Simultaneous Nadir Overpasses (SNOs) Predictions

Prediction of SNOs between NOAA-20 and LANDSAT-8 Satellite Orbit:

Table of predicted SNOs for the next 14.0 days since TLE Epoch: 4/2/2026

Index	Date (NOAA-20)	Time (NOAA-20)	Lat,Lon (NOAA-20)	SZA (NOAA-20 )	Date (LANDSAT-8)	Time (LANDSAT-8)	Lat,Lon (LANDSAT-8)	SZA (LANDSAT-8 )	Distance(km)	Time Diff (sec)
1	04/04/2026	12:49:22	-70.35, 164.00	115.51	04/04/2026	12:50:10	-70.33, 164.04	115.54	2.60	48
2	04/04/2026	13:40:06	70.22, -28.48	64.34	04/04/2026	13:39:37	70.23, -28.46	64.35	1.37	29
3	04/07/2026	04:15:48	71.06, 111.30	64.23	04/07/2026	04:16:56	70.95, 113.21	64.05	70.36	68
4	04/07/2026	05:06:17	-70.30, -80.13	116.58	04/07/2026	05:06:36	-70.28, -80.14	116.61	2.16	19
5	04/07/2026	05:57:01	70.17, 87.37	63.27	04/07/2026	05:56:03	70.18, 87.35	63.28	1.05	58
6	04/09/2026	20:32:30	70.34,-131.73	62.47	04/09/2026	20:33:31	70.37,-131.76	62.49	3.28	61
7	04/09/2026	21:23:12	-70.26, 35.72	117.63	04/09/2026	21:23:01	-70.26, 35.71	117.63	0.24	11
8	04/09/2026	22:13:46	69.61,-155.99	61.68	04/09/2026	22:12:37	69.65,-157.49	61.77	58.46	69
9	04/12/2026	12:49:24	70.31, -15.90	61.45	04/12/2026	12:49:55	70.31, -15.95	61.45	1.69	31
10	04/12/2026	13:40:06	-70.23, 151.55	118.66	04/12/2026	13:39:25	-70.20, 151.53	118.68	2.67	41
11	04/15/2026	04:15:38	-70.56, -67.83	119.25	04/15/2026	04:16:50	-70.51, -67.42	119.33	16.36	72
12	04/15/2026	05:06:19	70.29, 99.91	60.46	04/15/2026	05:06:19	70.28, 99.90	60.45	1.44	0
13	04/15/2026	05:57:01	-70.20, -92.63	119.65	04/15/2026	05:55:49	-70.17, -92.62	119.68	2.98	72

Figure of NOAA-20 and LANDSAT-8 satellite orbits during SNOs since TLE Epoch: 4/2/2026

Download SNOs between NOAA-20 and LANDSAT-8 since TLE EPOCH: 04/02/2026 in txt file.

Historial Predications of SNOs between NOAA-20 and LANDSAT-8