Professor's Research [Professor Rowan] 147/172 SWSH09: Brilliant Stars price

A Professor's Research [Professor Rowan] 147/172 from SWSH09: Brilliant Stars is worth about $0.14 raw today, based on TCGplayer's market price for its main printing.

▼ $0.02 (12.5%) over the last 30 days

2026-10-082026-11-07

Scan yours: what grade would it get?See every grade's price in the app

Professor's Research [Professor Rowan] 147/172 at a glance

It's the #133 most valuable of the 186 priced cards in SWSH09: Brilliant Stars.
Over the last 30 days its market price ranged from $0.14 to $0.16.
Of its 2 printings, the Reverse Holofoil is worth the most, at about $0.26.
SWSH09: Brilliant Stars was released in 2022, and this card's rarity is Holo Rare.

Price by printing

Printing	Market	Low	Mid
Reverse Holofoil	$0.26	$0.04	$0.29
Holofoil	$0.14	$0.02	$0.23

TCGplayer market prices as of 2026-11-07. Market is what it has recently sold for; low and mid are current asking prices. See it on TCGplayer.

Graded value

Graded sales for this card are looked up live in the app. Open Professor's Research [Professor Rowan] in the price guide to see its PSA 10, 9 and 8 values.

Should you grade it?

Whether a Professor's Research [Professor Rowan] is worth grading comes down to the grade it would actually get, and for many cards a PSA 10 is worth several times a 9 (see what PSA 10 Pokémon cards sell for). Centering decides the ceiling: PSA allows about 55/45 on the front for a 10 and 60/40 for a 9. Check yours with the PSA centering tool, or scan it for a full grade estimate and the grade-or-keep-raw verdict with fees counted.

Card details

Set: SWSH09: Brilliant Stars
Number: 147/172
Rarity: Holo Rare
Released: 2022
Type: Supporter