II. User's Guide to the 2MASS All-Sky Data Release


4. Atlas Images

b. Image Anomalies

Table 1b: Insect trails

The code (Cde) is as follows --
 
   b - backgrounding problems
   c - cosmic ray
   e - electronic artifact
   g - glint from edge of chip
   i - insect trail
   m - meteor trail
   r - reflection artifact from bright star
   s - satellite trail

Key refers to the cntr in coadd_dat (the "coadd_key").
 
 Date   H Scn Img Cde   Key    Description
 ------ - --- --- --- -------  -----------
 980421 n 074 256  i   357005  Ks glow and H holes along W edge in N half of coadd
 980421 n 074 266  i   357006  Ks glow and H holes along W edge in S half of coadd
 980421 n 075 021  i   357008  Ks glow along western edge in southern half of coadd
 980421 n 075 033  i   357009  Ks holes and H glow along W half of coadd
 980421 n 075 044  i   357010  Ks holes and H glow along W half of coadd
 980421 n 075 056  i   357011  Ks holes along entire western half of coadd
 980421 n 075 068  i   357012  Ks holes along entire western half of coadd
 980421 n 075 080  i   357013  Ks holes along entire western half of coadd
 980421 n 075 091  i   357014  Ks holes along entire western half of coadd
 980422 n 067 080  i   322490  Ks glow and J,H holes in SE corner of coadd
 980422 n 067 091  i   322491  Ks glow and J,H holes along entire E edge
 980422 n 076 232  i   322549  Ks residual glow seen along E edge mid-coadd
 980501 n 008 068  i   349123  faint Ks donuts along E half of coadd
 980501 n 008 079  i   349124  faint Ks donuts down center of coadd
 980501 n 008 091  i   349125  faint Ks donuts running from NW pt to S edge
 980505 n 013 091  i   336820  two Ks donuts, one near NE pos and one at S
 980505 n 013 103  i   336821  very faint Ks residuals in N half of coadd
 980505 n 013 266  i   336835  very faint Ks residuals in SE corner
 980510 n 008 009  i   366276  Ks residuals in S half of coadd
 980510 n 008 044  i   366279  Ks residuals diagonally across coadd
 980510 n 008 056  i   366280  Ks residuals along the eastern half of coadd
 980510 n 008 068  i   366281  Ks residuals along the eastern half of coadd
 980510 n 010 044  i   366325  very faint Ks residuals in middle of coadd
 980510 n 010 056  i   366326  very faint Ks residuals in middle of coadd
 980510 n 010 068  i   366327  Ks residuals in middle of coadd
 980510 n 010 079  i   366328  H, Ks residuals in middle of coadd
 980510 n 010 091  i   366329  H, Ks residuals in middle of coadd
 980510 n 010 103  i   366330  very faint Ks residuals on extreme E edge of coadd
 980510 n 010 115  i   366331  H, Ks residuals along E edge of coadd
 980510 n 010 126  i   366332  Ks residuals in SE quadrant of coadd
 980510 n 010 173  i   366336  Ks residuals in NE quadrant of coadd
 980510 n 010 185  i   366337  Ks residuals along E edge of coadd
 980510 n 010 209  i   366339  Ks residuals in extreme NE corner of coadd
 980510 n 010 220  i   366340  Ks residuals in extreme SE corner of coadd
 980510 n 011 044  i   366348  Ks residuals in middle of coadd, particularly in S half
 980510 n 011 056  i   366349  H, Ks residuals along E half of coadd
 980510 n 011 068  i   366350  Ks residuals in extreme NE corner of coadd
 980511 n 009 115  i   375140  Ks residuals mainly in SE quadrant of coadd
 980511 n 009 127  i   375141  H, Ks residuals running diagonally from NE to SW
 980511 n 009 138  i   375142  Ks residuals confined to extreme NW corner of coadd
 980512 n 007 173  i   367670  Ks residuals confined to SW corner of coadd
 980512 n 007 185  i   367671  Ks residuals along extreme W edge
 980512 n 008  91  i   367686  Ks residuals along E edge of coadd
 980512 n 008 103  i   367687  Ks residuals and H holes along entire E half of coadd
 980512 n 008 115  i   367688  Ks residuals and H holes along entire W half of coadd
 980512 n 008 126  i   367689  Ks residuals and H holes in SW quadrant of coadd
 980512 n 009 220  i   367720  Ks residuals along western half of coadd
 980512 n 009 232  i   367721  Ks residuals along western half of coadd
 980512 n 009 244  i   367722  Ks residuals and H holes in northern half of coadd
 980516 n 055 044  i   380976  Ks residuals confined mainly to SW quadrant of coadd
 980516 n 055 056  i   380977  Ks residuals along coadd middle for entire N-S extent
 980529 n 039 056  i   381828  one very faint residual Ks piece in SW quadrant
 980529 n 039 068  i   381829  a few very faint residual Ks pieces along W edge
 980529 n 039 080  i   381830  one faint residual Ks piece in NW corner of coadd
 980529 n 080 103  i   382315  a couple of Ks residuals in SE corner of coadd
 980529 n 080 115  i   382316  faint Ks residual along E edge of coadd
 980601 n 053 150  i   395590  Ks residuals in center of coadd and along S edge
 980601 n 053 162  i   395591  Ks residuals in middle of coadd
 980601 n 053 173  i   395592  Ks residuals in middle of coadd
 980601 n 053 185  i   395593  Ks residuals in middle of coadd
 980601 n 053 197  i   395594  Ks residuals in middle of coadd
 980601 n 053 209  i   395595  Ks residuals in middle of coadd
 980601 n 053 220  i   395596  Ks residuals in middle of coadd
