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: 11/9/2023
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 11/09/2023 13:30:01 71.22, -28.37 88.01 11/09/2023 13:31:04 71.23, -28.44 88.02 2.48 63
2 11/09/2023 14:20:44 -71.18, 139.03 92.03 11/09/2023 14:20:29 -71.16, 139.10 92.05 3.46 15
3 11/09/2023 15:11:12 70.23, -52.12 87.02 11/09/2023 15:10:05 70.28, -54.54 87.10 91.41 67
4 11/12/2023 01:33:21 -71.67, -29.96 90.84 11/12/2023 01:34:32 -71.56, -28.84 90.96 41.38 71
5 11/12/2023 02:23:58 71.20, 138.17 88.70 11/12/2023 02:23:59 71.18, 138.23 88.68 2.99 1
6 11/12/2023 03:14:38 -71.00, -54.16 91.51 11/12/2023 03:13:25 -71.05, -54.32 91.45 8.55 73
7 11/14/2023 14:27:10 -71.19, 137.39 90.65 11/14/2023 14:27:33 -71.19, 137.31 90.66 2.75 23
8 11/14/2023 15:17:54 71.09, -55.13 89.26 11/14/2023 15:16:55 71.08, -55.19 89.25 2.27 59
9 11/17/2023 02:30:25 71.25, 136.48 90.05 11/17/2023 02:31:02 71.22, 136.46 90.02 3.23 37
10 11/17/2023 03:21:07 -71.14, -56.02 90.06 11/17/2023 03:20:27 -71.14, -56.01 90.06 0.28 40
11 11/19/2023 14:33:37 -71.26, 135.67 89.35 11/19/2023 14:34:33 -71.28, 135.65 89.33 2.68 56
12 11/19/2023 15:24:21 71.17, -56.86 90.57 11/19/2023 15:23:55 71.18, -56.85 90.59 1.76 26
13 11/22/2023 02:36:51 71.30, 134.79 91.26 11/22/2023 02:38:00 71.33, 134.82 91.29 3.40 69
14 11/22/2023 03:27:33 -71.19, -57.69 88.85 11/22/2023 03:27:26 -71.19, -57.75 88.85 2.00 7

Figure of NOAA-21 and TERRA satellite orbits during SNOs since TLE Epoch: 11/9/2023
SNOs_Map_NOAA-21_TERRA_20231109.jpg

Download SNOs between NOAA-21 and TERRA since TLE EPOCH: 11/09/2023 in txt file.

Historial Predications of SNOs between NOAA-21 and TERRA