SVO Filter Profile Service

IRTF :NASA Infrared Telescope Facility (IRTF)
IRTF/NSFCam :NSFCam is a 1-5 micron camera, built at the Institute for Astronomy, (IfA), for the NASA Infrared Telescope Facility (IRTF).

IRTF filters: iSHELL MIRSI MOC MORIS NSFCam

Filter ID	λ_ref	λ_mean	λ_eff	λ_min	λ_max	W_eff	ZP_ν	ZP_λ	Obs. Facility	Instrument	Description
IRTF/NSFCam.J	12474.94	12502.07	12435.09	11481.78	13494.41	1486.23	1540.22	2.97e-10	IRTF	NSFCam	IRTF NSFCam J filter
IRTF/NSFCam.Pab_blk	12867.48	12867.73	12870.10	12820.50	13076.30	48.46	1337.98	2.42e-10	IRTF		IRTF NSFCam Paschen beta 1.282 mic. filter + blocker
IRTF/NSFCam.Pab	12869.83	12870.14	12872.56	12820.50	13130.63	48.52	1339.51	2.42e-10	IRTF		IRTF NSFCam Paschen beta 1.282 mic. filter
IRTF/NSFCam.J_blk_old	13395.91	13412.28	13377.94	12820.50	14899.49	1060.76	1378.59	2.3e-10	IRTF	NSFCam	IRTF NSFCam J old filter + blocker
IRTF/NSFCam.J_old	13411.97	13428.43	13393.63	12820.50	14990.30	1082.37	1376.88	2.29e-10	IRTF	NSFCam	IRTF NSFCam J old filter
IRTF/NSFCam.Pag_blk	15093.92	15094.76	15092.77	14810.40	15403.60	199.52	1149.81	1.51e-10	IRTF	NSFCam	IRTF NSFCam Paschen gamma 1.094 mic. filter + blocker
IRTF/NSFCam.Pag	15094.27	15095.10	15093.13	14814.80	15403.60	199.23	1149.77	1.51e-10	IRTF	NSFCam	IRTF NSFCam Paschen gamma 1.094 mic. filter
IRTF/NSFCam.HeI	15269.98	15270.84	15268.68	15001.50	15503.90	220.66	1127.81	1.45e-10	IRTF	NSFCam	IRTF NSFCam He I 1.083 mic. filter
IRTF/NSFCam.HeI_blk	15270.94	15271.82	15269.62	15001.50	15518.30	221.63	1127.72	1.45e-10	IRTF	NSFCam	IRTF NSFCam He I 1.083 mic. filter + blocker
IRTF/NSFCam.H_blk_old	16150.90	16214.97	16065.35	14206.18	18065.49	2627.46	1040.77	1.2e-10	IRTF	NSFCam	IRTF NSFCam H old filter + blocker
IRTF/NSFCam.H	16275.26	16344.12	16186.07	14509.80	18091.05	2808.15	1030.58	1.17e-10	IRTF	NSFCam	IRTF NSFCam H filter
IRTF/NSFCam.Fe_blk	16374.64	16375.35	16372.41	16071.99	16675.89	204.06	994.94	1.11e-10	IRTF	NSFCam	IRTF NSFCam Fe II 1.644 mic. filter + blocker
IRTF/NSFCam.Fe	16376.13	16376.90	16373.85	16091.32	16676.30	204.79	994.81	1.11e-10	IRTF	NSFCam	IRTF NSFCam Fe II 1.644 mic. filter
IRTF/NSFCam.Spencer17	17249.99	17257.97	17240.99	16474.43	18022.98	961.99	942.35	9.49e-11	IRTF	NSFCam	IRTF NSFCam Spencer 1.7 mic. filter
IRTF/NSFCam.Blk	19096.95	20489.32	17298.85	12820.50	29371.03	13733.31	902.86	7.42e-11	IRTF	NSFCam	IRTF NSFCam PK50 Blocker
IRTF/NSFCam.H2-1_blk	21161.05	21161.47	21160.39	20943.59	21380.96	227.87	677.93	4.54e-11	IRTF	NSFCam	IRTF NSFCam H2 v=1-0 S(1) 2.122 mic. filter + blocker
IRTF/NSFCam.H2-1	21161.22	21161.63	21160.56	20943.91	21381.13	227.77	677.92	4.54e-11	IRTF	NSFCam	IRTF NSFCam H2 v=1-0 S(1) 2.122 mic. filter
IRTF/NSFCam.Kp_blk_old	21075.10	21161.77	20946.89	18072.49	23895.20	3449.70	684.68	4.62e-11	IRTF	NSFCam	IRTF NSFCam K' old filter + blocker
