SIMPLE  =                    T / file does conform to FITS standard             BITPIX  =                    8 / number of bits per data pixel                  NAXIS   =                    0 / number of data axes                            EXTEND  =                    T / FITS dataset may contain extensions            COMMENT   FITS (Flexible Image Transport System) format is defined in 'AstronomyCOMMENT   and Astrophysics', volume 376, page 359; bibcode: 2001A&A...376..359H TELESCOP= 'SWIFT   '           / Telescope (mission) name                       INSTRUME= 'XRT     '           / Instrument name                                OBS_ID  = '00556930000'        / Observation ID                                 TARG_ID = '556930  '           / Target ID                                      SEG_NUM = '0       '           / Segment number                                 TIMESYS = 'TT      '           / Time system                                    MJDREFI =               51910. / Reference MJD Integer part                     MJDREFF =        0.00074287037 / Reference MJD fractional                       TIMEUNIT= 's       '           / Time unit for the time header keywords         TIERRELA=              1.0E-08 / [s/s] Estimated relative clock rate error      TIERABSO=                   1. / [s] Estimated absolute clock offset error      TSTART  =      391519053.79454 / Start time                                     DATE-OBS= '2013-05-29T11:17:33.8' / Start Date                                  TSTOP   =      391519159.38858 / Stop time                                      DATE-END= '2013-05-29T11:19:19.4' / Stop Date                                   CLOCKAPP=                    F / If clock correction are applied (F/T)          ORIGIN  = 'GSFC    '           / Source of FITS file                            CREATOR = 'TDRSS2FITS V3.21'   / Program that created this FITS file            TLM2FITS= 'V3.21   '           / Telemetry converter version number             DATE    = '2013-05-29T11:19:19' / file creation date (YYYY-MM-DDThh:mm:ss UT)   UTCFINIT=             -10.6114 / UTCF at TSTART                                 CHECKSUM= 'fHiJh9hJfEhJf9hJ'   / HDU checksum updated 2013-05-29T11:19:19       DATASUM = '         0'         / data unit checksum updated 2013-05-29T11:19:19 END                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                             XTENSION= 'BINTABLE'           / binary table extension                         BITPIX  =                    8 / 8-bit bytes                                    NAXIS   =                    2 / 2-dimensional binary table                     NAXIS1  =                   18 / width of table in bytes                        NAXIS2  =                  100 / number of rows in table                        PCOUNT  =                    0 / size of special data area                      GCOUNT  =                    1 / one data group (required keyword)              TFIELDS =                    3 / number of fields in each row                   TTYPE1  = 'TIME    '           / label for field   1                            TFORM1  = '1D      '           / data format of field: 8-byte DOUBLE            TUNIT1  = 's       '           / physical unit of field                         TTYPE2  = 'RATE    '           / label for field   2                            TFORM2  = '1D      '           / data format of field: 8-byte DOUBLE            TUNIT2  = 'count/s '           / physical unit of field                         TTYPE3  = 'XRTMODE '           / label for field   3                            TFORM3  = '1I      '           / data format of field: 2-byte INTEGER           EXTNAME = 'RATE    '           / name of this binary table extension            MESGNAME= 'XRT_LIGHTCURVE'     / Name of the message                            COMMENT XRTMODE values                                                          COMMENT 1=null 2=Short Image 3=Long Image 4=Pile-Up Photodiode                  COMMENT 5=Low Rate Photodiode 6=Windowed Timing 7= Photon-Counting              COMMENT 8=RAW data 9=Bias map 10=Stop                                           TELESCOP= 'SWIFT   '           / Telescope (mission) name                       INSTRUME= 'XRT     '           / Instrument name                                OBS_ID  = '00556930000'        / Observation ID                                 TARG_ID = '556930  '           / Target ID                                      SEG_NUM = '0       '           / Segment number                                 CREATOR = 'TDRSS2FITS V3.21'   / Program that created