x_value	x_upper_error	x_lower_error	y_value	y_upper_error	y_lower_error	redshift	upper_redshift_error	lower_redshift_error	is_upper_limit	is_lower_limit
-21.7	0	0	3e-07	0	0	13.5	1	1	1	0
-20.825	0	0	8e-07	4e-07	4e-07	13.5	1	1	0	0
-20.075	0	0	2.8e-06	1.4e-06	1.2e-06	13.5	1	1	0	0
-19.45	0	0	1.48e-05	8.6e-06	7.1e-06	13.5	1	1	0	0
-18.95	0	0	3.76e-05	1.86e-05	1.58e-05	13.5	1	1	0	0
-18.325	0	0	9.26e-05	5.91e-05	4.64e-05	13.5	1	1	0	0
-21	0	0	1.9e-07	1.9e-07	1.9e-07	16.5	2	2	0	0
-20	0	0	2.3e-07	0	0	16.5	2	2	1	0
-19	0	0	8.4e-07	8.4e-07	8.4e-07	16.5	2	2	0	0
-18	0	0	1.2e-05	0	0	16.5	2	2	1	0