12 lines expected..

--------------------
hdrs

grep "GPS Starting poin" aisa_grep2.txt | grep "{5[12].*, -[01]" | grep -v " -1.[1-9]" | grep -v " {52.[2345678]" > likelies

bands 252, samples 1024




4388749560-GPS Starting point = {52.051056, -0.969316}  [247 bytes past ENVI start]
tail -c+4388749312 buckingham_disk_dup.raw-DO_NOT_DELETE-ask_mggr-pmpc886 |head -n 547

4388815096-GPS Starting point = {51.882381, -1.000942}
tail -c+4388814849 buckingham_disk_dup.raw-DO_NOT_DELETE-ask_mggr-pmpc886 |head -n 547

4388880632-GPS Starting point = {52.050510, -0.972757}
4389994744-GPS Starting point = {51.880867, -0.999992}
4390060280-GPS Starting point = {52.054996, -0.984509}
4390125815-GPS Starting point = {51.890373, -1.036325}
4394516726-GPS Starting point = {51.878212, -0.983243}
121956598008-GPS Starting point = {51.957211, -1.068776}
125367681272-GPS Starting point = {51.887985, -0.974128}
129659568376-GPS Starting point = {52.054295, -0.956536}
154562527480-GPS Starting point = {51.987915, -0.974253}
154564690168-GPS Starting point = {52.026901, -0.830008}

------------------------
                   images (scanned on band 19)

images (scanned on band 160 odd)

                   filename=/local0/data/arsf/buckingham_disk_dup.raw-DO_NOT_DELETE-ask_mggr offset=2422038528 w=1024 bandno=19 bands=252 lines=722
                    - farmland, dark
                   end after 4098834432
                   tail -c +2439905281 buckingham_disk_dup.raw-DO_NOT_DELETE-ask_mggr-pmpc886 | >head -c 1773821952 > /tmp/line1b.bil
                   matches eagle_header_file-121956597761.hdr
                   
                   in load_bil - filename=/local0/data/arsf/buckingham_disk_dup.raw-DO_NOT_DELETE-ask_mggr offset=4098834432 w=1024 bandno=19 bands=252 lines=722
                    - short snippet, unsure
                   range 4214267904 (+1 for tail -c o_O) -> 4388708351, 337 blocks (max frame count jump 50)
                   no matched eagle header..
                   actually matches 143473574259-lines   = 337 (20/feb/2007 line)
spotted another one
range 4394582016 (+1 for tail -c o_O) -> 8610054143, 8168 blocks of 516096 bytes (max frame count jump 200)
tail -c +4394582017 buckingham_disk_dup.raw-DO_NOT_DELETE-ask_mggr-pmpc886 | head -c 4215472128 > /tmp/aline.bil
matches eagle_header_file-4388749312.hdr

spotted another
stopped at offset 12186083328, run was 6829, jump (40594) was outside tolerance (200)
range 8610054144 (+1 for tail -c o_O) -> 12186083327, 6929 blocks of 516096 bytes (max frame count jump 200)
tail -c +8610054145 buckingham_disk_dup.raw-DO_NOT_DELETE-ask_mggr-pmpc886 | head -c 3576029184 > /tmp/aline.bil
matches eagle_header_file-4388814849.hdr

spotted another
stopped at offset 17083326464, run was 9107, jump (53943) was outside tolerance (200)
range 12186091520 (+1 for tail -c o_O) -> 17083326463, 9489 blocks of 516096 bytes (max frame count jump 200)
tail -c +12186091521 buckingham_disk_dup.raw-DO_NOT_DELETE-ask_mggr-pmpc886 | head -c 4897234944 > /tmp/aline.bil
matches eagle_header_file-4388880385.hdr
                   
                   in load_bil - filename=/local0/data/arsf/buckingham_disk_dup.raw-DO_NOT_DELETE-ask_mggr offset=23475142656 w=1024 bandno=19 bands=252 lines=722
                    - buildings, dark
                   range 23452696576 (+1 for tail -c o_O) -> 26832609279, 6549 blocks of 516096 bytes (max frame count jump 200)
                   tail -c +23452696577 buckingham_disk_dup.raw-DO_NOT_DELETE-ask_mggr-pmpc886 | head -c 3379912704 > /tmp/aline.bil
?**                    ???? no idea, doesn't appear to match anything.  By inspection, it seems to be about 7075 long and looks like farmland & buildings - definitely possible.
appears to be line 4
eagle_header_file-4389994497.hdr
which claims to be 7270 lines, but the data isn't there to show that - definitely 7075
-> tail -c +23452696577 buckingham_disk_dup.raw-DO_NOT_DELETE-ask_mggr-pmpc886 | head -c 3651379200 > /tmp/aline.bil
edited header file to match
                   
