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Kallol Chatterjee’s notebooks | Observable

Kallol Chatterjee

@k-chat

47

1

2

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🚢 Thoresen Vessels World Map

Kallol Chatterjee

Aug 22

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IPv4 Space Dominance

Kallol Chatterjee

May 26

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Copernicus Map Data Challenge 2026 Day 2 Ocean currents

Kallol Chatterjee

Apr 28

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Horizon Overflow

Kallol Chatterjee

Apr 15

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Copernicus Map Data Challenge 2026 Day 1 Exploration

Kallol Chatterjee

Apr 15

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Amount of C02 in my household as per my IOT sensor

Kallol Chatterjee

Mar 31

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IPv4 Space Dominance

Kallol Chatterjee

Apr 1

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Timezone Mapping

Kallol Chatterjee

Mar 30

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Evaluating LLM Cost on Basis of Price of Performance

Kallol Chatterjee

Mar 31

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Kallol Chatterjee

Mar 27

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Great-circle vs Rhumb line

Kallol Chatterjee

Oct 29, 2024

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What is your four-digit PIN?

Kallol Chatterjee

Dec 2, 2025

1

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Design system metrics

Kallol Chatterjee

Jul 30, 2024

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Kallol Chatterjee

Nov 6, 2023

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Course Assignment

Kallol Chatterjee

Nov 10, 2023

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Session 3: Introduction to Observable Plot (Follow-along version)

Kallol Chatterjee

Oct 26, 2023

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G2 5.0 Library Tree

Kallol Chatterjee

Oct 25, 2023

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Has the North-South line divide really shifted over the years?

Kallol Chatterjee

Mar 25

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Plot: Spherical line with a varying stroke

Kallol Chatterjee

Oct 23, 2023

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Session 2: Introduction to Observable Plot (Follow-along version)

Kallol Chatterjee

Oct 19, 2023

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Session 1: Introduction to Observable Plot (Code Key)

Kallol Chatterjee

Oct 19, 2023

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Female to male labor ratio

Kallol Chatterjee

Feb 22, 2024

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Custom theme elements for reuse in Observable Plot

Kallol Chatterjee

Oct 5, 2023

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Barley Bar Chart

Kallol Chatterjee

Oct 25, 2023

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Introduction to D3: Course Assignment

Kallol Chatterjee

Oct 27, 2023

3

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Timeline with Observable Plot

Kallol Chatterjee

Oct 2, 2023

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Introduction to D3 Course: Lesson 5

Kallol Chatterjee

Oct 1, 2023

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Kallol Chatterjee

Oct 1, 2023

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Introduction to D3 Course: Lesson 4

Kallol Chatterjee

Oct 1, 2023

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Introduction to D3 Course: Lesson 3

Kallol Chatterjee

Sep 28, 2023

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Kallol Chatterjee

Sep 27, 2023

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Introduction to D3 Course: Lesson 2

Kallol Chatterjee

Sep 27, 2023

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Introduction to D3 Course: Lesson 1

Kallol Chatterjee

Sep 26, 2023

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Introduction to D3 Course: Lesson 1

Kallol Chatterjee

Sep 25, 2023

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NOAA Hourly Weather Data

Kallol Chatterjee

Aug 16, 2023

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Kallol Chatterjee

Jul 18, 2023

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EIA Electricity Data

Kallol Chatterjee

Jul 18, 2023

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Kallol Chatterjee

Jul 18, 2023

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GitHub: Pull Request Visualizer

Kallol Chatterjee

Jun 12, 2023

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Processing (p5.js)

Kallol Chatterjee

Jun 8, 2023