 980601 n 053 232  i   395597  Ks residuals along western half of coadd
 980601 n 053 244  i   395598  Ks residuals along western half of coadd
 980601 n 053 256  i   395599  Ks residuals along western half of coadd
 980601 n 053 266  i   395600  Ks residuals along western half of coadd
 980601 n 054 021  i   395602  Ks residuals along extreme western edge of coadd
 980605 n 070 044  i   388405  very faint Ks residual in center of coadd's S half
 980605 n 070 056  i   388406  very faint Ks residuals along eastern edge
 980605 n 070 068  i   388407  very faint Ks residuals along eastern edge
 980605 n 070 126  i   388412  very faint Ks residual along edge in NE quadrant
 980605 n 070 138  i   388413  very faint Ks residuals along E edge
 980605 n 070 162  i   388415  a couple of very faint Ks residuals along E edge
 980609 n 009 009  i   433114  tiny Ks residuals remain along eastern edge
 980618 n 026 209  i   409556  Ks residual in extreme NE corner of coadd
 980618 n 026 220  i   409557  Ks "donuts" in eastern half of coadd
 980618 n 026 232  i   409558  Ks "donuts" diagonally crossing coadd from NW to SE
 980618 n 026 244  i   409559  Ks residuals in extreme SW corner
 980618 n 067 209  i   410085  Ks residual along extreme S edge
 980618 n 067 220  i   410086  Ks residuals in W half of coadd
 980710 n 036 009  i   482587  v bright Ks residuals and J, H holes across coadd
 980710 n 036 021  i   482588  v bright Ks residuals and J, H holes across coadd
 981122 n 028 266  i   604463  v bright Ks residuals and J, H holes across coadd
 990521 n 016 068  i   849097  faint Ks residuals across middle of coadd
 990521 n 016 091  i   849099  faint Ks residuals across top half of coadd
 990528 n 086 033  i   848703  Ks holes along W edge
 990528 n 086 044  i   848704  Ks holes along W edge
 990528 n 086 056  i   848705  Ks holes along W edge, much fainter here
 990607 n 136 138  i   891377  faint Ks residual in middle of bottom half of coadd
 990607 n 138 220  i   891430  faint Ks residuals along E edge
 990607 n 139 056  i   891439  v faint Ks residual along W edge
 990608 n 014 232  i   880759  Ks residuals in NE quadrant of coadd
 990608 n 028 044  i   880904  v faint Ks residuals in NE quadrant
 990608 n 028 068  i   880906  v faint Ks residuals along NE edge
 990608 n 028 103  i   880909  faint Ks residuals in SE quadrant
 990608 n 028 197  i   880917  faint Ks residual in SW corner
 990608 n 028 209  i   880918  Ks residuals in NW quadrant
 990608 n 028 266  i   880923  faint Ks residual in center of W half of coadd
 990608 n 029 009  i   880924  faint Ks residuals; one in upper half, another in lower
 990608 n 029 021  i   880925  Ks "donuts" in NE corner of coadd
 990608 n 094 021  i   881730  Ks residuals along W half of coadd
 990608 n 094 033  i   881731  Ks residuals along W half of coadd
 990608 n 094 044  i   881732  Ks residuals along center, running roughly N-S
 990608 n 094 056  i   881733  Ks residuals along E half of coadd
 990608 n 094 068  i   881734  Ks residuals in extreme NE corner of coadd
 990609 n 014 162  i   905478  one Ks residual long W edge
 990610 n 014 009  i   915332  Ks residuals along W half of coadd
 990610 n 014 021  i   915333  Ks residuals along E half of coadd
 990610 n 014 033  i   915334  Ks residuals along E edge
 990610 n 015 103  i   915363  Ks residuals mainly confined to W half of coadd
 990610 n 015 115  i   915364  Ks residuals in E half of coadd
 990610 n 017 068  i   915406  one faint Ks residual along NE edge
 990610 n 080 056  i   916118  Ks residuals along W edge of coadd
 990610 n 080 068  i   916119  Ks residuals along W edge of coadd
 990610 n 080 079  i   916120  Ks residuals along W edge of coadd
 990611 n 044 266  i   878071  Ks residuals along W edge of coadd
 990611 n 045 009  i   878072  Ks residuals along E edge of coadd
 990611 n 045 021  i   878073  Ks residuals along E edge of coadd
 990611 n 045 115  i   878081  faint Ks residuals near center of coadd
 990611 n 045 138  i   878083  Ks residuals in E half of coadd
 990611 n 045 150  i   878084  Ks residuals in E half of coadd
 990611 n 045 173  i   878086  Ks residuals in E half of coadd
 990612 n 013 256  i   882049  faint Ks residuals in SW quadrant
 990612 n 013 266  i   882050  faint Ks residuals scattered over coadd
 990622 n 015 173  i   906652  large Ks residual smudge in center of coadd
 990813 s 047 233  i   702831  Ks-only partial blanking near RA=20:59:40 Dec=-42:37:00
 990813 s 047 245  i   702832  Ks-only partial blanking in southern half of coadd
 990813 s 073 103  i   703142  Ks-only partial blanking in southern third of coadd
 990813 s 081 009  i   703180  Ks glow and H holes along entire west edge of coadd
 990813 s 081 021  i   703181  Ks-only partial blanking near RA=21:10:40 Dec=-42:07:30
 991011 n 049 232  i   951093  Ks residuals in northern half of coadd
 991011 n 049 244  i   951094  Ks residuals in western half of coadd
 991011 n 049 256  i   951095  Ks residuals in western half of coadd
 991011 n 049 266  i   951096  Ks residuals in western half of coadd

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