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: 1/1/2023
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 01/02/2023 20:49:00 70.31,-136.12 93.15 01/02/2023 20:50:01 70.30,-136.20 93.13 3.35 61
2 01/02/2023 21:39:42 -70.22, 31.34 86.95 01/02/2023 21:39:26 -70.22, 31.35 86.95 0.52 16
3 01/02/2023 22:30:11 69.31,-160.01 92.11 01/02/2023 22:29:04 69.33,-162.20 92.20 86.40 67
4 01/05/2023 09:42:56 70.36, 30.32 92.95 01/05/2023 09:44:05 70.37, 30.36 92.95 1.87 69
5 01/05/2023 10:33:37 -70.21,-162.13 87.21 01/05/2023 10:33:31 -70.24,-162.17 87.19 3.17 6
6 01/05/2023 11:24:13 69.68, 5.98 92.23 01/05/2023 11:23:02 69.74, 4.79 92.33 46.55 71
7 01/07/2023 22:36:55 70.62,-163.58 92.92 01/07/2023 22:38:06 70.53,-162.95 92.80 25.60 71
8 01/07/2023 23:27:32 -70.26, 4.30 87.46 01/07/2023 23:27:35 -70.24, 4.28 87.49 3.20 3
9 01/08/2023 00:18:13 69.99, 172.02 92.26 01/08/2023 00:17:00 70.06, 171.70 92.34 14.65 73
10 01/10/2023 11:30:56 70.94, 2.41 92.91 01/10/2023 11:32:05 70.83, 3.96 92.74 57.94 69
11 01/10/2023 12:21:27 -70.27, 170.81 87.81 01/10/2023 12:21:39 -70.26, 170.78 87.81 1.15 12
12 01/10/2023 13:12:11 70.16, -21.71 92.08 01/10/2023 13:11:03 70.14, -21.73 92.07 1.78 68
13 01/13/2023 00:24:57 71.26, 168.37 92.86 01/13/2023 00:26:03 71.16, 170.94 92.67 92.66 66
14 01/13/2023 01:15:22 -70.27, -22.69 88.19 01/13/2023 01:15:43 -70.27, -22.75 88.20 2.29 21
15 01/13/2023 02:06:06 70.17, 144.78 91.70 01/13/2023 02:05:07 70.15, 144.74 91.68 3.14 59

Figure of NOAA-21 and TERRA satellite orbits during SNOs since TLE Epoch: 1/1/2023
SNOs_Map_NOAA-21_TERRA_20230101.jpg

Download SNOs between NOAA-21 and TERRA since TLE EPOCH: 01/01/2023 in txt file.

Historial Predications of SNOs between NOAA-21 and TERRA