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: 4/30/2020
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 04/30/2020 22:24:54 -70.20, 20.11 125.02 04/30/2020 22:23:40 -70.21, 20.13 125.00 1.81 74
2 04/30/2020 23:14:21 70.09,-172.40 54.87 04/30/2020 23:14:24 70.10,-172.39 54.88 1.29 3
3 05/01/2020 00:03:52 -69.92, -4.99 125.31 05/01/2020 00:05:05 -69.95, -4.85 125.28 6.32 73
4 05/03/2020 14:41:21 -70.17, 135.96 125.84 05/03/2020 14:40:33 -70.16, 135.99 125.85 2.19 48
5 05/03/2020 15:30:48 70.06, -56.56 54.05 05/03/2020 15:31:17 70.04, -56.53 54.03 1.80 29
6 05/06/2020 06:08:07 70.90, 85.29 54.13 05/06/2020 06:06:59 70.94, 83.19 54.21 76.34 68
7 05/06/2020 06:57:49 -70.14,-108.20 126.63 05/06/2020 06:57:28 -70.15,-108.24 126.61 1.66 21
8 05/06/2020 07:47:16 70.03, 59.28 53.25 05/06/2020 07:48:12 70.05, 59.24 53.27 2.71 56
9 05/08/2020 22:24:47 70.21,-159.86 52.72 05/08/2020 22:23:40 70.20,-159.86 52.72 0.64 67
10 05/08/2020 23:14:17 -70.11, 7.63 127.39 05/08/2020 23:14:22 -70.10, 7.62 127.40 1.08 5
11 05/09/2020 00:03:50 69.66, 174.65 52.17 05/09/2020 00:05:00 69.68, 175.56 52.17 35.24 70
12 05/11/2020 14:41:15 70.17, -44.04 51.99 05/11/2020 14:40:34 70.16, -44.01 51.98 1.77 41
13 05/11/2020 15:30:45 -70.07, 123.46 128.12 05/11/2020 15:31:16 -70.05, 123.47 128.14 2.45 31

Figure of LANDSAT-8 and NPP satellite orbits during SNOs since TLE Epoch: 4/30/2020
SNOs_Map_LANDSAT-8_NPP_20200430.jpg

Download SNOs between LANDSAT-8 and NPP since TLE EPOCH: 04/30/2020 in txt file.

Historical Predictions of SNOs between LANDSAT-8 and NPP

NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service