[teqc] NPIT in Halemaʻumaʻu crater collapse on the Big Island of Hawai'i

Joe Pettit pettit at unavco.org
Thu Jun 14 10:47:23 MDT 2018


The ship's going down!

On Thu, Jun 14, 2018 at 10:12 AM, Lou Estey <lou at unavco.org> wrote:

> Our daily PP using teqc on incoming data is showing some phenomenal rates
> of motion at NPIT
> that used to be about 100 meters NE from the rim of Halemaʻumaʻu crater in
> the Kilauea caldera.
>
> https://en.wikipedia.org/wiki/Halemaumau_Crater#/media/File:
> Halemaumau-map_L.jpg
>
> drone video of current collapse: https://www.youtube.com/watch?
> v=jOnSl1sHCaw
>
> Daily PP solutions from teqc are below on the right.  They are, like
> almost all of teqc's
> current PP solutions, systematically about 15 - 15.5 meters too high, but
> the trend is quite
> clear.  (Positions of the left are metadata in the BINEX file from the
> receiver.  Apparently
> the receiver doesn't know what to make of this situation, either.  And
> "90  0  -6356752.3142"
> is equivalent to an XYZ of 0 0 0, so this just means "position unknown".)
>
> The drop has been over 57 meters since ~May 25th, with almost 20 meters of
> drop just in the
> last few days.  NPIT must be sitting on one of the intact blocks ... which
> is dropping like
> a proverbial rock. :)
>
> --lou
>
> Filename                   Latitude   Longitude   Elevation       QC
> Latitude QC Longitude  QC Elevation
> npit20180516.bnx           19.412268 -155.280993     1132.5759
> 19.412281  -155.280999       1145.6373
> npit20180517.bnx           19.412281 -155.280999     1127.8773
> 19.412281  -155.280996       1144.8066
> npit20180518.bnx           19.412282 -155.281008     1130.7909
> 19.412286  -155.280996       1143.6662
> npit20180519.bnx           90           0        -6356752.3142
> 19.412289  -155.281001       1145.9596
> npit20180520.bnx           19.412282 -155.281000     1131.1005
> 19.412283  -155.280998       1145.0248
> npit20180521.bnx           19.412289 -155.281007     1129.3905
> 19.412283  -155.280998       1144.7059
> npit20180522.bnx           19.412281 -155.281000     1133.0275
> 19.412283  -155.280997       1144.9879
> npit20180523.bnx           19.412299 -155.281004     1127.1047
> 19.412288  -155.281001       1145.8510
> npit20180524.bnx           19.412289 -155.281002     1130.2914
> 19.412284  -155.281001       1144.2231
> npit20180525.bnx           19.412276 -155.281000     1129.4189
> 19.412281  -155.281002       1144.2258
> npit20180526.bnx           90           0        -6356752.3142
> 19.412281  -155.281002       1143.4853
> npit20180527.bnx           90           0        -6356752.3142
> 19.412279  -155.281001       1144.1646
> npit20180528.bnx           90           0        -6356752.3142
> 19.412282  -155.281004       1144.1340
> npit20180529.bnx           19.412280 -155.281004     1131.0635
> 19.412273  -155.281008       1141.6893
> npit20180530.bnx           90           0        -6356752.3142
> 19.412266  -155.281015       1140.2435
> npit20180531.bnx           90           0        -6356752.3142
> 19.412257  -155.281026       1139.3871
> npit20180601.bnx           19.412258 -155.281020     1126.4121
> 19.412258  -155.281022       1140.1935
> npit20180602.bnx           19.412252 -155.281044     1123.9359
> 19.412250  -155.281034       1140.2778
> npit20180603.bnx           90           0        -6356752.3142
> 19.412242  -155.281037       1139.3155
> npit20180604.bnx           90           0        -6356752.3142
> 19.412237  -155.281048       1137.2433
> npit20180605.bnx           90           0        -6356752.3142
> 19.412239  -155.281053       1136.9701
> npit20180606.bnx           90           0        -6356752.3142
> 19.412230  -155.281053       1134.5017
> npit20180607.bnx           90           0        -6356752.3142
> 19.412224  -155.281064       1133.8237
> npit20180608.bnx           90           0        -6356752.3142
> 19.412202  -155.281075       1130.7747
> npit20180609.bnx           90           0        -6356752.3142
> 19.412171  -155.281094       1124.9925
> npit20180610.bnx           90           0        -6356752.3142
> 19.412126  -155.281094       1117.9545
> npit20180611.bnx           90           0        -6356752.3142
> 19.412090  -155.281082       1110.0381
> npit20180612.bnx           90           0        -6356752.3142
> 19.412044  -155.281064       1101.3410
> npit20180613.bnx           90           0        -6356752.3142
> 19.412003  -155.281048       1092.4864
>
> _______________________________________________
> teqc mailing list
> teqc at postal.unavco.org
> https://postal.unavco.org/mailman/listinfo/teqc




-- 


*Joe Pettit*
*Project Manager, Polar*
*UNAVCO, Inc*
*6350 Nautilus Dr.*
*Boulder, CO 80301*

*O: 303-381-7615 <303-381-7615>*
*C: 303-358-1097 <303-358-1097>*
*pettit at unavco.org <pettit at unavco.org>*
-------------- next part --------------
An HTML attachment was scrubbed...
URL: <http://postal.unavco.org/pipermail/teqc/attachments/20180614/66362039/attachment.html>


More information about the teqc mailing list