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: 8/21/2023
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 08/21/2023 21:35:53 -70.45, 32.97 121.58 08/21/2023 21:34:40 -70.49, 32.43 121.52 20.39 73
2 08/21/2023 22:25:23 70.19,-159.77 58.18 08/21/2023 22:25:20 70.16,-159.75 58.16 2.96 3
3 08/21/2023 23:14:53 -70.07, 7.70 121.92 08/21/2023 23:16:02 -70.07, 7.70 121.92 0.21 69
4 08/24/2023 13:52:27 -70.23, 148.52 120.89 08/24/2023 13:51:29 -70.23, 148.60 120.88 3.12 58
5 08/24/2023 14:41:54 70.12, -43.98 59.02 08/24/2023 14:42:13 70.12, -43.92 59.02 2.57 19
6 08/24/2023 15:31:35 -69.41, 122.66 121.66 08/24/2023 15:32:43 -69.40, 124.47 121.72 70.66 68
7 08/27/2023 06:08:56 -70.20, -95.64 120.00 08/27/2023 06:08:21 -70.20, -95.57 120.00 2.55 35
8 08/27/2023 06:58:23 70.09, 71.85 59.91 08/27/2023 06:59:05 70.09, 71.90 59.91 2.03 42
9 08/29/2023 21:35:50 70.57,-146.84 61.30 08/29/2023 21:34:39 70.64,-147.81 61.39 36.81 71
10 08/29/2023 22:25:25 -70.19, 20.24 119.06 08/29/2023 22:25:14 -70.17, 20.24 119.08 2.58 11
11 08/29/2023 23:14:52 70.08,-172.27 60.85 08/29/2023 23:15:58 70.07,-172.29 60.82 2.00 66
12 09/01/2023 13:52:24 70.27, -31.40 61.96 09/01/2023 13:51:25 70.25, -31.43 61.95 2.25 59
13 09/01/2023 14:41:54 -70.17, 136.09 118.13 09/01/2023 14:42:07 -70.15, 136.04 118.15 2.51 13
14 09/01/2023 15:31:32 69.45, -57.27 61.19 09/01/2023 15:32:40 69.47, -55.63 61.16 63.77 68

Figure of LANDSAT-8 and NPP satellite orbits during SNOs since TLE Epoch: 8/21/2023
SNOs_Map_LANDSAT-8_NPP_20230821.jpg

Download SNOs between LANDSAT-8 and NPP since TLE EPOCH: 08/21/2023 in txt file.

Historial Predications of SNOs between LANDSAT-8 and NPP