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: 4/20/2023
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 04/21/2023 21:44:50 70.60,-150.81 58.55 04/21/2023 21:45:43 70.59,-150.78 58.53 1.68 53
2 04/21/2023 22:35:31 -70.46, 16.72 121.61 04/21/2023 22:35:09 -70.44, 16.66 121.63 3.32 22
3 04/24/2023 10:38:38 70.54, 15.81 57.64 04/24/2023 10:39:15 70.55, 15.76 57.65 2.35 37
4 04/24/2023 11:29:20 -70.46,-176.73 122.47 04/24/2023 11:28:40 -70.46,-176.73 122.46 0.42 40
5 04/26/2023 23:32:28 70.55,-177.66 56.82 04/26/2023 23:32:47 70.53,-177.69 56.80 2.87 19
6 04/27/2023 00:23:10 -70.46, -10.20 123.29 04/27/2023 00:22:12 -70.44, -10.17 123.31 3.29 58
7 04/29/2023 11:35:39 -70.94,-179.07 123.57 04/29/2023 11:36:51 -70.83,-178.31 123.71 30.34 72
8 04/29/2023 12:26:17 70.52, -11.08 55.99 04/29/2023 12:26:18 70.52, -11.11 55.98 1.34 1
9 04/29/2023 13:16:57 -70.33, 156.55 124.23 04/29/2023 13:15:44 -70.37, 156.33 124.17 9.65 73
10 05/02/2023 00:29:22 -70.61, -11.98 124.69 05/02/2023 00:30:25 -70.61, -12.03 124.70 1.99 63
11 05/02/2023 01:20:06 70.51, 155.49 55.19 05/02/2023 01:19:48 70.52, 155.49 55.21 1.45 18

Figure of NOAA-21 and TERRA satellite orbits during SNOs since TLE Epoch: 4/20/2023
SNOs_Map_NOAA-21_TERRA_20230420.jpg

Download SNOs between NOAA-21 and TERRA since TLE EPOCH: 04/20/2023 in txt file.

Historial Predications of SNOs between NOAA-21 and TERRA