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: 10/20/2023
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 10/22/2023 06:08:59 70.54, 84.86 81.41 10/22/2023 06:07:48 70.64, 83.77 81.50 41.40 71
2 10/22/2023 06:58:34 -70.11,-108.15 99.02 10/22/2023 06:58:21 -70.13,-108.11 99.00 2.62 13
3 10/22/2023 07:48:01 70.00, 59.35 80.89 10/22/2023 07:49:05 70.01, 59.38 80.90 1.30 64
4 10/24/2023 22:25:35 70.19,-159.79 81.99 10/24/2023 22:24:35 70.18,-159.75 81.98 1.86 60
5 10/24/2023 23:15:05 -70.08, 7.69 98.11 10/24/2023 23:15:17 -70.09, 7.71 98.10 0.96 12
6 10/25/2023 00:04:42 69.42, 174.43 81.24 10/25/2023 00:05:50 69.39, 176.05 81.22 63.61 68
7 10/27/2023 14:42:05 70.18, -43.93 82.89 10/27/2023 14:41:31 70.16, -43.95 82.88 2.29 34
8 10/27/2023 15:31:35 -70.07, 123.56 97.20 10/27/2023 15:32:13 -70.07, 123.50 97.21 2.22 38
9 10/30/2023 06:09:01 -70.62, -95.04 95.78 10/30/2023 06:07:51 -70.68, -96.33 95.72 47.95 70
10 10/30/2023 06:58:35 70.12, 71.88 83.73 10/30/2023 06:58:27 70.15, 71.83 83.76 3.32 8
11 10/30/2023 07:48:05 -70.02,-120.63 96.36 10/30/2023 07:49:08 -70.00,-120.64 96.38 2.29 63
12 11/01/2023 22:25:37 -70.20, 20.23 95.33 11/01/2023 22:24:38 -70.21, 20.18 95.33 1.98 59
13 11/01/2023 23:15:03 70.09,-172.29 84.56 11/01/2023 23:15:21 70.10,-172.34 84.58 2.10 18

Figure of LANDSAT-8 and NPP satellite orbits during SNOs since TLE Epoch: 10/20/2023
SNOs_Map_LANDSAT-8_NPP_20231020.jpg

Download SNOs between LANDSAT-8 and NPP since TLE EPOCH: 10/20/2023 in txt file.

Historial Predications of SNOs between LANDSAT-8 and NPP