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: 3/13/2025

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	03/13/2025	23:51:01	-70.01, -1.73	107.46	03/13/2025	23:51:49	-70.00, -1.76	107.48	1.79	48
2	03/14/2025	00:41:45	69.87, 165.79	72.39	03/14/2025	00:41:16	69.89, 165.74	72.41	2.96	29
3	03/16/2025	15:17:25	70.87, -54.63	72.41	03/16/2025	15:18:32	70.78, -52.36	72.22	83.50	67
4	03/16/2025	16:07:51	-69.97, 114.13	108.57	03/16/2025	16:08:15	-69.95, 114.07	108.59	2.75	24
5	03/16/2025	16:58:36	69.88, -78.44	71.33	03/16/2025	16:57:41	69.90, -78.37	71.35	3.33	55
6	03/19/2025	07:34:01	70.05, 62.46	70.48	03/19/2025	07:35:10	70.07, 62.49	70.48	2.56	69
7	03/19/2025	08:24:42	-69.93,-130.04	109.67	03/19/2025	08:24:40	-69.97,-130.02	109.64	3.56	2
8	03/19/2025	09:15:22	69.59, 37.78	69.96	03/19/2025	09:14:10	69.69, 37.23	70.09	23.95	72
9	03/21/2025	23:50:52	70.04, 178.28	69.39	03/21/2025	23:51:35	70.03, 178.33	69.38	2.11	43
10	03/22/2025	00:41:33	-69.91, -14.22	110.76	03/22/2025	00:41:05	-69.93, -14.18	110.74	2.01	28
11	03/24/2025	15:17:13	-70.89, 125.40	110.76	03/24/2025	15:18:20	-70.77, 127.67	110.97	83.82	67
12	03/24/2025	16:07:42	69.98, -65.85	68.27	03/24/2025	16:07:59	70.00, -65.82	68.28	2.30	17
13	03/24/2025	16:58:23	-69.85, 101.67	111.88	03/24/2025	16:57:30	-69.84, 101.59	111.89	3.28	53

Figure of NOAA-20 and LANDSAT-8 satellite orbits during SNOs since TLE Epoch: 3/13/2025

Download SNOs between NOAA-20 and LANDSAT-8 since TLE EPOCH: 03/13/2025 in txt file.

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