25/2022 23:07:10 -69.05, 10.86 92.20 01/25/2022 23:07:03 -69.04, 10.89 92.21 1.53 7
3 01/25/2022 23:57:47 68.54, 178.85 87.27 01/25/2022 23:56:36 68.60, 177.98 87.36 36.00 71
4 01/28/2022 14:33:27 69.13, -40.81 87.21 01/28/2022 14:33:59 69.13, -40.75 87.20 2.45 32
5 01/28/2022 15:24:08 -69.00, 126.69 92.94 01/28/2022 15:23:29 -69.02, 126.74 92.92 3.38 39
6 01/31/2022 05:59:45 -69.42, -92.77 93.20 01/31/2022 06:00:56 -69.32, -92.27 93.33 22.59 71
7 01/31/2022 06:50:24 69.03, 75.09 86.38 01/31/2022 06:50:26 69.04, 75.01 86.39 3.12 2
8 01/31/2022 07:41:06 -68.95,-117.48 93.72 01/31/2022 07:39:56 -68.94,-117.49 93.72 1.08 70
9 02/02/2022 22:16:38 -69.16, 23.36 94.24 02/02/2022 22:17:23 -69.18, 23.42 94.23 2.99 45
10 02/02/2022 23:07:21 68.99,-169.09 85.57 02/02/2022 23:06:51 69.00,-169.16 85.59 3.10 30
11 02/05/2022 13:43:03 69.69, -28.96 85.54 02/05/2022 13:44:13 69.57, -27.82 85.36 46.25 70
12 02/05/2022 14:33:36 -69.12, 139.18 95.08 02/05/2022 14:33:49 -69.14, 139.24 95.07 3.11 13
13 02/05/2022 15:24:19 68.95, -53.28 84.73 02/05/2022 15:23:17 68.96, -53.34 84.75 2.71 62

Figure of NOAA-20 and TERRA satellite orbits during SNOs since TLE Epoch: 1/25/2022
SNOs_Map_NOAA-20_TERRA_20220125.jpg

Download SNOs between NOAA-20 and TERRA since TLE EPOCH: 01/25/2022 in txt file.

Historial Predications of SNOs between NOAA-20 and TERRA