Simultaneous Nadir Overpasses (SNOs) Predictions

Prediction of SNOs between LANDSAT-8 and NPP Satellite Orbit:

Table of predicted SNOs for the next 14.0 days since TLE Epoch: 12/9/2021
Index Date (LANDSAT-8) Time (LANDSAT-8) Lat,Lon (LANDSAT-8) SZA (LANDSAT-8 ) Date (NPP) Time (NPP) Lat,Lon (NPP) SZA (NPP ) Distance(km) Time Diff (sec)
1 12/11/2021 06:09:18 -70.18, -95.69 86.91 12/11/2021 06:08:22 -70.20, -95.73 86.89 1.86 56
2 12/11/2021 06:58:45 70.08, 71.80 93.00 12/11/2021 06:59:06 70.07, 71.77 92.99 1.50 21
3 12/11/2021 07:48:27 -69.31,-121.62 87.76 12/11/2021 07:49:35 -69.31,-119.79 87.79 71.89 68
4 12/13/2021 22:25:48 -70.12, 20.09 86.78 12/13/2021 22:25:13 -70.14, 20.14 86.76 3.06 35
5 12/13/2021 23:15:15 70.01,-172.42 93.12 12/13/2021 23:15:57 70.01,-172.37 93.13 2.25 42
6 12/16/2021 13:52:40 70.53, -31.06 93.77 12/16/2021 13:51:29 70.58, -32.10 93.84 39.04 71
7 12/16/2021 14:42:16 -70.10, 135.94 86.66 12/16/2021 14:42:03 -70.08, 136.01 86.68 3.09 13
8 12/16/2021 15:31:43 69.98, -56.57 93.23 12/16/2021 15:32:48 70.01, -56.58 93.26 3.34 65
9 12/19/2021 06:09:15 70.17, 84.30 93.50 12/19/2021 06:08:13 70.17, 84.34 93.50 1.61 62
10 12/19/2021 06:58:45 -70.07,-108.21 86.60 12/19/2021 06:58:55 -70.08,-108.21 86.60 0.92 10
11 12/19/2021 07:48:21 69.46, 58.59 92.80 12/19/2021 07:49:30 69.49, 59.97 92.80 53.99 69
12 12/21/2021 22:25:44 70.14,-159.86 93.50 12/21/2021 22:25:04 70.12,-159.81 93.48 3.07 40
13 12/21/2021 23:15:14 -70.04, 7.63 86.61 12/21/2021 23:15:46 -70.03, 7.64 86.62 1.33 32

Figure of LANDSAT-8 and NPP satellite orbits during SNOs since TLE Epoch: 12/9/2021
SNOs_Map_LANDSAT-8_NPP_20211210.jpg

Download SNOs between LANDSAT-8 and NPP since TLE EPOCH: 12/09/2021 in txt file.

Historial Predications of SNOs between LANDSAT-8 and NPP