2MASS 24-Hour Monitor
___________________________________________________________

        Observation Date  971031n 

===  STATUS RED  ===

          -------------- pointing summary --------------                ---Thresholds---  -column-

            PctNPM =   1% (Failed Position Reconstruction)                <  15% 

          Pointing:
            AvDraN =   0.969 arcsec                                       < 20.0 arcsec (dRA_0)
            SigDraN=   6.342 arcsec                                       < 15.0 arcsec (dRA_0)
            AvdraS =   3.760 arcsec                                       < 20.0 arcsec (dRA_0)
            SigdraS=   4.800 arcsec                                       < 15.0 arcsec (dRA_0)

            AvDdec =   2.489 arcsec                                       < 20.0 arcsec (dDec_0)
            SigDdec=   7.448 arcsec                                       < 15.0 arcsec (dDec_0)

            AvXSDif =   7.715 arcsec                                      < 10.0 arcsec (XSDifEq)
            SigXSDif=   8.509 arcsec                                      < 10.0 arcsec (XSDifEq)

            AvISMS =   2.142 arcsec                                       >-10.0 arcsec (ISCMrgS)
            SigISMS=   7.258 arcsec                                       < 10.0 arcsec (ISCMrgS)

            AvISMN =  -2.404 arcsec                                       >-10.0 arcsec (ISCMrgN)
            SigISMN=   7.316 arcsec                                       < 10.0 arcsec (ISCMrgN)
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          -------------- scanning summary --------------

          Array Rotation:
            dtheta(J,H,Ks)  =     0.324 deg                               0.25 -  0.35 deg (dThe_j,h,k)
            sigthet(J,H,Ks) =     0.023 deg                               <  0.04 deg      (dThe_j,h,k)
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          Frame Offsets:
            avyoff(N,S)  =  82.628 arcsec    -82.616 arcsec               |82.4| - |82.8| arcsec (IS-step)
            sigyoff(N,S) =   0.161 arcsec      0.148 arcsec                -not tested-          (IS-step)

            avxoff(N,S)  =   0.525 arcsec     -0.517 arcsec                -not tested-          (XS-step)
            sigxoff(N,S) =   0.151 arcsec      0.135 arcsec                -not tested-          (XS-step)
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          Tracking:
            maxdra       =   3.872 arcsec                                 < 15.0 arcsec   (dRA_mx)
            rmsdra_first =   0.933 arcsec                                 < 10.0 arcsec   (dRA_mx)
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          ------------ seeing/focus summary ------------

            Avshape(J,H,Ks) =  1.059          1.039          1.063        <  1.1         (Jsh,Hsh,Ksh)
 ----       sigshape(J,H,Ks)=  0.051          0.045          0.040         -not tested-  (Jsh,Hsh,Ksh)
 ----       AvFWHM(J,H,Ks)  =  3.389 arcsec   3.288 arcsec   3.409 arcsec

            AvAspct(J,H,Ks) =  0.921          0.978          1.048         -not tested-   (J,H,Krat2)
 FAIL       MnAspct(J,H,Ks) =  0.829          0.898          0.940        >  0.9          (J,H,Krat2)
 FAIL       MxAspct(J,H,Ks) =  1.038          1.114          1.251        <  1.1          (J,H,Krat2)
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          ------------ photometric summary ------------

           photometric? = YES
            AvZP(J,H,Ks)  =    0.188 mag      0.156 mag      0.210 mag    > -0.30 mag    (AZPJ,H,K)
            sigZP(J,H,Ks) =    0.032 mag      0.028 mag      0.014 mag    <  0.04 mag    (ARMJ,H,K)
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          ---------- dark/responsivity summary ----------

          Read 1:
           diffdark(J,H,Ks)= -22.56000 DN    -3.52000 DN    46.96000 DN     -not tested-  (DelMean)
            sigdark(J,H,Ks)=  15.97000 DN    14.58000 DN    14.36000 DN     -not tested-  (DelSig)
           Ndrkmask(J,H,Ks)=       841 pix       1216 pix       1226 pix    -not tested-  (NMaskd)
           diffresp(J,H,Ks)=   0.00133 DN     0.00323 DN    -0.00098 DN     -not tested-  (DRMean)
            sigresp(J,H,Ks)=   0.01928 DN     0.01972 DN     0.01850 DN     -not tested-  (DRSig)

          Read 2:
           diffdark(J,H,Ks)=   6.97000 DN    53.02000 DN     6.86000 DN    |0|-|150.| DN  (DelMean)
            sigdark(J,H,Ks)=   1.42000 DN     9.78000 DN     3.44000 DN    |0|-|150.| DN  (DelSig)
           Ndrkmask(J,H,Ks)=       777 pix        923 pix        998 pix   <   2500  pix  (NMaskd)
           diffresp(J,H,Ks)=   0.00133 DN     0.00323 DN    -0.00098 DN    |0|-|0.01| DN  (DRMean)
            sigresp(J,H,Ks)=   0.01928 DN     0.01972 DN     0.01850 DN    |0|-|0.05| DN  (DRSig)
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Parameter Definitionsparameter definitions

  2MASS 24-Hour Monitor version 971023
  Only Scans of type: CAL were selected.
  Generated  on 11/04/1997
  at 02:45:52
  from q971031n.pfqqas
  from q971031n.psf.see
  from q971031n.cal
  from q971031n.drk