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: 4/19/2022
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 04/20/2022 22:25:15 -70.18, 20.20 121.66 04/20/2022 22:24:02 -70.17, 20.24 121.66 1.63 73
2 04/20/2022 23:14:41 70.08,-172.30 58.24 04/20/2022 23:14:45 70.05,-172.27 58.21 3.21 4
3 04/21/2022 00:04:13 -69.86, -4.98 122.00 04/21/2022 00:05:25 -69.86, -4.67 122.00 11.97 72
4 04/23/2022 14:41:43 -70.13, 136.02 122.61 04/23/2022 14:40:54 -70.13, 136.08 122.60 2.33 49
5 04/23/2022 15:31:10 70.02, -56.49 57.28 04/23/2022 15:31:38 70.01, -56.43 57.26 2.72 28
6 04/26/2022 06:08:28 70.94, 85.48 57.32 04/26/2022 06:07:21 71.02, 83.11 57.46 86.59 67
7 04/26/2022 06:58:11 -70.12,-108.10 123.49 04/26/2022 06:57:48 -70.14,-108.16 123.47 3.17 23
8 04/26/2022 07:47:38 70.01, 59.39 56.39 04/26/2022 07:48:32 70.03, 59.32 56.40 2.95 54
9 04/28/2022 22:25:09 70.20,-159.73 55.75 04/28/2022 22:23:59 70.20,-159.79 55.75 2.19 70
10 04/28/2022 23:14:40 -70.04, 7.67 124.42 04/28/2022 23:14:40 -70.05, 7.75 124.41 3.24 0
11 04/29/2022 00:04:09 69.82, 175.01 55.35 04/29/2022 00:05:21 69.78, 175.47 55.30 18.08 72
12 05/01/2022 14:41:37 70.16, -43.90 54.88 05/01/2022 14:40:52 70.17, -43.97 54.90 3.15 45
13 05/01/2022 15:31:06 -70.06, 123.59 125.23 05/01/2022 15:31:32 -70.03, 123.57 125.26 3.39 26

Figure of LANDSAT-8 and NPP satellite orbits during SNOs since TLE Epoch: 4/19/2022
SNOs_Map_LANDSAT-8_NPP_20220419.jpg

Download SNOs between LANDSAT-8 and NPP since TLE EPOCH: 04/19/2022 in txt file.

Historial Predications of SNOs between LANDSAT-8 and NPP