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: 4/11/2022
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 04/12/2022 22:25:14 70.21,-159.88 61.21 04/12/2022 22:24:08 70.23,-159.86 61.23 1.90 66
2 04/12/2022 23:14:44 -70.10, 7.60 118.91 04/12/2022 23:14:49 -70.09, 7.66 118.92 2.83 5
3 04/13/2022 00:04:17 69.67, 174.63 60.66 04/13/2022 00:05:27 69.65, 175.63 60.61 38.57 70
4 04/15/2022 14:41:43 70.21, -44.02 60.24 04/15/2022 14:41:01 70.22, -44.08 60.26 3.02 42
5 04/15/2022 15:31:13 -70.10, 123.46 119.88 04/15/2022 15:31:42 -70.09, 123.45 119.90 1.80 29
6 04/18/2022 06:08:32 -71.06, -94.51 119.87 04/18/2022 06:07:25 -71.07, -96.99 119.79 89.49 67
7 04/18/2022 06:58:13 70.19, 71.82 59.27 04/18/2022 06:57:54 70.17, 71.77 59.26 2.52 19
8 04/18/2022 07:47:44 -70.03,-120.77 120.90 04/18/2022 07:48:35 -70.03,-120.69 120.90 2.83 51
9 04/20/2022 22:25:16 -70.27, 20.16 121.57 04/20/2022 22:24:03 -70.24, 20.14 121.59 3.06 73
10 04/20/2022 23:14:43 70.15,-172.36 58.31 04/20/2022 23:14:47 70.13,-172.38 58.29 2.93 4
11 04/21/2022 00:04:15 -69.94, -5.02 121.91 04/21/2022 00:05:27 -69.93, -4.77 121.93 9.77 72
12 04/23/2022 14:41:46 -70.22, 135.97 122.52 04/23/2022 14:40:56 -70.20, 135.98 122.53 2.41 50
13 04/23/2022 15:31:13 70.10, -56.55 57.36 04/23/2022 15:31:40 70.09, -56.54 57.35 1.63 27

Figure of LANDSAT-8 and NPP satellite orbits during SNOs since TLE Epoch: 4/11/2022
SNOs_Map_LANDSAT-8_NPP_20220411.jpg

Download SNOs between LANDSAT-8 and NPP since TLE EPOCH: 04/11/2022 in txt file.

Historial Predications of SNOs between LANDSAT-8 and NPP