hourly trend of CP8 dewar level (from hourly autoburts) for the month of May

01/00:00 2.723166600543230e+01

01/01:00 2.718588824121830e+01

01/02:00 2.718588824121830e+01

01/03:00 2.714316232795190e+01

01/04:00 2.710348826563310e+01

01/05:00 2.704550309762871e+01

01/06:00 2.699972533341472e+01

01/07:00 2.682271797845394e+01

01/08:00 2.674947355571153e+01

01/09:00 2.669759208960234e+01

01/10:00 2.664265877254554e+01

01/11:00 2.658467360454115e+01

01/12:00 2.652363658558916e+01

01/13:00 2.653279213843196e+01

01/14:00 2.651753288369396e+01

01/15:00 2.641071810052797e+01

01/16:00 2.636799218726158e+01

01/17:00 2.634052552873317e+01

01/18:00 2.629169591357158e+01

01/19:00 2.625202185125278e+01

01/20:00 2.620929593798639e+01

01/21:00 2.617572557756279e+01

01/22:00 2.615131076998199e+01

01/23:00 2.610248115482040e+01

02/00:00 2.609637745292520e+01

02/01:00 2.604754783776361e+01

02/02:00 2.602313303018281e+01

02/03:00 2.598651081881161e+01

02/04:00 2.595904416028321e+01

02/05:00 2.593462935270241e+01

02/06:00 2.587969603564562e+01

02/07:00 2.569048127689444e+01

02/08:00 2.560197759941405e+01

02/09:00 2.556535538804284e+01

02/10:00 2.550737022003845e+01

02/11:00 2.544633320108646e+01

02/12:00 2.537614062929167e+01

02/13:00 2.536698507644887e+01

02/14:00 2.531815546128727e+01

02/15:00 2.526932584612568e+01

02/16:00 2.523575548570208e+01

02/17:00 2.519608142338328e+01

02/18:00 2.517471846675008e+01

02/19:00 2.511978514969329e+01

02/20:00 2.508926664021729e+01

02/21:00 2.500991851557970e+01

02/22:00 2.501297036652730e+01

02/23:00 2.494888149662771e+01

03/00:00 2.495193334757531e+01

03/01:00 2.490005188146610e+01

03/02:00 2.486953337199011e+01

03/03:00 2.482070375682851e+01

03/04:00 2.479323709830012e+01

03/05:00 2.477187414166692e+01

03/06:00 2.470473342081972e+01

03/07:00 2.455519272438734e+01

03/08:00 2.448194830164494e+01

03/09:00 2.441785943174535e+01

03/10:00 2.439344462416456e+01

03/11:00 2.431714835047456e+01

03/12:00 2.428357799005096e+01

03/13:00 2.422559282204657e+01

03/14:00 2.420422986541337e+01

03/15:00 2.416455580309458e+01

03/16:00 2.411877803888058e+01

03/17:00 2.405468916898099e+01

03/18:00 2.399670400097659e+01

03/19:00 2.395397808771020e+01

03/20:00 2.393566698202460e+01

03/21:00 2.388988921781060e+01

03/22:00 2.385326700643941e+01

03/23:00 2.380443739127781e+01

04/00:00 2.376171147801142e+01

04/01:00 2.372814111758781e+01

04/02:00 2.367320780053102e+01

04/03:00 2.364879299295022e+01

04/04:00 2.360911893063143e+01

04/05:00 2.355418561357464e+01

04/06:00 2.351451155125584e+01

04/07:00 2.346568193609424e+01

04/08:00 2.338023010956145e+01

04/09:00 2.327036347544786e+01

04/10:00 2.326425977355266e+01

04/11:00 2.320322275460067e+01

04/12:00 2.315439313943907e+01

04/13:00 2.310251167332987e+01

04/15:00 2.305368205816828e+01

04/16:00 2.302316354869228e+01

04/17:00 2.297738578447829e+01

04/18:00 2.290719321268349e+01

04/19:00 2.287667470320750e+01

04/20:00 2.284310434278390e+01

04/21:00 2.281868953520310e+01

04/22:00 2.279427472762231e+01

04/23:00 2.276375621814631e+01

05/00:00 2.269966734824671e+01

05/01:00 2.267830439161351e+01

05/02:00 2.261726737266152e+01

05/03:00 2.258369701223792e+01

05/04:00 2.253791924802393e+01

05/05:00 2.251960814233833e+01

05/06:00 2.245246742149114e+01

05/07:00 2.240058595538194e+01

05/08:00 2.224494155705435e+01

05/09:00 2.224799340800195e+01

05/10:00 2.216254158146916e+01

05/11:00 2.208624530777917e+01

05/12:00 2.205877864925077e+01

05/13:00 2.200994903408918e+01

05/14:00 2.200079348124638e+01

05/15:00 2.194280831324198e+01

05/16:00 2.188787499618519e+01

05/17:00 2.185735648670919e+01

05/18:00 2.180852687154760e+01

05/19:00 2.178106021301920e+01

05/20:00 2.171391949217200e+01

05/21:00 2.166203802606281e+01

05/22:00 2.166508987701041e+01

05/23:00 2.162541581469161e+01

06/00:00 2.157048249763481e+01

06/01:00 2.154911954100162e+01

06/02:00 2.150639362773522e+01

06/03:00 2.146061586352123e+01

06/04:00 2.141178624835963e+01

06/05:00 2.135685293130283e+01

06/06:00 2.132938627277444e+01

06/07:00 2.119815668202765e+01

06/08:00 2.113406781212806e+01

06/09:00 2.109439374980926e+01

06/10:00 2.103335673085727e+01

06/11:00 2.100283822138127e+01

06/12:00 2.097231971190527e+01

06/13:00 2.092349009674367e+01

06/14:00 2.084414197210608e+01

06/15:00 2.084414197210608e+01

06/16:00 2.078310495315409e+01

06/17:00 2.072817163609729e+01

06/18:00 2.066408276619770e+01

06/19:00 2.063966795861690e+01

06/20:00 2.056947538682211e+01

06/21:00 2.054506057924131e+01

06/22:00 2.052369762260811e+01

06/23:00 2.047181615649892e+01

07/00:00 2.044740134891812e+01

07/01:00 2.037720877712332e+01

07/02:00 2.034058656575213e+01

07/03:00 2.032837916196173e+01

07/04:00 2.027649769585253e+01

07/05:00 2.023682363353374e+01

07/06:00 2.019714957121494e+01

07/07:00 2.005676442762536e+01

07/08:00 2.004760887478256e+01

Dewar contents have dropped 7% in 7 days. In April they dropped from 61% to 27% ( 34% in 30 days).

Data obtained from command line in directory

/ligo/cds/lho/h0/burt/2016/05

running the command

grep "H0:VAC-EX_CP8_LT505_DEWAR_LEVEL_PCT " */*/h0veex.snap|sed 's//h0veex.snap:RO H0:VAC-EX_CP8_LT505_DEWAR_LEVEL_PCT 1//g'