IRTF/NSFCam.Kp	21100.11	21175.42	20990.79	19017.96	23235.03	3182.98	681.77	4.59e-11	IRTF	NSFCam	IRTF NSFCam K' filter
IRTF/NSFCam.Kp_old	21126.81	21214.36	20996.75	18072.65	23928.79	3356.38	681.89	4.58e-11	IRTF	NSFCam	IRTF NSFCam K' old filter
IRTF/NSFCam.Ks	21434.83	21492.86	21346.13	19501.89	23377.11	2939.61	664.17	4.33e-11	IRTF	NSFCam	IRTF NSFCam Ks filter
IRTF/NSFCam.Brg	21554.22	21554.66	21551.16	21330.07	21781.81	223.98	635.78	4.1e-11	IRTF	NSFCam	IRTF NSFCam Brackett gamma 2.166 mic. filter
IRTF/NSFCam.Ks_blk_old	21492.02	21557.80	21392.78	19187.77	23692.01	3174.52	661.59	4.29e-11	IRTF	NSFCam	IRTF NSFCam Ks old filter + blocker
IRTF/NSFCam.Ks_old	21557.88	21632.84	21448.87	19191.56	23712.58	3002.90	658.49	4.25e-11	IRTF	NSFCam	IRTF NSFCam Ks old filter
IRTF/NSFCam.K	21983.34	22049.44	21884.66	19859.30	24015.14	3038.76	635.95	3.95e-11	IRTF	NSFCam	IRTF NSFCam K filter
IRTF/NSFCam.K_old	22004.39	22097.19	21866.07	19144.33	24693.96	3766.86	636.79	3.94e-11	IRTF	NSFCam	IRTF NSFCam K old filter
IRTF/NSFCam.H2-2_blk	22398.66	22399.08	22398.03	22176.70	22624.63	230.06	613.88	3.67e-11	IRTF	NSFCam	IRTF NSFCam H2 v=2-1 S(1) 2.248 mic. filter + blocker
IRTF/NSFCam.H2-2	22398.99	22399.41	22398.34	22177.04	22625.05	229.64	613.86	3.67e-11	IRTF	NSFCam	IRTF NSFCam H2 v=2-1 S(1) 2.248 mic. filter
IRTF/NSFCam.Cont_blk	22669.13	22671.12	22666.12	22180.28	23176.26	534.78	601.08	3.51e-11	IRTF	NSFCam	IRTF NSFCam Continuum (K-band) 2.26 mic. filter + blocker
IRTF/NSFCam.Cont	22669.91	22671.96	22666.86	22181.89	23178.72	536.18	601.02	3.51e-11	IRTF	NSFCam	IRTF NSFCam Continuum (K-band) 2.26 mic. filter
IRTF/NSFCam.Spencer23	22758.69	22777.04	22731.81	21496.06	24112.65	1648.31	597.73	3.46e-11	IRTF	NSFCam	IRTF NSFCam Spencer 2.3 mic. filter
IRTF/NSFCam.CO_blk	22995.59	22996.17	22994.74	22716.57	23264.28	278.01	586.19	3.32e-11	IRTF	NSFCam	IRTF NSFCam CO bandhead 2.295 mic. filter + blocker
IRTF/NSFCam.CO	22995.97	22996.55	22995.12	22717.05	23264.65	278.45	586.18	3.32e-11	IRTF	NSFCam	IRTF NSFCam CO bandhead 2.295 mic. filter
IRTF/NSFCam.L	34935.20	35072.54	34720.37	31286.31	38972.00	5779.94	279.85	6.87e-12	IRTF	NSFCam	IRTF NSFCam L filter
IRTF/NSFCam.Lp	37684.78	37854.13	37414.89	33056.80	42253.79	6321.68	243.82	5.15e-12	IRTF		IRTF NSFCam L' filter
IRTF/NSFCam.Lp_old	37772.49	37895.29	37575.62	34056.15	41801.12	5659.97	241.90	5.08e-12	IRTF	NSFCam	IRTF NSFCam L' old filter
IRTF/NSFCam.Mp	46841.80	46859.70	46815.46	45086.25	48872.39	2426.61	160.55	2.19e-12	IRTF	NSFCam	IRTF NSFCam M' filter
IRTF/NSFCam.Mp_old	47776.54	47793.83	47754.35	45527.67	49919.57	2257.70	155.51	2.04e-12	IRTF	NSFCam	IRTF NSFCam M' old filter
IRTF/NSFCam.M	48486.78	48591.32	48322.39	44427.21	52778.81	5904.55	151.74	1.93e-12	IRTF	NSFCam	IRTF NSFCam M filter

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