Simultaneous Nadir Overpasses (SNOs) Predictions

Prediction of SNOs between NOAA-21 and TERRA Satellite Orbit:

Table of predicted SNOs for the next 14.0 days since TLE Epoch: 1/11/2023
Index Date (NOAA-21) Time (NOAA-21) Lat,Lon (NOAA-21) SZA (NOAA-21 ) Date (TERRA) Time (TERRA) Lat,Lon (TERRA) SZA (TERRA ) Distance(km) Time Diff (sec)
1 01/13/2023 00:24:56 71.24, 168.42 92.83 01/13/2023 00:26:02 71.15, 170.92 92.66 90.06 66
2 01/13/2023 01:15:22 -70.31, -22.74 88.16 01/13/2023 01:15:41 -70.30, -22.70 88.17 1.76 19
3 01/13/2023 02:06:06 70.19, 144.75 91.72 01/13/2023 02:05:05 70.19, 144.80 91.72 1.91 61
4 01/15/2023 14:09:17 -70.33, 143.74 88.57 01/15/2023 14:09:44 -70.31, 143.77 88.60 2.83 27
5 01/15/2023 15:00:01 70.22, -48.77 91.31 01/15/2023 14:59:08 70.19, -48.73 91.29 3.23 53
6 01/18/2023 03:03:11 -70.31, -49.71 89.08 01/18/2023 03:03:46 -70.34, -49.71 89.05 3.39 35
7 01/18/2023 03:53:55 70.20, 117.77 90.80 01/18/2023 03:53:10 70.22, 117.77 90.83 2.29 45
8 01/20/2023 15:57:06 -70.34, 116.75 89.56 01/20/2023 15:57:48 -70.34, 116.76 89.58 0.89 42
9 01/20/2023 16:47:50 70.24, -75.77 90.32 01/20/2023 16:47:12 70.21, -75.77 90.30 2.88 38
10 01/23/2023 04:51:00 -70.34, -76.72 90.13 01/23/2023 04:51:49 -70.36, -76.74 90.12 2.51 49
11 01/23/2023 05:41:44 70.23, 90.75 89.75 01/23/2023 05:41:13 70.23, 90.73 89.75 0.75 31

Figure of NOAA-21 and TERRA satellite orbits during SNOs since TLE Epoch: 1/11/2023
SNOs_Map_NOAA-21_TERRA_20230111.jpg

Download SNOs between NOAA-21 and TERRA since TLE EPOCH: 01/11/2023 in txt file.

Historial Predications of SNOs between NOAA-21 and TERRA