SIMPLE = T / BASIC FITS FORMAT BITPIX = 8 / 1-BYTE INTEGER NAXIS = 2 / NUMBER OF AXES, 2=SINGLE IMAGE, 3=MULTIPLE NAXIS1 = 256 / PIXELS PER ROW NAXIS2 = 147 / LINES PER IMAGE OBJECT = 'P/HALLEY ' / NAME OF OBJECT FILE-NUM= 301501 / NUMBER OF FILE SENT TO JPL, DNNNNN DATE-OBS= '10/03/86 ' / DATE OF MID-EXPOSURE DD/MM/YY TIME-OBS= 0.47570 / TIME OF OBSERVATION, DAY FRACTION DATE-REL= '23/03/89 ' / DATA RELEASE DATE, DD/MM/YY DISCIPLN= 'LARGE SCALE PHEN ' / IHW DISCIPLINE LONG-OBS= '256/28/01 ' / STATION LONGITUDE DDD/MM/SS LAT--OBS= '+29/25/21 ' / STATION LATITUDE SDD/MM/SS SYSTEM = '35001611 ' / OBSERVING SYSTEM CODE OBSERVER= 'EMERSON,G ' / NAME OF OBSERVER WHO TOOK PLATE SUBMITTR= 'NIEDNER,M ' / LSPN SUBMITTER SPEC-EVT= T / SPECIAL EVENTS FLAG DAT-FORM= 'STANDARD ' / STANDARD FITS DATA DAT-TYPE= 'IMAGE ' / TYPE OF FITS DATA LSPNSEQ = 341531 / SEQUENCE # OF PLATE RECEIVED AT LSPN COMMENT COMMENT / SUBMITTING STATION OBSVTORY= 'E. E. BARNARD OBSERVATORY STATION ' / NAME OF OBSERVATORY LOCATION= 'TERLINGUA, TX, USA ' / STATION LOCATION-ADDRESS COMMENT COMMENT / INSTRUMENT SPECS TELESCOP= 'ASTROGRAPH ' / TYPE OF TELESCOPE APERTURE= 0.225 / APERTURE, METERS FRATIO = 4.000 / EFFECTIVE TELESCOPE F RATIO FOV1 = 7.300 / RA FIELD OF VIEW, DEGREES FOV2 = 6.000 / DEC FIELD OF VIEW, DEGREES COMMENT COMMENT / PLATE SPECS PLTSZE1 = 0.130 / X PLATE SIZE, METERS PLTSZE2 = 0.100 / Y PLATE SIZE, METERS PLTSCALE= 226.467 / PLATE SCALE ARC SECONDS PER MM CALAVL = F / CALIBRATION AVAILABLE HYPSEN = F / HYPERSENSITIZATION EMULSION= 'IIA-O ' / EMULSION TYPE FILTER = 'NONE ' / TYPE OF FILTER USED PLTYPE = T / PLATE TYPE, T=ORIGINAL, F=COPY COMMENT COMMENT / OBSERVATION SPECS EXPOSURE= 1500. / EXPOSURE TIME, SECONDS HISTORY OBSLOG = '860310-1' / ORIGINAL OBSERVATORY PLATE HISTORY CMTS-OBS ='SCATTERED CLOUDS, TEMPERATURE 60 DEGREES F. 'HISTORY CMTS-LOG ='PLASMA-TAIL DISCONNECTION EVENT OF MARCH 8-9 IS 'HISTORY CMTS-LOG2='PROMINENT AT EDGE OF FIELD OF VIEW. 'COMMENT COMMENT / TAPE SPECS BSCALE = 1.0 / SCALE FACTOR, TRUE = TAPE * BSCALE + BZERO BZERO = 0.0 / OFFSET FOR TRUE PIXEL VALUE BUNIT = 'DENSITY ' / UNITS OF PIXEL VALUES COMMENT COMMENT / DIGITIZATION SPECS HISTORY SCNAPR = 20 / PDS SCAN APERTURE, MICRONS HISTORY SCNSTP = 20 / PDS SCAN STEP, MICRONS HISTORY SKYDEN = 82 / SKY BKGND PDS DENSITY HISTORY SKYUNF = 'EXCL ' / SKY BKGND POOR/FAIR/GOOD/EXCL COMMENT COMMENT / ASTROMETRY INFORMATION EQUINOX = 1950.0 / EQUINOX OF COORDINATE SYSTEM CTYPE1 = 'RA---ARC ' / X AXIS UNITS CTYPE2 = 'DEC--ARC ' / Y AXIS UNITS RA--CPME= 0.301848E+03 / RA PLATE CENTER MID-EXPOSURE DEC-CPME= -0.201504E+02 / DEC PLATE CENTER MID-EXPOSURE CRPIX1 = 0.4818214E+02 / REF POINT FOR AXIS1, SAMPLES CRPIX2 = 0.7218571E+02 / REF POINT FOR AXIS2, LINES CDELT1 = -0.1761410E-01 / RA PER PIXEL, DEGREES CDELT2 = -0.1761410E-01 / DEC PER PIXEL, DEGREES CROTA1 = 0.226053E+00 / ROTATION ANGLE IN RA, DEGREES CROTA2 = 0.226053E+00 / ROTATION ANGLE IN DEC, DEGREES SENSE = T / SENSE OF ROTATION, T=CCW, F=CW CRVAL1 = 0.301848E+03 / RA AT REFERENCE POINT, DEGREES CRVAL2 = -0.201504E+02 / DEC AT REFERENCE POINT, DEGREES RA--HEAD= 0.302178E+03 / RA COMET HEAD MID-EXPOSURE DEC-HEAD= -0.201973E+02 / DEC COMET HEAD MID-EXPOSURE COMMENT COMMENT / PROCESSING AND ANALYSIS INFO DATE-REC= '23/03/89 ' / DATE PLATE RECEIVED AT GSFC, DD/MM/YY HISTORY DATE-PDS= '11/05/89' / DATE DIGITIZED DD/MM/YY HISTORY DATE-PRC= '16/06/89' / DATE PROCESSED/CALIBRATED DD/MM/YY QUALITY = '11122 ' / QUALITY OF PLATE,GUIDING,TRAILS,SEEING,TRANSP HISTORY CONVERTED TO FITS BY PROGRAM IHWP2F WED JUN 28,1989 HISTORY PDS OPERATOR'S COMMENT FOLLOWS: HISTORY 890511 ID0341400 A20 S192 L2048 P3584 HISTORY BROWSE IMAGE CREATED 06/11/89 HISTORY BROWSE IMAGE DIMENSION SCALE FACTOR = 14 HISTORY BROWSE IMAGE DENSITY SCALE FACTOR = 4 END
