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: 1/16/2023
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 70.70,-146.70 91.32 01/17/2023 21:34:54 70.75,-148.12 91.43 52.54 70
2 01/17/2023 22:25:42 -70.14, 20.13 89.22 01/17/2023 22:25:26 -70.13, 20.18 89.23 2.52 16
3 01/17/2023 23:15:09 70.04,-172.38 90.68 01/17/2023 23:16:10 70.02,-172.33 90.65 2.94 61
4 01/20/2023 13:52:37 70.25, -31.46 90.35 01/20/2023 13:51:41 70.23, -31.51 90.34 3.30 56
5 01/20/2023 14:42:07 -70.14, 136.02 89.77 01/20/2023 14:42:23 -70.14, 135.95 89.78 2.63 16
6 01/20/2023 15:31:47 69.31, -57.47 89.44 01/20/2023 15:32:54 69.33, -55.55 89.38 75.50 67
7 01/23/2023 06:09:01 70.21, 84.37 89.70 01/23/2023 06:08:36 70.20, 84.31 89.70 2.41 25
8 01/23/2023 06:58:31 -70.10,-108.15 90.41 01/23/2023 06:59:18 -70.10,-108.22 90.41 2.65 47
9 01/25/2023 21:35:59 -70.23, 32.66 90.91 01/25/2023 21:34:47 -70.23, 32.73 90.90 2.63 72
10 01/25/2023 22:25:26 70.11,-159.86 88.97 01/25/2023 22:25:31 70.13,-159.80 88.99 2.88 5
11 01/25/2023 23:14:58 -69.89, 7.46 91.25 01/25/2023 23:16:10 -69.87, 7.91 91.30 17.32 72
12 01/28/2023 13:52:22 -70.20, 148.52 91.62 01/28/2023 13:51:43 -70.22, 148.52 91.59 2.29 39
13 01/28/2023 14:41:49 70.08, -44.00 88.26 01/28/2023 14:42:26 70.06, -43.93 88.24 3.08 37

Figure of LANDSAT-8 and NPP satellite orbits during SNOs since TLE Epoch: 1/16/2023
SNOs_Map_LANDSAT-8_NPP_20230116.jpg

Download SNOs between LANDSAT-8 and NPP since TLE EPOCH: 01/16/2023 in txt file.

Historial Predications of SNOs between LANDSAT-8 and NPP