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: 6/20/2023
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 06/21/2023 11:42:22 -71.18, 178.78 132.24 06/21/2023 11:43:33 -71.05, 179.79 132.42 39.04 71
2 06/21/2023 12:32:59 70.70, -13.11 47.26 06/21/2023 12:33:00 70.69, -13.10 47.24 2.02 1
3 06/21/2023 13:23:39 -70.51, 154.52 132.95 06/21/2023 13:22:27 -70.52, 154.31 132.92 7.94 72
4 06/24/2023 00:36:09 -70.79, -14.04 132.63 06/24/2023 00:36:58 -70.77, -14.00 132.66 2.75 49
5 06/24/2023 01:26:53 70.68, 153.44 47.26 06/24/2023 01:26:20 70.67, 153.52 47.26 3.04 33
6 06/26/2023 12:39:33 71.54, -16.13 48.25 06/26/2023 12:40:40 71.43, -13.97 48.05 77.45 67
7 06/26/2023 13:30:01 -70.71, 152.60 132.63 06/26/2023 13:30:17 -70.73, 152.59 132.62 2.06 16
8 06/26/2023 14:20:45 70.61, -39.92 47.26 06/26/2023 14:19:39 70.63, -39.89 47.29 2.51 66
9 06/29/2023 01:33:13 70.80, 151.66 47.57 06/29/2023 01:34:10 70.82, 151.72 47.58 3.17 57
10 06/29/2023 02:23:55 -70.70, -40.86 132.54 06/29/2023 02:23:37 -70.67, -40.85 132.56 3.08 18
11 07/01/2023 14:27:06 70.74, -41.73 47.67 07/01/2023 14:27:30 70.73, -41.77 47.65 2.23 24
12 07/01/2023 15:17:48 -70.64, 125.76 132.44 07/01/2023 15:16:56 -70.64, 125.75 132.44 0.68 52
13 07/04/2023 02:30:16 -70.84, -42.67 132.04 07/04/2023 02:31:26 -70.84, -42.62 132.06 1.56 70

Figure of NOAA-21 and TERRA satellite orbits during SNOs since TLE Epoch: 6/20/2023
SNOs_Map_NOAA-21_TERRA_20230620.jpg

Download SNOs between NOAA-21 and TERRA since TLE EPOCH: 06/20/2023 in txt file.

Historial Predications of SNOs between NOAA-21 and TERRA