Simultaneous Nadir Overpasses (SNOs) Predictions

Prediction of SNOs between GOES-15 and NOAA-20 Satellite Orbit:

Table of predicted SNOs for the next 14.0 days since TLE Epoch: 7/21/2023
Index Date Time (GOES-15) GOES-15 Lat,Lon NOAA-20 Lat,Lon Distance(km) Time Diff (sec)
1 07/22/2023 01:58:24 0.33, 170.18 0.61, 171.40 139.27 80
2 07/23/2023 14:22:57 -0.36, 168.66 0.25, 166.06 297.30 80
3 07/24/2023 14:01:36 -0.33, 167.67 -1.00, 170.54 327.91 80
4 07/26/2023 02:26:19 0.37, 166.11 0.16, 165.15 109.09 80
5 07/28/2023 14:26:52 -0.38, 163.60 -0.56, 164.28 78.58 80
6 07/30/2023 02:51:34 0.41, 162.06 -0.28, 158.90 359.60 80
7 07/31/2023 02:30:12 0.39, 161.06 0.92, 163.39 265.03 80
8 08/01/2023 14:54:46 -0.42, 159.55 -0.07, 158.04 172.32 80
9 08/02/2023 14:33:24 -0.40, 158.56 -1.28, 162.53 452.18 80
10 08/04/2023 02:55:26 0.42, 157.01 0.46, 157.14 14.52 80

Figure of GOES-15 and NOAA-20 satellite orbits during SNOs since TLE Epoch: 7/21/2023
SNOs_Map_GOES-15_NOAA-20_20230722.jpg

Download SNOs between GOES-15 and NOAA-20 since TLE EPOCH: 07/21/2023 in txt file.

Historical Predications of SNOs between GOES-15 and NOAA-20