NPCs composing that spawngroup :

an_atrium_patroller (100%)

NPCs spawning around that spawngroup :
(Max range : 100)

skyshrine_154, range=53 (354,-746,194)

a_foyer_guardian (100%)

skyshrine_155, range=63 (363,-843,192)

an_atrium_disciple (50%)
an_atrium_disciple (50%)

skyshrine_197, range=75 (260,-827,43)

skyshrine_198, range=66 (369,-740,43)

Zildainez (100%)

skyshrine_199, range=45 (353,-755,43)

Guardian_Laigyr (50%)
Salginor (50%)

skyshrine_200, range=57 (381,-774,43)

Hytloc (100%)

skyshrine_201, range=25 (305,-776,43)

Guardian_Trekolz (50%)
Merec (50%)

skyshrine_202, range=53 (290,-751,43)

Guardian_Brichon (50%)
Guardian_Seacly (50%)

skyshrine_206, range=64 (273,-827,43)

Patroller_Imochen (100%)

skyshrine_256, range=88 (264,-854,13)

Keshkov (50%)
Keshkov (50%)

skyshrine_257, range=99 (273,-875,13)

Savtek (50%)
Savtek (50%)

skyshrine_258, range=67 (302,-854,13)

Drolsh (50%)
Drolsh (50%)

skyshrine_259, range=88 (329,-879,13)

Drilsh (50%)
Drilsh (50%)

Ahcaz_189930, range=55 (381,-784,43)

Ahcaz (100%)