SVO Filter Profile Service

LaSilla :La Silla ESO Observatory
LaSilla/EFOSC :EFOSC2, or the ESO Faint Object Spectrograph and Camera (v.2) to give its full name, is a very versatile instrument for low resolution spectroscopy and imaging.

LaSilla filters: COMBO17 DFOSC EFOSC EMMI GROND SOFI SUSI2 TIMMI2 WFI

Filter ID	λ_ref	λ_mean	λ_eff	λ_min	λ_max	W_eff	ZP_ν	ZP_λ	Obs. Facility	Instrument	Description
LaSilla/EFOSC.ESO640	3536.17	3549.61	3572.70	3102.09	3980.28	496.63	1487.22	3.49e-9	La Silla	EFOSC	EFOSC ESO#640, Bessell U
LaSilla/EFOSC.ESO639	4335.95	4377.94	4345.36	3592.42	5738.27	1006.84	3948.71	6.27e-9	La Silla	EFOSC	EFOSC ESO#639, Bessell B
LaSilla/EFOSC.ESO724	4361.75	4471.24	4444.72	3220.51	5814.91	1615.45	3532.64	5.36e-9	La Silla	EFOSC	EFOSC ESO#724, Tyson B
LaSilla/EFOSC.ESO743	4771.18	4771.39	4770.72	4693.49	4850.88	74.14	4103.18	5.4e-9	La Silla	EFOSC	EFOSC ESO#743, Hβ Cont
LaSilla/EFOSC.ESO742	4859.97	4860.18	4859.19	4777.52	4941.95	74.61	3235.09	4.11e-9	La Silla	EFOSC	EFOSC ESO#742, Hβ
LaSilla/EFOSC.ESO687	5004.22	5004.35	5004.09	4941.24	5074.24	57.31	3955.76	4.74e-9	La Silla	EFOSC	EFOSC ESO#687, OIII
LaSilla/EFOSC.ESO782	5114.66	5130.84	5104.80	4657.90	5610.02	788.29	3762.58	4.33e-9	La Silla	EFOSC	EFOSC ESO#782, Gunn g
LaSilla/EFOSC.ESO641	5498.96	5545.59	5457.99	4754.19	7011.30	1143.23	3547.63	3.57e-9	La Silla	EFOSC	EFOSC ESO#641, Bessell V
LaSilla/EFOSC.ESO692	6558.30	6558.41	6557.25	6490.00	6624.84	63.91	2488.84	1.74e-9	La Silla	EFOSC	EFOSC ESO#692, Halpha
LaSilla/EFOSC.ESO642	6518.64	6627.86	6416.14	5472.46	9366.93	1719.97	2959.01	2.15e-9	La Silla	EFOSC	EFOSC ESO#642, Bessell R
LaSilla/EFOSC.ESO709	6644.61	6644.75	6644.75	6568.52	6718.30	73.22	2939.63	2.0e-9	La Silla	EFOSC	EFOSC ESO#709, Halpha Red
LaSilla/EFOSC.ESO784	6677.40	6698.32	6656.98	6038.47	7364.71	953.75	2903.80	1.96e-9	La Silla	EFOSC	EFOSC ESO#784, Gunn r
LaSilla/EFOSC.ESO700	6730.03	6730.12	6729.93	6670.00	6793.46	60.80	2928.96	1.94e-9	La Silla	EFOSC	EFOSC ESO#700, [SII]
LaSilla/EFOSC.ESO705	7983.20	8018.49	7944.87	7141.24	8920.26	1413.68	2411.69	1.15e-9	La Silla	EFOSC	EFOSC ESO#705, Gunn i

Filter Plots (using a common λ range)

(Plot them zoomed to their own λ range)

If your research benefits from the use of the SVO Filter Profile Service, we would appreciate if you could include the following acknowledgement in your publication:

This research has made use of the Spanish Virtual Observatory (https://svo.cab.inta-csic.es) project funded by MCIN/AEI/10.13039/501100011033/ through grant PID2020-112949GB-I00

and we would appreciate if you could include the following references in your publication:

The SVO Filter Profile Service. Rodrigo, C., Solano, E., Bayo, A., 2012; https://ui.adsabs.harvard.edu/abs/2012ivoa.rept.1015R/abstract
The SVO Filter Profile Service. Rodrigo, C., Solano, E., 2020; https://ui.adsabs.harvard.edu/abs/2020sea..confE.182R/abstract