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: 7/22/2019
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 07/23/2019 06:08:43 70.81, 85.30 50.64 07/23/2019 06:07:35 70.85, 83.26 50.78 74.42 68
2 07/23/2019 06:58:24 -70.09,-108.13 130.04 07/23/2019 06:58:04 -70.09,-108.20 130.03 2.65 20
3 07/23/2019 07:47:52 69.94, 59.30 49.83 07/23/2019 07:48:48 69.96, 59.30 49.85 3.11 56
4 07/25/2019 22:25:26 70.12,-159.84 50.56 07/25/2019 22:24:17 70.13,-159.81 50.58 1.41 69
5 07/25/2019 23:14:56 -70.01, 7.64 129.55 07/25/2019 23:14:58 -70.00, 7.72 129.56 3.54 2
6 07/26/2019 00:04:27 69.69, 174.83 50.16 07/26/2019 00:05:38 69.66, 175.53 50.09 27.00 71
7 07/28/2019 14:41:57 70.11, -43.98 51.15 07/28/2019 14:41:12 70.09, -43.98 51.14 2.18 45
8 07/28/2019 15:31:27 -70.00, 123.50 128.95 07/28/2019 15:31:54 -70.01, 123.47 128.95 1.27 27
9 07/31/2019 06:08:46 -70.99, -94.44 127.39 07/31/2019 06:07:39 -71.06, -97.08 127.21 95.84 67
10 07/31/2019 06:58:28 70.06, 71.83 51.74 07/31/2019 06:58:06 70.06, 71.85 51.74 0.99 22
11 07/31/2019 07:47:58 -69.96,-120.69 128.36 07/31/2019 07:48:48 -69.97,-120.70 128.35 0.95 50
12 08/02/2019 22:25:32 -70.19, 20.24 127.48 08/02/2019 22:24:19 -70.24, 20.03 127.41 9.51 73
13 08/02/2019 23:15:00 70.03,-172.35 52.38 08/02/2019 23:15:01 70.02,-172.33 52.37 0.98 1
14 08/03/2019 00:04:30 -69.93, -4.86 127.71 08/03/2019 00:05:43 -69.93, -4.87 127.72 0.48 73

Figure of LANDSAT-8 and NPP satellite orbits during SNOs since TLE Epoch: 7/22/2019
SNOs_Map_LANDSAT-8_NPP_20190722.jpg

Download SNOs between LANDSAT-8 and NPP since TLE EPOCH: 07/22/2019 in txt file.

Historical Predictions of SNOs between LANDSAT-8 and NPP

NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service