Simultaneous Nadir Overpasses (SNOs) Predictions

Prediction of SNOs between NOAA-21 and LANDSAT-9 Satellite Orbit:

Table of predicted SNOs for the next 14.0 days since TLE Epoch: 12/10/2022
Index Date (NOAA-21) Time (NOAA-21) Lat,Lon (NOAA-21) SZA (NOAA-21 ) Date (LANDSAT-9) Time (LANDSAT-9) Lat,Lon (LANDSAT-9) SZA (LANDSAT-9 ) Distance(km) Time Diff (sec)
1 12/10/2022 11:29:32 70.37, 3.71 93.21 12/10/2022 11:30:43 70.29, 4.14 93.12 18.18 71
2 12/10/2022 12:20:01 -70.12, 171.46 87.05 12/10/2022 12:20:14 -70.12, 171.53 87.05 2.61 13
3 12/10/2022 13:10:45 69.99, -21.04 92.83 12/10/2022 13:09:42 69.97, -21.05 92.81 2.21 63
4 12/13/2022 07:53:28 -70.16,-121.97 86.79 12/13/2022 07:54:28 -70.14,-122.01 86.81 2.36 60
5 12/13/2022 08:44:12 70.04, 45.52 93.10 12/13/2022 08:43:55 70.04, 45.49 93.10 1.19 17
6 12/13/2022 09:34:40 -69.73,-146.65 87.22 12/13/2022 09:33:28 -69.76,-147.26 87.18 23.93 72
7 12/16/2022 04:17:40 70.12, 112.05 93.34 12/16/2022 04:18:08 70.14, 112.08 93.36 3.15 28
8 12/16/2022 05:08:13 -70.05, -80.49 86.73 12/16/2022 05:07:38 -70.04, -80.45 86.75 2.54 35
9 12/18/2022 23:51:09 70.26, 178.47 93.59 12/18/2022 23:52:21 70.22, 178.63 93.54 7.66 72
10 12/19/2022 00:41:41 -70.13, -13.97 86.56 12/19/2022 00:41:51 -70.12, -13.89 86.57 3.13 10
11 12/19/2022 01:32:24 69.99, 153.55 93.31 12/19/2022 01:31:18 70.01, 153.60 93.33 2.60 66
12 12/21/2022 20:15:07 -70.16, 52.62 86.48 12/21/2022 20:16:03 -70.18, 52.64 86.47 1.73 56
13 12/21/2022 21:05:50 70.05,-139.90 93.41 12/21/2022 21:05:30 70.06,-139.88 93.42 1.41 20
14 12/21/2022 21:56:17 -69.63, 28.09 87.03 12/21/2022 21:55:05 -69.69, 27.23 86.96 33.80 72

Figure of NOAA-21 and LANDSAT-9 satellite orbits during SNOs since TLE Epoch: 12/10/2022
SNOs_Map_NOAA-21_LANDSAT-9_20221210.jpg

Download SNOs between NOAA-21 and LANDSAT-9 since TLE EPOCH: 12/10/2022 in txt file.

Historial Predications of SNOs between NOAA-21 and LANDSAT-9