                   in load_bil - filename=/local0/data/arsf/buckingham_disk_dup.raw-DO_NOT_DELETE-ask_mggr offset=27015045120 w=1024 bandno=19 bands=252 lines=722
                    - farmland
                   range 27104641024 (+1 for tail -c o_O) -> 31391334399, 8305 blocks of 516096 bytes (max frame count jump 200)
                   tail -c +27104641025 buckingham_disk_dup.raw-DO_NOT_DELETE-ask_mggr-pmpc886 | head -c 4286177280 > /tmp/aline.bil
                   eagle_header_file-4390060033.hdr (actually 8306)
                   
                   in load_bil - filename=/local0/data/arsf/buckingham_disk_dup.raw-DO_NOT_DELETE-ask_mggr offset=31300190208 w=1024 bandno=19 bands=252 lines=722
                   range 31391350784 (+1 for tail -c o_O) -> 34867773439, 6736 blocks of 516096 bytes (max frame count jump 200)
                   tail -c +31391350785 buckingham_disk_dup.raw-DO_NOT_DELETE-ask_mggr-pmpc886 | head -c 3476422656 > /tmp/aline.bil
                   eagle_header_file-4390125568.hdr
                   
                   in load_bil - filename=/local0/data/arsf/buckingham_disk_dup.raw-DO_NOT_DELETE-ask_mggr offset=34840092672 w=1024 bandno=19 bands=252 lines=722
                    - after 37075820544 = mess
                   stopped at offset 36948156416, run was 3956, jump (461) was outside tolerance (200)
                   range 34867773440 (+1 for tail -c o_O) -> 36948156415, 4031 blocks of 516096 bytes (max frame count jump 200)
                   tail -c +34867773441 buckingham_disk_dup.raw-DO_NOT_DELETE-ask_mggr-pmpc886 | head -c 2080382976 > /tmp/aline.bil
?                    ????
visual match to line 1
truncated - about half missing compared to ATM
no matching header file found (destroyed?) - manually recreated
no autodark

various lower # bands & 512-wide images [junk]

60211511296 lower band, 1024-wide image

darkness around 70...

                   up to 73965330432

up to 104215748608
procedure
 - run gtviewer from this offset
 - look for dark bits & images
 - band scan with RMB
 - push offset into quickscan in workspace below
 - pray

right res, differently banded file @ 118879584256

                   
                   (very dark thing was
                   range 121806520320 (+1 for tail -c o_O) -> 121931415551, 242 blocks of 516096 bytes (max frame count jump 200)
                   tail -c +121806520321 buckingham_disk_dup.raw-DO_NOT_DELETE-ask_mggr-pmpc886 | head -c 124895232 > /tmp/aline.bil
                   three lines:
?                    121932349896-lines   = 242
                    143493169523-lines   = 242
                    143493431667-lines   = 242
                   )
                   
                   in load_bil - filename=/local0/data/arsf/buckingham_disk_dup.raw-DO_NOT_DELETE-ask_mggr offset=121847169024 w=1024 bandno=19 bands=252 lines=722
                    - something around here, very dark, started a bit earlier
                   range 121956663296 (+1 for tail -c o_O) -> 125367541759, 6609 blocks of 516096 bytes (max frame count jump 200)
                   tail -c +121956663297 buckingham_disk_dup.raw-DO_NOT_DELETE-ask_mggr-pmpc886 | head -c 3410878464 > /tmp/aline.bil
                    eagle_header_file-125367681025.hdr
                   
                   in load_bil - filename=/local0/data/arsf/buckingham_disk_dup.raw-DO_NOT_DELETE-ask_mggr offset=125200760832 w=1024 bandno=19 bands=252 lines=722
                   range 125367746560 (+1 for tail -c o_O) -> 129622441983, 8244 blocks of 516096 bytes (max frame count jump 200)
                   tail -c +125367746561 buckingham_disk_dup.raw-DO_NOT_DELETE-ask_mggr-pmpc886 | head -c 4254695424 > /tmp/aline.bil
                    ?
                   guessed it was actually longer (8315) to match eagle_header_file-129659568129.hdr
                   tail -c +125367746561 buckingham_disk_dup.raw-DO_NOT_DELETE-ask_mggr-pmpc886 | head -c 4291338240 > /tmp/aline.bil
                   worked :)
                   
                   
                   in load_bil - filename=/local0/data/arsf/buckingham_disk_dup.raw-DO_NOT_DELETE-ask_mggr offset=129672216576 w=1024 bandno=19 bands=252 lines=722
                    - funny square lake (reservoir?)
                   range 129659633664 (+1 for tail -c o_O) -> 133319270399, 7091 blocks of 516096 bytes (max frame count jump 200)
                   tail -c +129659633665 buckingham_disk_dup.raw-DO_NOT_DELETE-ask_mggr-pmpc886 | head -c 3659636736 > /tmp/aline.bil
                   matches a line 158032200084-lines   = 7091 (23/3/2006)
                    X
looks likely to be line8 of buckingham
confirmed, though truncated
edited matching header file (eagle_header_file-4394516479.hdr)
                   
                   up to 163953377280

many differently banded or different resolution flights
                   
                   some distractions.. but just as likely to have missed joined flights earlier
                   
                   up to 259903365120
                   
                   up to 282819575808
                   
                   end



