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: 8/19/2023
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 08/21/2023 00:48:06 -70.95, -17.36 121.29 08/21/2023 00:49:01 -70.95, -17.38 121.30 0.92 55
2 08/21/2023 01:38:50 70.83, 150.14 58.60 08/21/2023 01:38:24 70.86, 150.15 58.63 2.88 26
3 08/23/2023 12:51:36 71.82, -19.70 60.48 08/23/2023 12:52:42 71.69, -17.20 60.24 88.06 66
4 08/23/2023 13:42:02 -70.90, 149.24 120.50 08/23/2023 13:42:19 -70.92, 149.23 120.48 2.24 17
5 08/23/2023 14:32:46 70.78, -43.26 59.39 08/23/2023 14:31:43 70.77, -43.33 59.40 2.65 63
6 08/26/2023 01:45:15 70.95, 148.35 60.41 08/26/2023 01:46:11 70.98, 148.31 60.43 3.25 56
7 08/26/2023 02:35:57 -70.86, -44.18 119.68 08/26/2023 02:35:36 -70.86, -44.21 119.67 1.14 21
8 08/28/2023 14:39:11 70.92, -45.09 61.26 08/28/2023 14:39:28 70.95, -45.08 61.28 3.03 17
9 08/28/2023 15:29:53 -70.82, 122.38 118.83 08/28/2023 15:28:53 -70.83, 122.41 118.82 1.41 60
10 08/31/2023 02:42:23 -71.01, -46.04 117.77 08/31/2023 02:43:22 -70.99, -46.02 117.80 2.75 59
11 08/31/2023 03:33:07 70.90, 121.45 62.14 08/31/2023 03:32:45 70.89, 121.49 62.13 2.02 22

Figure of NOAA-21 and TERRA satellite orbits during SNOs since TLE Epoch: 8/19/2023
SNOs_Map_NOAA-21_TERRA_20230819.jpg

Download SNOs between NOAA-21 and TERRA since TLE EPOCH: 08/19/2023 in txt file.

Historial Predications of SNOs between NOAA-21 and TERRA