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: 11/19/2023
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 11/19/2023 14:33:38 -71.31, 135.57 89.29 11/19/2023 14:34:35 -71.30, 135.65 89.32 3.33 57
2 11/19/2023 15:24:21 71.15, -56.85 90.56 11/19/2023 15:23:58 71.15, -56.91 90.56 2.34 23
3 11/22/2023 02:36:53 71.37, 134.67 91.33 11/22/2023 02:38:04 71.36, 134.84 91.32 6.37 71
4 11/22/2023 03:27:34 -71.21, -57.75 88.82 11/22/2023 03:27:30 -71.21, -57.74 88.83 0.46 4
5 11/22/2023 04:18:09 70.64, 110.52 90.60 11/22/2023 04:16:59 70.74, 109.20 90.72 49.90 70
6 11/24/2023 14:40:18 -72.04, 132.63 87.45 11/24/2023 14:41:25 -71.99, 134.97 87.54 80.63 67
7 11/24/2023 15:30:48 71.22, -58.57 91.72 11/24/2023 15:30:59 71.25, -58.57 91.75 3.31 11
8 11/24/2023 16:21:31 -71.17, 108.84 88.34 11/24/2023 16:20:24 -71.16, 108.92 88.35 3.55 67
9 11/27/2023 03:34:01 -71.29, -59.48 87.74 11/27/2023 03:34:31 -71.27, -59.47 87.76 2.28 30
10 11/27/2023 04:24:45 71.19, 107.99 92.18 11/27/2023 04:23:53 71.18, 108.07 92.17 2.74 52
11 11/29/2023 15:37:15 71.32, -60.34 92.75 11/29/2023 15:37:59 71.34, -60.26 92.76 3.53 44
12 11/29/2023 16:27:57 -71.21, 107.17 87.37 11/29/2023 16:27:25 -71.18, 107.14 87.40 3.33 32
13 12/02/2023 03:40:27 -71.34, -61.17 86.84 12/02/2023 03:41:30 -71.36, -61.13 86.82 3.24 63
14 12/02/2023 04:31:11 71.25, 106.29 93.08 12/02/2023 04:30:53 71.23, 106.32 93.06 2.17 18

Figure of NOAA-21 and TERRA satellite orbits during SNOs since TLE Epoch: 11/19/2023
SNOs_Map_NOAA-21_TERRA_20231119.jpg

Download SNOs between NOAA-21 and TERRA since TLE EPOCH: 11/19/2023 in txt file.

Historial Predications of SNOs between NOAA-21 and TERRA