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: 4/20/2020
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 04/22/2020 22:24:56 70.24,-159.80 57.58 04/22/2020 22:23:43 70.28,-159.99 57.63 8.27 73
2 04/22/2020 23:14:27 -70.09, 7.60 122.59 04/22/2020 23:14:23 -70.09, 7.63 122.59 1.03 4
3 04/23/2020 00:03:54 69.97, 175.09 57.29 04/23/2020 00:05:07 69.97, 175.12 57.28 0.98 73
4 04/25/2020 14:41:24 70.18, -44.02 56.63 04/25/2020 14:40:35 70.17, -44.04 56.63 0.88 49
5 04/25/2020 15:30:54 -70.08, 123.47 123.48 04/25/2020 15:31:17 -70.08, 123.42 123.48 1.86 23
6 04/28/2020 06:57:53 70.10, 71.75 55.71 04/28/2020 06:57:29 70.12, 71.82 55.72 2.75 24
7 04/28/2020 07:47:23 -70.01,-120.75 124.40 04/28/2020 07:48:11 -70.02,-120.72 124.40 1.78 48
8 04/30/2020 22:24:54 -70.21, 20.13 125.01 04/30/2020 22:23:40 -70.22, 20.12 124.99 1.23 74
9 04/30/2020 23:14:21 70.08,-172.40 54.86 04/30/2020 23:14:24 70.11,-172.41 54.90 3.37 3
10 05/01/2020 00:03:52 -69.93, -4.98 125.30 05/01/2020 00:05:05 -69.96, -4.86 125.28 5.34 73
11 05/03/2020 14:41:22 -70.18, 135.98 125.83 05/03/2020 14:40:34 -70.16, 135.98 125.84 2.66 48
12 05/03/2020 15:30:49 70.06, -56.55 54.05 05/03/2020 15:31:18 70.06, -56.56 54.05 0.13 29

Figure of LANDSAT-8 and NPP satellite orbits during SNOs since TLE Epoch: 4/20/2020
SNOs_Map_LANDSAT-8_NPP_20200421.jpg

Download SNOs between LANDSAT-8 and NPP since TLE EPOCH: 04/20/2020 in txt file.

Historical Predictions of SNOs between LANDSAT-8 and NPP

NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service