Part of the storyline: Ukrainian Armed Forces' offensive in the Lyman direction: a timeline

Third Army Corps asked OSINT analysts not to publish data on the offensive

Earliest collected report:Громадське
23 September at 08:55

Last update 23 September at 13:51
3 sources

The Third Army Corps requested Western OSINT analysts not to publish geolocated data on the Ukrainian offensive in the Lyman direction as part of the 'Vivaldi' operation. Reports indicate that the Russian military command was unaware of the scale of the Ukrainian advance, which has been ongoing since May.

In brief

'Vivaldi' operation began in early September 2026
Third Army Corps reached out to analysts
Offensive has been ongoing since May 2026
Russian command was unaware of the scale of the offensive

Covered by 3 of 6 media groups

Budget not in the collected reports
Public money not in the collected reports
Media business 1 source
Big capital 1 source
Readers and grants 1 source
Undisclosed not in the collected reports

No newsrooms from these groups in the collected reports: budget, public money, undisclosed.

What are media groups?

Share of reports by media group
Group	Share	Count
Media business Newsroom 1	34%	1 item
Big capital Newsroom 1	33%	1 item
Readers and grants Newsroom 1	33%	1 item

How we count media groups — Methodology

Who the outlets write for: community 0
region 1
country 2
world 0
Channels: Websites 2
TV and radio 1
No collected reports from: 24 Канал, Укрінформ, NV, Цензор.НЕТ, УНІАН
24 more
Обозреватель, ТСН, Главком, LB.ua, Інтерфакс-Україна, Фокус, 1NEWS, Українські Національні Новини, Корреспондент, Суспільне Новини, Informator, InternetUA, Шелтер, Ми — Україна, Ділова столиця, Європейська правда, Букви, Оперативний ЗСУ, Телеграф, ГОРДОН, ArmyINFORM, Українська правда, Главред, Delo.ua
Collection may be incomplete. This does not establish intent.

How we measure speed, distance and channels

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ГромадськеReaders and grants
- first item 23 September at 08:55
- earliest
- national desk
На початку «Вівальді» Третій армійський корпус просив OSINТерів не публікувати карти з геолокаціями бойових дій — Texty.org
АпострофMedia business
- first item 23 September at 12:00
- caught up, 3 h later
- national desk
Російський Генштаб місяцями не знав про наступ ЗСУ біля Лимана — ЗМІ
Zaxid.netBig capitaloligarchic ties
- first item 23 September at 13:51
- caught up, 4 h later
- national desk
Третій армійський корпус просив OSINT-аналітиків не публікувати дані про наступ під Лиманом

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The story's family tree

The story's reports in order: the earliest collected first, then forwards and reports similar to earlier ones, each under the report it was linked to.

3 reports
1 similar to an earlier one
1 with no matched predecessor

earliest collected report: — the earliest Viche collected; someone may have reported the event earlier
forwarded from …: — a forward Telegram shows directly
similar to an earlier report: — a close text, not proof of rewriting: both may draw on the same press release or agency report
no matched predecessor, or not compared: — this does not show the report is original

Громадське
- earliest collected report
- 23 September at 08:55
На початку «Вівальді» Третій армійський корпус просив OSINТерів не публікувати карти з геолокаціями бойових дій — Texty.org
1. Zaxid.net
  - similar to an earlier report
  - 4 h later
  Третій армійський корпус просив OSINT-аналітиків не публікувати дані про наступ під Лиманом
Апостроф
- no matched predecessor, or not compared
- 23 September at 12:00
Російський Генштаб місяцями не знав про наступ ЗСУ біля Лимана — ЗМІ

How we build the family tree