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: 7/18/2023
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 07/19/2023 05:21:35 71.55, 93.32 50.77 07/19/2023 05:22:42 71.45, 95.31 50.56 70.96 67
2 07/19/2023 06:12:04 -70.77, -98.03 130.06 07/19/2023 06:12:18 -70.78, -98.08 130.05 1.95 14
3 07/19/2023 07:02:48 70.67, 69.45 49.84 07/19/2023 07:01:40 70.69, 69.45 49.87 2.81 68
4 07/21/2023 18:15:15 70.87, -98.98 50.51 07/21/2023 18:16:07 70.89, -98.91 50.52 3.54 52
5 07/21/2023 19:05:57 -70.77, 68.50 129.59 07/21/2023 19:05:33 -70.77, 68.56 129.59 2.23 24
6 07/24/2023 06:18:40 -71.79,-101.38 127.99 07/24/2023 06:19:46 -71.70, -98.62 128.22 96.72 66
7 07/24/2023 07:09:07 70.82, 67.63 50.97 07/24/2023 07:09:23 70.79, 67.61 50.94 2.59 16
8 07/24/2023 07:59:49 -70.71,-124.88 129.13 07/24/2023 07:58:48 -70.73,-124.83 129.11 2.55 61
9 07/26/2023 19:12:15 -70.87, 66.77 128.44 07/26/2023 19:13:15 -70.87, 66.73 128.45 1.35 60
10 07/26/2023 20:02:59 70.77,-125.77 51.47 07/26/2023 20:02:37 70.78,-125.74 51.48 1.41 22
11 07/26/2023 20:53:24 -69.77, 43.11 129.58 07/26/2023 20:52:18 -69.84, 40.56 129.38 98.04 66
12 07/29/2023 08:06:07 -70.83,-126.64 127.90 07/29/2023 08:06:29 -70.83,-126.66 127.90 0.79 22
13 07/29/2023 08:56:51 70.73, 40.82 52.01 07/29/2023 08:55:51 70.74, 40.87 52.03 1.92 60
14 07/31/2023 20:09:17 70.90,-127.56 52.79 07/31/2023 20:10:17 70.89,-127.56 52.76 2.05 60
15 07/31/2023 20:59:59 -70.80, 39.94 127.32 07/31/2023 20:59:42 -70.82, 39.99 127.30 2.97 17

Figure of NOAA-21 and TERRA satellite orbits during SNOs since TLE Epoch: 7/18/2023
SNOs_Map_NOAA-21_TERRA_20230718.jpg

Download SNOs between NOAA-21 and TERRA since TLE EPOCH: 07/18/2023 in txt file.

Historial Predications of SNOs between NOAA-21 and TERRA