NAME OF THE GALAXY
NGC 4808


TYPE OF OBSERVATION			FLUX	INSTRUMENT	REFERENCE	 IMAGE/MAP--TOTAL FLUX--INSTRUMENT--RESOLUTION--REFERENCE

HI 21 cm observations (Single Dish)	85.3 Jy km s^-1	  Arecibo	Helou,et al
HI 21 cm observations (Single Dish)		+/-10-20%		ApJS,55,433

HI 21cm (Interferomety)

Radio continuum (1.4 GHz)   							 map: 1.49 GHz	  S=44.8mJy VLA   beam=54"	Condon,et al
Radio continuum (1.4 GHz)													ApJS,73,359 

Molecules CO				I(CO)=.46+/-.37     ATT-   Stark,et al	  CO 1-0 map: I(center)=1.2+/-.6  FCRAO	 Kenney & Young
Molecules CO					K km s^-1   Bell   ApJ,310,660	  (3 postn's)		K km s^-1   13.7m	 ApJS,66,261
Molecules CO				F(CO)=2.0+/-1.6e-19   7m
Molecules CO					W m^-2

          HCN
          CS

Optical Broadband  U
Optical Broadband  B
Optical Broadband  V
Optical Broadband  R

Near Infrared      J

Near Infrared      H		D=141"	ap:r=(.316)D	H=9.94+/-.05mag 	 Mt.	 Peletier & Willner
Near Infrared      H			ap:a=(.316)D	 =10.37+/-.05mag	 Hopkin	 ApJ,382,382
Near Infrared      H			ap:a=(.5)D	 =9.85+/-.05mag

Near Infrared	   K

Narrow Band - Bracket Gamma
     
Narrow Band - H-alpha		H-alpha+[NII] ew =43+/-7 angstroms  	  Palomar	Kennicutt & Kent
Narrow Band - H-alpha		--> -log(flux)=11.64 log(erg cm^-2 s^-1)   1.5m		AJ, 88, 1094

UV Imaging

ROSAT/ASCA/other X-ray observations  <4.5e39 erg s^-1  _Einstein_   David,et al.
ROSAT/ASCA/other X-ray observations	+/- 30%		database    ApJ,388,82

					LINES OBSERVED		FLUXES/EQUIVALLENT WIDTHS	OTHERS

Optical spectra

IUE 






OTHER MEASUREMENTS/COMMENTS