My candidate Yseult Impressed blue Mernepath and became weyrling Yseult!
17-Turn-old Yseult, a Holdbred girl from Jessaf Hold, Impressed blue Mernepath to become blue rider Yseult!
Yseult's achievements

Achievement Unlocked:
TRUE BLUE
I Impressed a blue dragon named Mernepath!

Achievement Unlocked:
TOUCHA TOUCHA TOUCH ME
I sneaked into the Hatching Ground and touched an egg!

Achievement Unlocked:
LADY BLUE
I became Madellon's first female blue rider!

Achievement Unlocked:
OLD BONES
I helped R'hren make a salve for Staamath's arthritis!

Achievement Unlocked:
SOUTHERN HOSPITALITY
I helped G'kalte get the Weyrwoman's parcels to the correct Southern dragons!

Achievement Unlocked:
BLACK SHEEP
I horrified my grandfather by Impressing a blue!

Achievement Unlocked:
THE MENOLLY
I maxed out my SERIOUS score!