Simultaneous Nadir Overpasses (SNOs) Predictions

Prediction of SNOs between NOAA-20 and TERRA Satellite Orbit:

Table of predicted SNOs for the next 14.0 days since TLE Epoch: 10/20/2021
Index Date (NOAA-20) Time (NOAA-20) Lat,Lon (NOAA-20) SZA (NOAA-20 ) Date (TERRA) Time (TERRA) Lat,Lon (TERRA) SZA (TERRA ) Distance(km) Time Diff (sec)
1 10/21/2021 23:08:07 -69.17, 10.41 99.90 10/21/2021 23:09:18 -69.09, 10.99 99.98 24.90 71
2 10/21/2021 23:58:46 68.79, 178.25 79.74 10/21/2021 23:58:48 68.81, 178.28 79.76 2.65 2
3 10/22/2021 00:49:27 -68.65, -14.25 100.40 10/22/2021 00:48:19 -68.64, -14.29 100.41 1.77 68
4 10/24/2021 15:24:54 -68.86, 126.62 99.27 10/24/2021 15:25:46 -68.86, 126.59 99.27 1.09 52
5 10/24/2021 16:15:38 68.75, -65.92 80.63 10/24/2021 16:15:13 68.74, -65.91 80.63 0.51 25
6 10/24/2021 17:06:05 -67.85, 102.55 100.24 10/24/2021 17:04:56 -67.91, 100.73 100.21 76.63 69
7 10/27/2021 06:51:21 69.77, 73.79 82.54 10/27/2021 06:52:28 69.67, 75.90 82.47 82.05 67
8 10/27/2021 07:41:47 -68.82,-117.55 98.40 10/27/2021 07:42:11 -68.85,-117.54 98.37 3.41 24
9 10/27/2021 08:32:31 68.71, 49.91 81.51 10/27/2021 08:31:38 68.73, 49.95 81.53 3.12 53
10 10/29/2021 23:07:59 68.93,-169.24 82.60 10/29/2021 23:09:06 68.93,-169.19 82.60 2.40 67
11 10/29/2021 23:58:40 -68.78, -1.72 97.54 10/29/2021 23:58:37 -68.77, -1.75 97.55 1.23 3
12 10/30/2021 00:49:19 68.40, 166.09 82.10 10/30/2021 00:48:07 68.48, 165.54 82.17 24.12 72
13 11/01/2021 15:24:51 68.84, -53.35 83.38 11/01/2021 15:25:32 68.85, -53.41 83.38 2.30 41
14 11/01/2021 16:15:33 -68.74, 114.10 96.72 11/01/2021 16:15:02 -68.75, 114.10 96.71 0.70 31

Figure of NOAA-20 and TERRA satellite orbits during SNOs since TLE Epoch: 10/20/2021
SNOs_Map_NOAA-20_TERRA_20211020.jpg

Download SNOs between NOAA-20 and TERRA since TLE EPOCH: 10/20/2021 in txt file.

Historial Predications of SNOs between NOAA-20 and TERRA