Simultaneous Nadir Overpasses (SNOs) Predictions

Prediction of SNOs near equator between AQUA and NPP Satellite Orbit:

Table of predicted SNOs near equator for the next 14.0 days since TLE Epoch: 4/12/2021
Index Date (AQUA) Time (AQUA) AQUA Lat,Lon Date (NPP) Time (NPP) NPP Lat,Lon Distance(km) Time Diff (sec)
1 04/14/2021 16:25:42 -6.08, 136.57 04/14/2021 16:15:46 -6.04, 136.29 31.32 597
2 04/14/2021 17:13:57 1.47, -54.83 04/14/2021 17:05:15 1.37, -55.37 61.11 522
3 04/14/2021 18:02:05 2.99, 113.78 04/14/2021 17:54:38 3.18, 112.98 91.07 447
4 04/17/2021 08:41:45 -4.56,-107.22 04/17/2021 08:32:13 -4.51,-107.59 40.94 572
5 04/17/2021 09:30:01 0.01, 61.36 04/17/2021 09:21:44 -0.10, 60.74 70.75 497
6 04/20/2021 00:57:49 -3.11, 8.97 04/20/2021 00:48:41 -2.98, 8.53 50.56 548
7 04/20/2021 01:46:04 -1.50, 177.57 04/20/2021 01:38:12 -1.63, 176.86 80.30 472
8 04/22/2021 16:25:45 6.12, -43.45 04/22/2021 16:15:47 6.07, -43.72 30.02 598
9 04/22/2021 17:13:52 -1.60, 125.17 04/22/2021 17:05:09 -1.46, 124.65 60.18 523
10 04/22/2021 18:02:07 -3.01, -66.23 04/22/2021 17:54:40 -3.16, -67.02 89.80 447
11 04/25/2021 08:41:46 4.55, 72.77 04/25/2021 08:32:13 4.49, 72.42 39.61 573
12 04/25/2021 09:29:54 -0.09,-118.62 04/25/2021 09:21:36 0.07,-119.23 69.83 498
13 04/25/2021 10:18:08 -4.58, 49.99 04/25/2021 10:11:06 -4.74, 49.11 99.15 422

Figure of AQUA and NPP satellite orbits during SNOs since TLE Epoch: 4/12/2021
SNOs_Map_AQUA_NPP_20210412.jpg

Download SNOs near equator between AQUA and NPP since TLE EPOCH: 04/12/2021 in txt file.

Historical Predications of SNOs near equator between AQUA and NPP