BEGIN:VCALENDAR VERSION:2.0 METHOD:PUBLISH PRODID:-//Tendenci - The Open Source AMS for Associations//Tendenci Codeba se MIMEDIR//EN BEGIN:VEVENT DESCRIPTION:--- This iCal file does *NOT* confirm registration.\nEvent det ails subject to change. ---\nhttps://www.iscwsa.net/events/119/\n\nEvent T itle: ISCWSA #63 General Meeting, Frankfurt, Germany\nStart Date / Time: A pr 16, 2026 08:30 AM Europe/Berlin\nLocation: Hilton Frankfurt Gravenbruch \nGoogle\nhttp://maps.google.com/maps?q=Graf-zu-Ysenburg-und-Büdingen-Pla tz+1,+Neu-Isenburg,Frankfurt,63263\n\nForecast\nhttp://www.weather.com/wea ther/monthly/63263\n\nThe 63rd General Meeting of the ISCWSA is on Thursda y 16th April 2026, at the Hilton Gravenbruch, near Frankfurt, Germany.\n \ n \nSubcommittee workgroups will meet on Wednesday 15th April at the same location.\nTo participate in these sessions, please contact the relevant S ubcommittee using the links below:\n&bull\; Collision Avoidance&bull\; Err or Model&bull\; QA/QC&bull\; Education&bull\; Well Intercept\n \nThe agend a is published below.\nLooking forward to seeing you at the meeting!\n \nA GENDA &ndash\; UPDATED 15 APRIL 2026\n \n\n\n\nISCWSA 63rd Sub-Committee M eetings - Frankfurt\n\n\nWednesday 15th April \n\n\nHilton Frankfurt Gra venbruch, Graf-zu-Ysenburg-und-Bü\;dingen-Platz 1, 63263 Neu-Isenburg, Germany\n\n\n \n \n \n \n\n\nLarge Room\nError Model &\; Collision Avo idance Sub-Committees\n9:00\n12:00\n\n\nLunch - please pre-register and es pecially if any allergies\n12:00\n13:00\n\n\nQA\QC Sub-Committee\n13:00\n1 5:00\n\n\n\n \n \n \n \n\n\nSmall Room\nEducation Sub-Committee\n10:00\n12 :00\n\n\nLunch - please pre-register and especially if any allergies\n12:0 0\n13:00\n\n\nWell Intercept Sub-Committee\n13:00\n14:30\n\n\n \n\n\nSub-c ommittee meetings are working sessions. Please contact the chairperson bef ore attending. See above for links.\n\n\n \n\n\n \n \n \n \n \n\n\nISCWSA 63rd General Meeting - Frankfurt\n\n\nThursday 16th April\n\n\nHilton Fran kfurt Gravenbruch, Graf-zu-Ysenburg-und-Bü\;dingen-Platz 1, 63263 Neu- Isenburg, Germany\n\n\nActivity\nPresenter(s)\nTitle / Sponsor\nFrom \nTo\ n\n\nCoffee &\; Registration\n \nThursday morning registration\n7:45\n8 :30\n\n\nIntroduction\nAndy McGregor (H&\;P ) Chairperson\nIntroduction \n8:30\n8:35\n\n\nProgram Agenda\nChad Hanak (SQC) Program Chair\nSchedule and Program Overview\n8:35\n8:40\n\n\nTechnical Presentation\nBarry Smart &\; Ezra North (SLB)\nDynamic Gyrocompass Surveying: Safe and Efficien t Wellbore Kick-off in Noisy Top-Hole Environments\n8:40\n9:10\n\n\nSub-Co mmittee Update\nPhil Harbidge (Halliburton)\nQA\QC Sub-Committee Report + Webmaster Update\n9:10\n9:30\n\n\nTechnical Presentation\nMahmoud ElGizawy (Schlumberger)\nAdvanced Wellbore Surveying And Ranging Technologies Brea king Boundaries\n9:30\n10:00\n\n\nCoffee Break\n \nCoffee Break\n10:00\n10 :25\n\n\nTechnical Presentation\nDaniel Herrera Anda (Baker Hughes)\nMulti -station Analysis for Rotary Continuous Survey \n10:25\n10:55\n\n\nSub-Com mittee Update\nMahmoud ElGizawy (SLB)\nEducation Sub-Committee Report\n10: 55\n11:10\n\n\nTechnical Presentation\nIldiko Langaker (Var Energi)\nWhen Uncertainty Is Not Uncertain: Distinguishing Statistical EOU from Survey G ross Errors Using Advanced QC Diagnostics\n11:10\n11:40\n\n\nSub-Committee Update\nJosh Albright (SQC)\nYoung Professionals Report\n11:40\n11:50\n\n \nTechnical Presentation\nJü\;rgen Matzka (Leo Magnetics)\nA real-time , data assimilation-based geomagnetic field disturbance service SLIDES NOT SHARED\n11:50\n12:20\n\n\nLunch\n \nLunch\n12:20\n13:20\n\n\nTechnical Pr esentation\nMarc Willerth (H&\;P)\nGetting aligned on Non-orthogonaliti es in MWD Sensors SLIDES NOT SHARED\n13:20\n13:50\n\n\nSub-Committee Upda te\nDarren Aklestad (SLB)\nCollision Avoidance Sub-committee Report\n13:50 \n14:05\n\n\nKeynote\nChris D'Souza (NASA)\nChallenges in Lunar Landing GN C\n14:05\n14:35\n\n\nSub-Committee Update\nMarc Willerth (H&\;P)\nError Model Sub-Committee Report\n14:35\n14:55\n\n\nTechnical Presentation\nCal lum Watson (BGS)\nA model of Earth's lithospheric magnetic field to 20 km resolution (spherical harmonic degree 2000) \n14:55\n15:25\n\n\nCoffee Bre ak\n \nCoffee Break\n15:25\n15:50\n\n\nTechnical Presentation\nArthur de C alan (PathControl)\nA new geodetic approach to enhance the precision of p roximity calculus \n15:50\n16:20\n\n\nSub-Committee Update\nBenny Poedjono (Independent)\nWell Intercept Sub-Committee Report\n16:20\n16:35\n\n\nAdm inistration Report\nRobert Wylie (xnDrilling)\nTreasurer's Report\n16:35\n 16:45\n\n\nTechnical Presentation\nRobert Wylie (xnDrilling)\nSurvey Progr am? \n16:45\n17:05\n\n\nCloseout\n\n\n\n\nChad Hanak (SQC) Program Chair\n \n\n\n\nCloseout\n17:05\n17:10\n\n\n\n \nPrint Friendly Agenda\n\n \n\n--- This iCal file does *NOT* confirm registration.Event details subject to c hange. ---\n\n--- By Tendenci - The Open Source AMS for Associations ---\n UID:uid119@iscwsa.net SUMMARY:ISCWSA #63 General Meeting, Frankfurt, Germany DTSTART:20260416T063000Z DTEND:20260416T150000Z CLASS:PUBLIC PRIORITY:5 DTSTAMP:20260426T161154Z TRANSP:OPAQUE SEQUENCE:0 LOCATION:Hilton Frankfurt Gravenbruch X-ALT-DESC;FMTTYPE=text/html:
--- This iCal file does *NOT* confirm re gistration.Event details subject to change. ---