this FITS file            ORIGIN  = 'GSFC    '           / Source of FITS file                            TLM2FITS= 'V3.21   '           / Telemetry converter version number             EQUINOX =                 2000 / Equinox                                        RADECSYS= 'FK5     '           / Coordinates system                             TIMESYS = 'TT      '           / Time system                                    MJDREFI =               51910. / Reference MJD Integer part                     MJDREFF =        0.00074287037 / Reference MJD fractional                       TIMEUNIT= 's       '           / Time unit for the time header keywords         TIERRELA=              1.0E-08 / [s/s] Estimated relative clock rate error      TIERABSO=                   1. / [s] Estimated absolute clock offset error      CLOCKAPP=                    F / If clock correction are applied (F/T)          TIMEREF = 'LOCAL   '           / Time reference (barycenter/local)              TASSIGN = 'SATELLITE'          / Time assigned by clock                         DATE    = '2013-05-29T11:19:19' / file creation date (YYYY-MM-DDThh:mm:ss UT)   TSTART  =      391519053.79454 / Start time                                     DATE-OBS= '2013-05-29T11:17:33.8' / Start Date                                  TSTOP   =      391519159.38858 / Stop time                                      DATE-END= '2013-05-29T11:19:19.4' / Stop Date                                   UTCFINIT=             -10.6114 / UTCF at TSTART                                 TIMEPIXR=                   0. / Bin time beginning=0.0 middle=0.5 end=1.       HDUCLASS= 'OGIP    '           / Format conforms to OGIP standards              HDUCLAS1= 'LIGHTCURVE'         / Time ordered data                              HDUCLAS2= 'TOTAL   '           / Source + background                            HDUCLAS3= 'RATE    '           / Data provided as rate                          NUMBINS =                  100 / Number of valid bins in the lightcurve         TRIGGER =               556930 / Trigger Number                                 XRA_OBJ =     24.2438659667969 / [deg] XRT RA location GRB or Object            XDEC_OBJ=    -64.1473693847656 / [deg] XRT DEC location GRb or Object           TERMMODE=                    0 / XRT termination mode                           TELAPSE =     105.594040036201 / TSTOP - TSTART                                 ONTIME  =     107.359703063965 / Time on target                                 LIVETIME=     107.359703063965 / Ontime multiplied by DEADC                     EXPOSURE=     107.359703063965 / Total exposure, with all known correction      DEADC   =                   1. / dead time correction                           UTCCTIME=             -10.6114 / [s] UTC Correction TIME                        UTCCSEC =                  -11 / UTC Correction Seconds                         UTCCSUBS=                19430 / [2*10**(-5) s] UTC Correction SUBSeconds       PKTTIME =      391519159.44708 / [s] ccsds PacKeT TIME=PKTSEC+PKTSUBS*2e-5      PKTSEC  =            391519159 / ccsds PacKeT SEConds                           PKTSUBS =                22354 / [2*10**(-5) s] ccsds PacKeT SUBSeconds         APID    =                 1253 / Application Process Identifier                 CHECKSUM= 'INK0KLJ0ILJ0ILJ0'   / HDU checksum updated 2013-05-29T11:19:19       DATASUM = '531992947'          / data unit checksum updated 2013-05-29T11:19:19 END                                                                             A�VM�f�A�VN98A�VN�4/@[f�A�VO�z�@M�
 A�VP鿜@B�@�A�VQ��@I��A�VSLY@A�p�A�VT�h@J:�A�VU.�w@Pܠ�A�VV@�@LaA�VWQc5@LaA�VXb��@G�8�A�VYs�@P���A�VZ�5
@GkP�A�V[�z@IJ�A�V\��n@M� A�V]�}@F�h�A�V^�K�@?١@A�V_ے:@@d��A�V`�ؙ@=�
 A�Va�X@=
1 A�Vcb�@0ܠ�A�Vd �@H��A�Ve1�$@;*�A�VfC4�@::�A�VgTz�@D���A�Vhe��@D#��A�ViwO@BDX�A�Vj�K^@B�@�A�Vk���@V��A�Vl��@=�
 A�Vm�y@@ܠ�A�Vn�b9@F��A�Voި�@-�
 A�Vp���@A�p�A�Vr
4@=�
 A�Vszc@;*�A�Vt#��@<aA�Vu5�@IJ�A�VvFJ�@K�yA�VwW�?@C4(�A�Vxhם@?١@A�Vyz�@V��A�Vz�c@/١@A�V{��i@J:�A�V|��x@@d��A�V}�4�@C��A�V~�{5@GkP�A�V��D@4���A�V���@5���A�V�M
@8[ �A�V���@5���A�V�&�@@ܠ�A�V�8~@9J�A�V�Ic�@2�@�A�V�Z��@AT��A�V�k�J@=
1 A�V�}4Y@=
1 A�V��z�@?١@A�V����@J:�A�V��%@6{��A�V��L�@/١@A�V�Ӓ�@C4(�A�V��֡@7kP�A�V��@?١@A�V�c^@C4(�A�V���@A�p�A�V�)��@C��A�V�;5+@"�@�A�V�Lz:@::�A�V�]��@9J�A�V�o�@2�@�A�V��L@/١@A�V���d@([ �A�V����@GkP�A�V���@4���A�V��b�@5���A�V�֩?@D#��A�V���@@ܠ�A�V��4�@D#��A�V�
{@([ �A�V��@::�A�V�-)@BDX�A�V�>K�@([ �A�V�O��@F�h�A�V�`�E@-�
 A�V�rT@7kP�A�V��bc@AT��A�V����@AT��A�V��� @>�� A�V��5~@([ �A�V��z�@X,�A�V����@F{��A�V���@{��A�V��LY@ ܠ�A�V�
�h@<aA�V���@@d��A�V�0&@=�
 A�V�Ac5@0ܠ�A�V�R�D@"�@