H&G Elo v1.1.2 public fighter card

Philadelphia Jack O'Brien

A fighter profile for all-time H&G Elo, peak form Elo, career context and comparison.

Versioned rating. This profile belongs to H&G Elo v1.1.2. Read exact ranks with the methodology and version notes, especially for old-era records.

H&G Elo profile - v1.1.2

Philadelphia Jack O'Brien at a glance

A public H&G Elo v1.1.2 visual. The curve shows yearly peak form Elo rating points, not the 1000-3000 all-time ranking score.

All-time rank

#81

Notables

All-time H&G Elo ranking score

2,136

Ranking index on a 1000-3000 scale. This is the number that orders the list.

Peak form Elo rating

1,796

Best-point rating on a separate scale, not directly comparable with the ranking score. 1903-11-18

Division

Light Heavyweight

Active years: 1902-1912

Career record

92-6-14

Published professional record summary

Version

v1.1.2

Current H&G Elo release

How this rating was built

Philadelphia Jack O'Brien's main drivers

Methodology

These seven signals show where the fighter sits above or below the H&G Elo field. They are relative model drivers, not extra points added to the score.

Multi-division controlStrong above field

How much undisputed, lineal, or equivalent control across divisions helps.

Top-level longevityStrong above field

How much repeat elite-year presence supports the all-time case.

Elite winsStrong above field

How much the record is helped by wins over high-rated opponents.

World-title recordStrong above field

How much major title evidence supports the rating.

Sustained rating levelAbove field

How strongly the fighter held a high rating beyond a short peak.

Peak rating levelAbove field

How high the fighter's best rating stretch rose against the field.

Era dominanceAround field average

How clearly the fighter separated from peers active around the same years.

P4P time machine Rating evolution Head-to-head

Text summary for Philadelphia Jack O'Brien H&G Elo visual summary
Rank	#81
Rank detail	Notables
All-time H&G Elo ranking score	2,136 on the 1000-3000 ranking scale
Peak form Elo rating	1,796 at 1903-11-18; separate scale
Division and active years	Light Heavyweight, 1902-1912
Career record	92-6-14
Rating evolution	1896: 1,439; 1897: 1,487; 1898: 1,561; 1899: 1,627; 1900: 1,714; 1901: 1,763; 1902: 1,795; 1903: 1,796; 1904: 1,795; 1905: 1,780; 1906: 1,724; 1907: 1,705; 1908: 1,693; 1909: 1,670; 1910: 1,636; 1911: 1,619

All-time H&G Elo ranking score2,136Ranking index on a 1000-3000 scale. This is the number that orders the list.

Peak form Elo rating1,796Best-point rating on a separate scale, not directly comparable with the ranking score. 1903-11-18

Active years1902-1912Pre-1920

Primary divisionLight Heavyweight

Career W-L-D92-6-14Professional record summary

Versioned card

H&G Elo v1.1.2

For context or disputes, use the methodology, versions and corrections pages.

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