Event Title: ISCW SA #63 General Meeting, Frankfurt, Germany

https://www.iscwsa.net /events/119/

When: Apr 16, 2026 08:30 AM Europe/Berlin
Hilton Frankfurt Gravenbruch
Graf-zu-Ysenburg-und-Büdingen-P latz 1, Neu-Isenburg
63263
http://maps.google.com/maps?q=G raf-zu-Ysenburg-und-Büdingen-Platz+1,+Neu-Isenburg,Frankfurt,63263
< br />
Forecast: http://www.weather.com/weather/monthly/63263


The 63rd General Meeting of the ISCWSA is on Thursday 16th April 2026, at the Hilton Gravenbruch, near Frankfurt, Germany.

 \;

 \;

Subcommittee workgroups will meet on Wednesday 15th April at the same location.

To participate in these sessions, please contact th e relevant Subcommittee using the links below:

&bull\; Collision Avoidance
&bull\; Error Model
&bull\; QA/QC
&bull\; Education
&bull\; Well Intercept

 \;

The agenda is published below.

Looking forward to seeing you at the meeting!

 \;

AGENDA &ndash\; UPDATED 15 APRIL 2026

 \;

< /tr> < td class="xl71" style="border-left-width: medium\; border-left-style: none \; border-left-color: currentcolor\; width: 62pt\; height: 25.9913px\;" wi dth="82">From \; Thursday morning registration < td class="xl81" style="border-top-width: medium\; border-top-style: none\; border-top-color: currentcolor\; width: 356pt\; height: 42.7923px\;" widt h="474">IntroductionPhil Harbidge (Halliburton) A model of Earth's lithospheric magnetic fie ld to 20 km resolution (spherical harmonic degree 2000) \; < td class="xl78" style="border-top-width: medium\; border-top-style: none\; border-top-color: currentcolor\; width: 203pt\; height: 75.2352px\;" widt h="271">Arthur de Calan \; (P athControl) < td class="xl83" style="border-top-width: medium\; border-top-style: none\; border-top-color: currentcolor\; width: 203pt\; height: 42.7923px\;" widt h="271">Robert Wylie (xnDrilling)
ISCWSA 63rd Sub-Committee Meetings - Frankfurt
Wednesday 15th April \; \; \;
Hil ton Frankfurt Gravenbruch, Graf-zu-Ysenburg-und-Bü\;dingen-Platz 1, 63 263 Neu-Isenburg, Germany
 \;  \;  \;  \;
Large Room Error Model &\; Collision Avoidance Sub-C ommittees 9:00 12:00
Lunch - please pre-register and especially if any allergie s 12:00 13:00
QA\QC Sub-Committee 13:00 15:00
 \ ;  \;  \;  \;
Small Room Education Sub-Committee 10:00 12:00
Lunch - pleas e pre-register and especially if any allergies 12:00 13:00
Well Intercept Sub-Committee 13:00 14:30
 \;
Sub-committee meetings are working s essions. Please contact the chairperson before attending. \;See above for links.
 \;
 \;  \;  \;  \;  \;
ISCWSA 63rd General Meeting - Fran kfurt
Thursday 16th Apri l
Hilton Frankfurt Gravenbruch, Graf-zu -Ysenburg-und-Bü\;dingen-Platz 1, 63263 Neu-Isenburg, Germany
Activity Pres enter(s) Title / SponsorTo
Coffee &\; Registration  \; 7:45 8:30
Introduction Andy McGregor (H&\;P ) Chairperson 8:30 8:35
Program Agenda Chad Hanak (SQC) Program Chair Schedule and Program Overvi ew 8:35 8:40
Technical Presentation Barry Sm art &\; Ezra North (SLB) Dynamic G yrocompass Surveying: Safe and Efficient Wellbore Kick-off in Noisy Top-Ho le Environments 8:40 9:10
Sub-Committee Update QA \QC Sub-Committee Report + Webmaster Update 9:10 9:30
Technical Presentation Mahmoud ElGizawy (Schlumberger) Advanced Wellbore Surveying And Ran ging Technologies Breaking Boundaries 9:30 10:00
Coffe e Break  \; Coffee Break 10:00 10:25
Technical Presentation Daniel Herrera Anda (Baker Hughes) Multi-station Analysis for Rotary Continuous Survey \; 10:25 10:55
Sub -Committee Update Mahmoud ElGizawy (SLB) Education Sub-Committee Report 10:55 11:10
Technical Presentation Ildiko Langaker (Var Energi) When Uncertainty Is Not Uncertain: Distinguishing Statistical EOU from Survey Gross Errors Using Advanced QC Diagnostics 11:10 11:40
Sub-Committee Update Josh Albright (SQC) Young Professionals Report 11:40 11:50
Technical Presentation Jü\;rgen Matzka (Leo Magnetics) A real-time, data assimilation-based geomagn etic field disturbance service SLIDES NO T SHARED 11:50 12:20
Lunch  \; Lunch 12:20 13:20
Technical Presentation Marc Willerth (H&\;P) Getting aligned on Non-orthogonalities in MWD Sensors \; SLIDES NOT SHARED 13:20 13:50
Sub-Committee Update Darren Aklestad (SLB) Collision Avoidance Sub-committee Repor t 13:50 14:05
Keynote Chris D'Souza (NAS A) Challenges in Lunar Landing GNC 14:05< /td> 14:35
Sub- Committee Update Marc Willerth (H&\;P) Error Model Sub-Committee Report 14:35 14:55
Technical Presentation Callum Watson (BGS) 14:55 15:25
Coffee Break  \; Coffee Break 15:25 15:50
Technical Presentation A new geodetic approach t o enhance the precision of proximity calculus \; 15:50 16:20
Sub-Committee Update Benny Poedjono (Independent) Well Intercept Sub -Committee Report 16:20 16:35
Administration Report Tre asurer's Report 16:35 16:45
Technical Presentation Robert Wylie (xnDrilling) Survey Program? \; 16:45 17:05
Close out
Chad Hanak (SQC) Pr ogram Chair
Closeout 17:05 17:10

 \;

Print Friendly Agenda

 \;

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