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: 7/21/2023
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 07/21/2023 19:05:57 -70.75, 68.54 129.61 07/21/2023 19:05:34 -70.73, 68.51 129.62 1.89 23
2 07/24/2023 06:18:41 -71.82,-101.44 127.95 07/24/2023 06:19:46 -71.71, -98.60 128.21 99.67 65
3 07/24/2023 07:09:07 70.79, 67.68 50.94 07/24/2023 07:09:23 70.81, 67.64 50.96 2.88 16
4 07/24/2023 07:59:49 -70.69,-124.85 129.16 07/24/2023 07:58:49 -70.69,-124.89 129.15 1.61 60
5 07/26/2023 19:12:16 -70.90, 66.72 128.41 07/26/2023 19:13:15 -70.88, 66.75 128.43 1.96 59
6 07/26/2023 20:02:58 70.74,-125.72 51.44 07/26/2023 20:02:37 70.74,-125.80 51.45 2.65 21
7 07/26/2023 20:53:23 -69.75, 43.14 129.60 07/26/2023 20:52:17 -69.85, 40.58 129.37 99.00 66
8 07/29/2023 08:06:07 -70.86,-126.69 127.87 07/29/2023 08:06:28 -70.84,-126.65 127.89 2.27 21
9 07/29/2023 08:56:50 70.71, 40.87 51.98 07/29/2023 08:55:51 70.70, 40.81 51.99 2.20 59
10 07/31/2023 20:09:16 70.87,-127.51 52.76 07/31/2023 20:10:16 70.90,-127.54 52.77 2.95 60
11 07/31/2023 20:59:58 -70.77, 39.98 127.35 07/31/2023 20:59:42 -70.77, 39.92 127.34 2.41 16
12 07/31/2023 21:50:25 69.78,-151.16 51.61 07/31/2023 21:49:19 69.86,-153.72 51.83 98.77 66
13 08/03/2023 09:03:08 70.85, 39.07 53.37 08/03/2023 09:03:29 70.86, 39.07 53.38 0.99 21
14 08/03/2023 09:53:50 -70.74,-153.44 126.74 08/03/2023 09:52:55 -70.73,-153.47 126.74 2.01 55

Figure of NOAA-21 and TERRA satellite orbits during SNOs since TLE Epoch: 7/21/2023
SNOs_Map_NOAA-21_TERRA_20230723.jpg

Download SNOs between NOAA-21 and TERRA since TLE EPOCH: 07/21/2023 in txt file.

Historial Predications of SNOs between NOAA-21 and TERRA