How are these numbers calculated?

Big Games

How we did last week and who we should root for this week.   Explain

Week of 11/19100.0*Libertadores100.0*Average seed
Atletico-PR 3 Vasco da Gama 1 -23.1
-1.1
Flamengo 3 Corinthians 0 -5.2
-0.2
Sport Recife 1 Bahia 0 +5.0
+0.2
Atletico-MG 3 Coritiba 0 -3.8
-0.1
Sao Paulo 0 Botafogo 0 +1.5
+0.1
Atletico-GO 1 Chapecoense 1 +1.4
+0.1
Santos 1 Gremio 0 *-0.1
Week of 11/25100.0*Libertadores100.0*Average seed
Cruzeiro 0 Vasco da Gama 1 +29.0
+1.3
Palmeiras 2 Botafogo 0 +6.7
+0.3
Corinthians 2 Atletico-MG 2 +2.6
+0.0
Avai 1 Atletico-PR 0 +2.4
+0.2
Flamengo 1 Santos 2 +1.9
+0.1
Bahia 0 Chapecoense 1 +0.2
-0.0
Coritiba 1 Sao Paulo 2 -0.1
-0.1
Fluminense 1 Sport Recife 2 +0.1
If winner is:HomeDrawAway
Week of 12/3100.0*Libertadores100.0*Average seed
Vasco da Gama vs Ponte PretaYes-0.2-21.7
+1.1-0.3-0.9
Atletico-MG vs Gremio-17.7+10.8+10.8
-0.4+0.2+0.2
Chapecoense vs Coritiba-17.7+10.8+10.8
-0.4+0.2+0.2
Botafogo vs Cruzeiro-12.0-3.6+14.3
-0.2-0.1+0.3
Vitoria vs Flamengo+4.0-2.4-2.5
+0.3+0.1-0.3

* A starred number could be exactly 0 or just really small. The simulation did not run long enough to know.

What If

Chances based on how well the Vasco da Gama finish out the regular season.   Explain

100100100100100100100100100100100100100100100100100100100100
If finish:ChanceChance will finish season at seed
TPW-D-Lwins titleLibertadores1234567891011121314151617181920Serie BCount
561-0-0NoYes56035No6,332,551
540-1-0No77.9%93137193No4,045,603
530-0-1No56.401542359No6,334,966
Total:No78.1%2252625184No16,713,120
Points
Chance Will Win Championship