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: 4/20/2022
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 22:25:14 -70.19, 20.21 121.65 04/20/2022 22:24:01 -70.17, 20.25 121.66 2.43 73
2 04/20/2022 23:14:41 70.08,-172.29 58.24 04/20/2022 23:14:46 70.10,-172.34 58.26 2.41 5
3 04/21/2022 00:04:13 -69.86, -4.97 121.99 04/21/2022 00:05:25 -69.86, -4.66 122.00 11.94 72
4 04/23/2022 14:41:43 -70.14, 136.03 122.60 04/23/2022 14:40:54 -70.13, 136.09 122.61 2.53 49
5 04/23/2022 15:31:10 70.03, -56.48 57.29 04/23/2022 15:31:39 70.06, -56.50 57.32 3.29 29
6 04/26/2022 06:08:28 70.95, 85.49 57.33 04/26/2022 06:07:21 71.02, 83.11 57.46 86.76 67
7 04/26/2022 06:58:11 -70.13,-108.09 123.49 04/26/2022 06:57:48 -70.14,-108.16 123.47 2.95 23
8 04/26/2022 07:47:38 70.02, 59.39 56.40 04/26/2022 07:48:32 70.03, 59.33 56.40 2.75 54
9 04/28/2022 22:25:09 70.21,-159.72 55.75 04/28/2022 22:23:59 70.20,-159.79 55.76 2.74 70
10 04/28/2022 23:14:40 -70.05, 7.68 124.42 04/28/2022 23:14:40 -70.06, 7.75 124.41 2.68 0
11 04/29/2022 00:04:09 69.82, 175.02 55.36 04/29/2022 00:05:21 69.79, 175.46 55.31 17.75 72
12 05/01/2022 14:41:37 70.11, -43.97 54.84 05/01/2022 14:40:50 70.13, -43.90 54.86 3.20 47
13 05/01/2022 15:31:07 -70.01, 123.52 125.28 05/01/2022 15:31:32 -70.03, 123.56 125.25 3.28 25

Figure of LANDSAT-8 and NPP satellite orbits during SNOs since TLE Epoch: 4/20/2022
SNOs_Map_LANDSAT-8_NPP_20220420.jpg

Download SNOs between LANDSAT-8 and NPP since TLE EPOCH: 04/20/2022 in txt file.

Historial Predications of SNOs between LANDSAT-8 and NPP