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Centering - whats up with that

OK my brain is struggling to get the full concept on centering so I need help.

From the PSA standards:
A PSA Gem Mint 10 card image must be centered on the card within a tolerance not to exceed approximately 55/45 to 60/40 percent on the front, and 75/25 percent on the reverse.

A PSA Mint 9 Centering must be approximately 60/40 to 65/35 or better on the front and 90/10 or better on the reverse

A PSA NM-MT 8 Centering must be approximately 65/35 to 70/30 or better on the front and 90/10 or better on the reverse

OK thats great, so if a card is 2 1/2" across with a complete rectangle border on the inside of the card what would the measurements be to determine where it falls within the PSA standards. I'm thinking of cutting a CSII to make a clear template I can put over the card with marks to determine % on centering.............

HELP ME - Is this a good idea?

example
image
Positive transactions with: Bkritz,Bosox1976,Brick,captainthreeputt,cpettimd,craigger,cwazzy,DES1984,Dboneesq,daddymc,Downtown1974,EAsports,EagleEyeKid,fattymacs,gameusedhoop,godblessUSA,goose3,KatsCards,mike22y2k,
MULLINS5,1966CUDA,nam812,nightcrawler,OAKESY25,PowderedH2O,relaxed,RonBurgundy,samsgirl214,shagrotn77,swartz1,slantycouch,Statman,Wabittwax

Comments

  • Centering is how far the picture starts from the edge of the card on all 4 sides for cards that have borders. You can measure scans like the card you are showing by using a free download online called Jruler. Google it! image Then it's just math. Here is an example:

    If you line up the jruler on the left side of the card and it measures 13 pixels and you do the same on the right and it measures...say 19 pixels. You add 13+19...which equals 32. Then divide EACH side into the 32.

    13/32=40
    19/32=60

    So the card used in the example would probably be considered 60/40 left to right. do the same for the top and bottom. Hope this helps a little!
  • That's a great tip that I've never heard of before. I just downloaded it...will give it a try thanks!
    Ken
    Positive and successful transactions with:
    LeagueLeader; IJustLoveCards; Recbball; msassin; leathtech; lsutigers1973; Bosox1976; Dboneesq; Aric; Bkritz
  • jimradjimrad Posts: 2,777 ✭✭✭
    That Jruler is the bomb. Thanks for the tip !
    Checking for the % on centering is now so easy.

    Here's the ... Jruler LINK
    Positive transactions with: Bkritz,Bosox1976,Brick,captainthreeputt,cpettimd,craigger,cwazzy,DES1984,Dboneesq,daddymc,Downtown1974,EAsports,EagleEyeKid,fattymacs,gameusedhoop,godblessUSA,goose3,KatsCards,mike22y2k,
    MULLINS5,1966CUDA,nam812,nightcrawler,OAKESY25,PowderedH2O,relaxed,RonBurgundy,samsgirl214,shagrotn77,swartz1,slantycouch,Statman,Wabittwax
  • bziddybziddy Posts: 710 ✭✭✭
    Thanks for the tip!
  • AhmanfanAhmanfan Posts: 4,418 ✭✭✭✭
    I dont collect hockey but that is a killer looking card! what set is that? '87 OPC?
    John
    Collecting
    HOF SIGNED FOOTBALL RCS
  • DboneesqDboneesq Posts: 18,219 ✭✭
    j-ruler is great! you should be able to get very close to the EXACT measurements ... maybe off a percentage or 2.
    STAY HEALTHY!

    Doug

    Liquidating my collection for the 3rd and final time. Time for others to enjoy what I have enjoyed over the last several decades. Money could be put to better use.
  • jimradjimrad Posts: 2,777 ✭✭✭


    << <i>I dont collect hockey but that is a killer looking card! what set is that? '87 OPC?
    John >>



    1983/84 OPC - I recently bought some unopened packs and that was one of the hits.
    Positive transactions with: Bkritz,Bosox1976,Brick,captainthreeputt,cpettimd,craigger,cwazzy,DES1984,Dboneesq,daddymc,Downtown1974,EAsports,EagleEyeKid,fattymacs,gameusedhoop,godblessUSA,goose3,KatsCards,mike22y2k,
    MULLINS5,1966CUDA,nam812,nightcrawler,OAKESY25,PowderedH2O,relaxed,RonBurgundy,samsgirl214,shagrotn77,swartz1,slantycouch,Statman,Wabittwax
  • nam812nam812 Posts: 10,600 ✭✭✭✭✭
    image >>


  • That's a fine example of my favorite Gretzky card. image
  • SDSportsFanSDSportsFan Posts: 5,175 ✭✭✭✭✭
    So if my calculations are correct using jruler, that Gretzky is 39.6/60.4 L/R centering.


    Thank you for the link to jruler...that's going to help a lot! image


    Steve
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