Isbul Point is a narrow rocky point projecting 500 m from the coast of Ray Promontory

Ray Promontory

Ray Promontory is the 7 km long and 2.8 km wide promontory lying between Barclay Bay and the New Plymouth sound, and forming the northwest part of Byers Peninsula, Livingston Island in the South Shetland Islands, Antarctica ending up in Start Point and Essex Point...

 into Svishtov Cove

Svishtov Cove

Svishtov Cove is a 2 km wide cove indenting for 1.5 km the northwest extremity of Byers Peninsula, Livingston Island in the South Shetland Islands, Antarctica...

 in the northwest extremity of Byers Peninsula

Byers Peninsula

Byers Peninsula is a mainly ice-free peninsula forming the west end of Livingston Island in the South Shetland Islands. It occupies , and includes the small freshwater Basalt Lake. The area was visited by early 19th century American and British sealers who came almost exclusively from New England,...

 of Livingston Island in the South Shetland Islands

South Shetland Islands

The South Shetland Islands are a group of Antarctic islands, lying about north of the Antarctic Peninsula, with a total area of . By the Antarctic Treaty of 1959, the Islands' sovereignty is neither recognized nor disputed by the signatories and they are free for use by any signatory for...

, Antarctica. Situated 600 m east of Start Point

Start Point, Livingston Island

Start Point is a point marking the northwest end of Byers Peninsula, Livingston Island in the South Shetland Islands, Antarctica and forming the southwest side of the entrance to Svishtov Cove and the northeast side of the entrance to the New Plymouth bay...

, 1.2 km west-southwest of Kardzhali Point

Kardzhali Point

Kardzhali Point is the rocky point forming the south side of the entrance to Ograzhden Cove on the northwest coast of Ray Promontory of Byers Peninsula, Livingston Island in the South Shetland Islands, Antarctica...

, and 1.5 km southwest of Essex Point

Essex Point

Essex Point is a point at the northwest end of Byers Peninsula, Livingston Island in the South Shetland Islands, Antarctica forming the west side of the entrance to Barclay Bay and the northeast side of the entrance to Svishtov Cove....

. Forming the east side of the entrance to Belene Cove

Belene Cove

Belene Cove is the 550 m wide cove indenting for 600 m the northwest coast of Ray Promontory, part of Svishtov Cove in Byers Peninsula, Livingston Island in the South Shetland Islands, Antarctica. The cove is entered between Isbul Point and Start Point....

.

The point is named after Kavhan

Kavkhan (title)

The kavhan was one of the most important officials in the First Bulgarian Empire. According to the generally accepted opinion, he was the second most important person in the state after the Bulgarian ruler. He had a number of responsibilities and concentrated huge power and authority. The kavhan...

 Isbul

Isbul

Isbul was the kavhan, or first minister, of the First Bulgarian Empire during the reigns of Omurtag, Malamir and Presian I...

, a prominent military commander, diplomat, and Regent

Regent

A regent, from the Latin regens "one who reigns", is a person selected to act as head of state because the ruler is a minor, not present, or debilitated. Currently there are only two ruling Regencies in the world, sovereign Liechtenstein and the Malaysian constitutive state of Terengganu...

 of Bulgaria

Bulgaria

Bulgaria , officially the Republic of Bulgaria , is a parliamentary democracy within a unitary constitutional republic in Southeast Europe. The country borders Romania to the north, Serbia and Macedonia to the west, Greece and Turkey to the south, as well as the Black Sea to the east...

 during the minorities of Khan Malamir

Malamir of Bulgaria

Malamir was the ruler of Bulgaria 831–836.Malamir was a son of Omurtag and a grandson of Krum. His name may be of Slavic origin, and is claimed to be the first Bulgar khan to possess a Slavic name; however another theory is that it was an Iranian name, as there is an Iranian city named Malamir...

 and Khan Presian

Presian I of Bulgaria

Presian was the Khan of Bulgaria from 836–852. He ruled during an extensive expansion in Macedonia.-Origin:The composite picture of the Byzantine sources indicates that Presian I was the son of Zvinica , who was a son of Omurtag...

(9th Century AD).

Location

Isbul Point is located at 62°35′05"S 61°12′14"W. British mapping in 1968, Spanish in 1993, and Bulgarian in 2005 and 2009.

Map

• L.L. Ivanov. Antarctica: Livingston Island and Greenwich, Robert, Snow and Smith Islands. Scale 1:120000 topographic map. Troyan: Manfred Wörner Foundation, 2009. ISBN 978-954-92032-6-4