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: 1/17/2023
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 01/17/2023 21:36:04 70.71,-146.67 91.34 01/17/2023 21:34:54 70.74,-148.10 91.42 52.38 70
2 01/17/2023 22:25:42 -70.16, 20.14 89.21 01/17/2023 22:25:27 -70.17, 20.12 89.18 2.17 15
3 01/17/2023 23:15:09 70.05,-172.36 90.69 01/17/2023 23:16:11 70.06,-172.39 90.69 1.36 62
4 01/20/2023 13:52:37 70.22, -31.50 90.32 01/20/2023 13:51:40 70.22, -31.49 90.32 0.58 57
5 01/20/2023 14:42:07 -70.11, 135.97 89.80 01/20/2023 14:42:22 -70.12, 135.97 89.79 1.56 15
6 01/20/2023 15:31:46 69.34, -57.44 89.46 01/20/2023 15:32:53 69.32, -55.53 89.37 75.11 67
7 01/23/2023 06:09:02 70.18, 84.34 89.68 01/23/2023 06:08:36 70.18, 84.34 89.69 0.29 26
8 01/23/2023 06:58:32 -70.07,-108.19 90.44 01/23/2023 06:59:18 -70.08,-108.20 90.43 1.17 46
9 01/25/2023 21:35:59 -70.27, 32.72 90.87 01/25/2023 21:34:48 -70.26, 32.67 90.87 2.11 71
10 01/25/2023 22:25:26 70.16,-159.80 89.02 01/25/2023 22:25:32 70.16,-159.85 89.02 2.02 6
11 01/25/2023 23:14:59 -69.89, 7.45 91.25 01/25/2023 23:16:11 -69.90, 7.86 91.27 15.75 72
12 01/28/2023 13:52:23 -70.21, 148.53 91.61 01/28/2023 13:51:43 -70.19, 148.56 91.62 2.00 40
13 01/28/2023 14:41:50 70.09, -43.99 88.27 01/28/2023 14:42:27 70.09, -43.98 88.27 0.67 37

Figure of LANDSAT-8 and NPP satellite orbits during SNOs since TLE Epoch: 1/17/2023
SNOs_Map_LANDSAT-8_NPP_20230117.jpg

Download SNOs between LANDSAT-8 and NPP since TLE EPOCH: 01/17/2023 in txt file.

Historial Predications of SNOs between LANDSAT-8 and NPP