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: 5/24/2023
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 05/24/2023 18:02:52 70.63, -95.43 49.76 05/24/2023 18:03:23 70.62, -95.49 49.75 2.32 31
2 05/24/2023 18:53:34 -70.55, 72.02 130.33 05/24/2023 18:52:48 -70.53, 72.02 130.35 2.41 46
3 05/27/2023 06:06:10 -71.07, -96.96 130.22 05/27/2023 06:07:21 -70.94, -96.06 130.39 35.91 71
4 05/27/2023 06:56:47 70.59, 71.15 49.27 05/27/2023 06:56:48 70.62, 71.12 49.30 3.32 1
5 05/27/2023 07:47:27 -70.40,-121.23 130.93 05/27/2023 07:46:15 -70.42,-121.52 130.90 11.04 72
6 05/29/2023 18:59:58 -70.67, 70.22 131.04 05/29/2023 19:00:50 -70.69, 70.19 131.03 2.34 52
7 05/29/2023 19:50:42 70.56,-122.28 48.83 05/29/2023 19:50:13 70.58,-122.31 48.86 3.02 29
8 06/01/2023 07:53:52 -70.64,-123.22 131.44 06/01/2023 07:54:14 -70.64,-123.27 131.45 2.11 22
9 06/01/2023 08:44:36 70.53, 44.27 48.44 06/01/2023 08:43:37 70.52, 44.22 48.44 2.48 59
10 06/03/2023 19:57:05 70.72,-124.14 48.32 06/03/2023 19:58:12 70.73,-124.15 48.33 2.06 67
11 06/03/2023 20:47:47 -70.62, 43.33 131.78 06/03/2023 20:47:38 -70.61, 43.32 131.79 1.44 9
12 06/03/2023 21:38:19 69.88,-148.20 47.44 06/03/2023 21:37:11 69.93,-149.99 47.56 68.59 68
13 06/06/2023 08:51:00 70.70, 42.40 48.03 06/06/2023 08:51:36 70.67, 42.39 47.99 3.53 36
14 06/06/2023 09:41:42 -70.61,-150.12 132.08 06/06/2023 09:41:01 -70.61,-150.05 132.07 2.63 41

Figure of NOAA-21 and TERRA satellite orbits during SNOs since TLE Epoch: 5/24/2023
SNOs_Map_NOAA-21_TERRA_20230525.jpg

Download SNOs between NOAA-21 and TERRA since TLE EPOCH: 05/24/2023 in txt file.

Historial Predications of SNOs between NOAA-21 and TERRA