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: 2/3/2023
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 02/04/2023 21:20:26 -70.42, 35.76 93.43 02/04/2023 21:21:38 -70.41, 35.75 93.45 0.85 72
2 02/04/2023 22:11:10 70.31,-156.76 86.45 02/04/2023 22:11:01 70.33,-156.71 86.47 3.23 9
3 02/04/2023 23:01:44 -69.80, 11.34 94.11 02/04/2023 23:00:33 -69.88, 10.32 93.97 40.15 71
4 02/07/2023 10:14:22 -70.58,-157.97 94.03 02/07/2023 10:15:34 -70.50,-157.63 94.14 15.41 72
5 02/07/2023 11:05:03 70.31, 9.76 85.67 02/07/2023 11:04:59 70.30, 9.74 85.66 1.43 4
6 02/07/2023 11:55:40 -69.96, 177.62 94.72 02/07/2023 11:54:28 -70.03, 177.00 94.61 24.69 72
7 02/09/2023 23:08:18 -70.74, 8.29 94.66 02/09/2023 23:09:29 -70.62, 9.04 94.83 30.85 71
8 02/09/2023 23:58:56 70.32, 176.27 84.88 02/09/2023 23:58:56 70.30, 176.24 84.86 2.23 0
9 02/10/2023 00:49:36 -70.12, -16.11 95.35 02/10/2023 00:48:23 -70.15, -16.34 95.30 9.06 73
10 02/12/2023 12:02:13 -70.86, 174.61 95.37 02/12/2023 12:03:23 -70.78, 175.76 95.52 42.98 70
11 02/12/2023 12:52:49 70.34, -17.23 84.07 02/12/2023 12:52:52 70.34, -17.22 84.07 0.88 3
12 02/12/2023 13:43:31 -70.24, 150.23 96.05 02/12/2023 13:42:18 -70.25, 150.30 96.04 2.59 73
13 02/15/2023 00:56:07 -70.98, -19.07 96.09 02/15/2023 00:57:16 -70.91, -17.54 96.25 56.07 69
14 02/15/2023 01:46:41 70.36, 149.25 83.24 02/15/2023 01:46:47 70.36, 149.30 83.23 1.86 6
15 02/15/2023 02:37:22 -70.21, -43.19 96.94 02/15/2023 02:36:14 -70.22, -43.25 96.92 2.39 68

Figure of NOAA-21 and TERRA satellite orbits during SNOs since TLE Epoch: 2/3/2023
SNOs_Map_NOAA-21_TERRA_20230203.jpg

Download SNOs between NOAA-21 and TERRA since TLE EPOCH: 02/03/2023 in txt file.

Historial Predications of SNOs between NOAA-21 and TERRA