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12 sources checked · 2 source groups included · 3h ago

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Indonesian volcano eruption halts flights at country’s busiest airport

ABC News - International and The Sydney Morning Herald describe the same event in different terms.

6 Left6 Center0 Right
Still watching. Optics is waiting for a cleaner match before calling the split.

STILL WATCHING

As of September 6, 2026 at 4:45 AM, this is how Optics News reads the wording differences in this story.

What happened All flights at the Jakarta airport were disrupted as a plume of ash from Anak Krakatau was identified as high as 15,000 metres in the air.
The headline split The left frames it as "Indonesia cancels flights at Jakarta airport as Anak Krakatau volcano erupts". The center frames it as "Indonesia Halts Jakarta, Lampung Flights on Volcano Eruption".
Match confidence Medium confidence. 12 sources across 2 bias buckets. Useful framing signal — check the source list before sharing.
Same-event confidenceMedium

12 sources across 2 bias buckets agree on the event.

Framing confidenceModerate

62/99 — meaningful wording shift across the spectrum.

WHAT EACH SIDE EMPHASIZED

Left / center-leftIndonesia cancels flights at Jakarta airport as Anak Krakatau volcano erupts

ABC News - International · Center-left · News report

CenterIndonesian volcano eruption halts flights at country’s busiest airport

The Sydney Morning Herald · Center · News report

Right / center-rightNo matching source in this bucket yet.

Optics keeps watching for pickup.

SEE THE HEADLINES

Center-leftMostly Factual
ABC News - InternationalNews report · Sep 6, 2:00 AM

Indonesia cancels flights at Jakarta airport as Anak Krakatau volcano erupts

Indonesia’s Anak Krakatau volcano has erupted, forcing the temporary suspension of flights at Jakarta’s Soekarno-Hatta International Airport

Open source
Center-leftMostly Factual
The HinduNews report · Sep 6, 4:45 AM

Indonesia cancels flights at Jakarta airport as Anak Krakatau volcano erupts

The explosive collapse of Anak Krakatau caused a tsunami in 2018 that killed at least 430 people in Sumatra and Java.

Open source
CenterHigh
The Sydney Morning HeraldNews report · Sep 6, 4:00 AM

Indonesian volcano eruption halts flights at country’s busiest airport

All flights at the Jakarta airport were disrupted as a plume of ash from Anak Krakatau was identified as high as 15,000 metres in the air.

Open source
Center-leftMostly Factual
The Age (Australia)News report · Sep 6, 4:00 AM

Indonesian volcano eruption halts flights at country’s busiest airport

All flights at the Jakarta airport were disrupted as a plume of ash from Anak Krakatau was identified as high as 15,000 metres in the air.

Open source
CenterMostly Factual
Al Jazeera EnglishNews report · Sep 6, 3:38 AM

Indonesia’s main airport suspends flights due to Anak Krakatau eruption

Volcanic ash from Mount Anak Krakatau disrupts flights at Soekarno-Hatta International airport, near Jakarta.

Open source
Center-leftMixed
The Mirror UKNews report · Sep 6, 3:30 AM

Indonesia airport cancels 209 flights after Anak Krakatau volcano erupts

Indonesia's Soekarno-Hatta International Airport suspended flight operations for several hours due to volcanic ash from the ongoing Anak Krakatau eruption, affecting 209 flights including s...

Open source
Show all 12 sources
CenterHigh
ABC News Australia Top StoriesNews report · Sep 6, 2:28 AM

Indonesia flights suspended due to ongoing volcanic eruption

More than 200 flights in Indonesia are affected after Soekarno-Hatta International Airport suspended operations for several hours due to a volcanic eruption.

Open source
Center-leftHigh
Globe and MailNews report · Sep 6, 1:56 AM

Anak Krakatau volcano eruption in Indonesia halts flights, schools, fishing

The disaster mitigation agency said on Saturday there was no imminent risk of tsunami from the volcano

Open source
Center-leftHigh
The Seattle TimesNews report · Sep 6, 1:50 AM

Indonesia cancels flights at Jakarta airport as Anak Krakatau volcano erupts

Indonesia’s Anak Krakatau volcano has erupted, forcing the temporary suspension of flights at Jakarta’s Soekarno-Hatta International Airport.

Open source
CenterHigh
Japan TimesNews report · Sep 6, 1:31 AM

Indonesia’s Anak Krakatau eruption halts flights, schools and fishing

The suspension, extending a halt that ​had been scheduled until 5:30 a.m., has affected 209 flights.

Open source
CenterMostly Factual
CNA SingaporeNews report · Sep 6, 12:55 AM

Jakarta airport suspends flights due to Mount Anak Krakatau ash; SIA among affected airlines

International flights scheduled for Sunday (Sep 6) that were delayed or cancelled include some to or from Singapore, Kuala Lumpur, Guangzhou, Hong Kong and Doha, according to the airport's...

Open source
CenterHigh
Bloomberg - MarketsNews report · Sep 6, 12:44 AM

Indonesia Halts Jakarta, Lampung Flights on Volcano Eruption

Indonesia suspended flights at airports in Jakarta and Lampung on Sunday after volcanic ash from Mount Anak Krakatau spread across parts of Java and Sumatra, according to state-owned airpor...

Open source
Details62/99 Wording Gap · Medium confidence · 12 sources
62/99 Wording GapMedium confidence12 sources · 2 bias bucketsLive match · 12 sources · 2 buckets · comparable news formatFormats: News report

SOURCE MAP CHANGES

Sep 6, 12:44 AM: Bloomberg - Markets joined the source map.

Sep 6, 12:55 AM: CNA Singapore joined the source map.

Sep 6, 1:31 AM: Japan Times joined the source map.

Sep 6, 1:50 AM: The Seattle Times joined the source map.

Now: Wording Gap is 62/99 and story health is live match · 12 sources · 2 buckets · comparable news format.