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: 11/7/2021
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 11/09/2021 15:24:45 -68.86, 126.65 94.20 11/09/2021 15:25:29 -68.88, 126.60 94.18 3.28 44
2 11/09/2021 16:15:29 68.74, -65.88 85.70 11/09/2021 16:14:56 68.77, -65.90 85.72 3.25 33
3 11/12/2021 06:51:07 69.57, 74.12 87.24 11/12/2021 06:52:16 69.44, 75.56 87.12 58.04 69
4 11/12/2021 07:41:37 -68.84,-117.54 93.49 11/12/2021 07:41:55 -68.83,-117.59 93.50 2.46 18
5 11/12/2021 08:32:21 68.73, 49.92 86.41 11/12/2021 08:31:22 68.72, 49.91 86.40 1.21 59
6 11/14/2021 23:07:48 68.92,-169.18 87.29 11/14/2021 23:08:51 68.93,-169.23 87.30 2.22 63
7 11/14/2021 23:58:30 -68.82, -1.74 92.80 11/14/2021 23:58:21 -68.82, -1.73 92.81 0.38 9
8 11/15/2021 00:49:06 68.28, 166.29 86.67 11/15/2021 00:47:55 68.31, 165.30 86.69 40.86 71
9 11/17/2021 15:24:41 68.90, -53.38 87.93 11/17/2021 15:25:17 68.90, -53.38 87.94 0.36 36
10 11/17/2021 16:15:23 -68.81, 114.06 92.16 11/17/2021 16:14:47 -68.80, 114.13 92.17 2.59 36
11 11/20/2021 06:50:59 -69.48,-105.72 90.88 11/20/2021 06:52:09 -69.38,-104.53 90.97 47.68 70
12 11/20/2021 07:41:34 68.89, 62.41 88.55 11/20/2021 07:41:43 68.87, 62.46 88.52 3.08 9
13 11/20/2021 08:32:15 -68.74,-130.07 91.60 11/20/2021 08:31:14 -68.72,-130.10 91.63 3.18 61

Figure of NOAA-20 and TERRA satellite orbits during SNOs since TLE Epoch: 11/7/2021
SNOs_Map_NOAA-20_TERRA_20211107.jpg

Download SNOs between NOAA-20 and TERRA since TLE EPOCH: 11/07/2021 in txt file.

Historial Predications of SNOs between NOAA-20 and TERRA