Prediction of Sandy Gumulya vs Zi-Jun Yang Head-to-Head, At
Wojtek Kolan
HEAD TO HEAD
S. Gumulya vs Z. Yang

Sandy Gumulya
INA
w
w
l
w
l
w
l
w
l
w
1
Win
1
Played
0
Win
39
Age
35
-
Height
-
Ret.
C. Rank
Ret.
228
Best Rank
418
0
Total Titles
0
0
YTD Titles
0
$6.0K
Career Money
$0
-
Plays
-

Zi-Jun Yang
HKG
w
w
l
l
l
l
l
l
l
l
1
Win
1
Played
0
Win
39
Age
35
-
Height
-
Ret.
C. Rank
Ret.
228
Best Rank
418
0
Total Titles
0
0
YTD Titles
0
$6.0K
Career Money
$0
-
Plays
-
Head-to-head: Gumulya 1 - 0 Yang
They have played 2 sets in total, with Sandy Gumulya winning 2 and Zi-Jun Yang winning 0. The last match between Sandy Gumulya and Zi-Jun Yang was at the Balikpapan, 02-08-2010, Round: R1, Surface: Hard, with Sandy Gumulya getting the victory 6-2 6-3.
| Players | Head To Head Match Wins |
|---|---|
| Gumulya | 1 |
| Yang | 0 |
Last 1 H2H Matches:
(R1) Balikpapan(08-02-10)
Sandy Gumulya
6
6
Zi-Jun Yang
2
3
S. Gumulya vs Z. Yang H2H Profile
| Stats | ||
|---|---|---|
| $6,025 | Career Prize Money | $0 |
| 63.96% (142-80) | Career Total W/L | 50.00% (39-39) |
| 1 | Hard | 0 |
| 8 | Titles | 1 |
| 1 | Total H2H Matches | 0 |
| 0% (0-0) | YTD Win/Loss | 0% (0-0) |
S. Gumulya vs Z. Yang Match Preview:
- Second serve performance recent form: In recent form (last 6 months), Sandy Gumulya has won 0% of points on their second serve, while Zi-Jun Yang has won 0%. There is a high correlation between this stat and match prediction accuracy.
- Return game stats recent form: Return stats show Sandy Gumulya, in recent form, has won 0% of their opponent's second serve points, while Zi-Jun Yang has won 0%. The same stats for first serve returns are 0% and 0% respectively and this has a high correlation to pick who is favored in this H2H matchup.
- Under pressure analysis: Sandy Gumulya has saved 0% of breakpoints in recent form, whereas Zi-Jun Yang has saved 0% which is a useful statistic for in-game betting predictions.
- Performance overview: Over the last year Sandy Gumulya has won 0% of matches played (W/L 0/0), with Zi-Jun Yang winning 0% (W/L 0/0) that gives us an overall head-to head prediction overview.
- Best surface: Sandy Gumulya has their best career surface win % on Hard, winning 67% (W/L 131/64), and worse career win % on I.hard, winning 36% (W/L 4/7). Zi-Jun Yang has their best career surface win % on I.hard, winning 67% (W/L 7/2), and worse career win % on Clay, winning 33% (W/L 1/2).
- Player level: In the last year, Sandy Gumulya has played most of their matches on the N/A, winning 0% of matches (W/L 0/0), where as Zi-Jun Yang has played most of their matches on the N/A, winning 0% of matches (W/L 0/0). When comparing stats between players to predict the favorite, it is of course all relative to the event level they have been playing at.
- Direct H2H matches: They have played 1 times before with Sandy Gumulya winning 1 times and Zi-Jun Yang being victorious 0 times. They have played 2 sets in total, with Sandy Gumulya winning 2 and Zi-Jun Yang winning 0.
- The last match between Sandy Gumulya and Zi-Jun Yang was at the Balikpapan, 02-08-2010, Round: R1, Surface: Hard, with Sandy Gumulya getting the victory 6-2 6-3.
- Head to head match duration: In past head to head matches, the average match time between these players has been 0:0:0.
- Opponent quality stats: Over the last 12 months, Sandy Gumulya has played against opponents with an average rank of 0 while Zi-Jun Yang has played against players with an average rank of 0.
- Deciding set performance vs all players: If you are interested in live predictions and betting, if this match goes into a deciding set, Sandy Gumulya has won 0% of deciding sets over the last 12 months, while Zi-Jun Yang has won 0% in all matches played on tour.
- Break point conversion: In recent form, Sandy Gumulya has converted 0% of breakpoint opportunities, and Zi-Jun Yang has converted 0% of their chances to break their opponents serve. A telling stat for in-game live betting tips when either player has a breakpoint opportunity.
Sandy Gumulya vs Zi-Jun Yang Editorial Preview By TennisTipster88.
S. Gumulya vs Z. Yang H2H Stats Used In Our Predictions
| Stats | ||
|---|---|---|
| 1 | H2H Matches Won | 0 |
| 2 | Sets Won | 0 |
| 12 | Games Won | 5 |
| 0:0:0 | Average Match Time | 0:0:0 |
| 100% (1/1) | Best‑of‑3 Win % | 0% (0/1) |
| 100% (1/1) | 1st Set Won, Won Match | 0% (0/0) |
| 0% (0/1) | 1st Set Won, Lost Match | 0% (0/0) |
| 0% (0/0) | 1st Set Lost, Won Match | 0% (0/1) |
Recent Performance Stats
2nd Serve Win %: Gumulya 0%, Yang 0%.
Opp 2nd Serve Pts Won: Gumulya 0%, Yang 0%.
Break Points Saved %: Gumulya 0%, Yang 0%.
S. Gumulya Recent Matches Played
Z. Yang Recent Matches Played

S. Gumulya vs Z. Yang Stats Breakdown Vs All H2H Opponents
| Stats | ||
|---|---|---|
| 63.96% (142/80) | YTD Win/Loss | 50.00% (39/39) |
| 61.62% (305/190) | Sets Win/Loss | 51.37% (94/89) |
| 54.80% (2421/1997) | Games Win/Loss | 51.44% (874/825) |
| 67.18% (131/64) | Hard Win/Loss | 47.62% (30/33) |
| 50.00% (6/6) | Clay Win/Loss | 33.33% (1/2) |
| 33.33% (5/10) | Indoor Hard W/L | 66.67% (8/4) |
| 5 | Aces Total | 0 |
| 10 | Total Double Faults | 0 |
| 1st Match | Average Match Time | 1st Match |
| 535.11 | Average Opponent Rank | 588.09 |
| 57% (137/240) | 1st Serve % | 0% (0/0) |
| 55% (76/137) | 1st Serve Win % | 0% (0/0) |
| 33% (34/103) | 2nd Serve Win % | 0% (0/0) |
| 35% (12/34) | Break Points Won % (Total) | 0% (0/0) |
| 44% (102/231) | Return Points Win % | 0% (0/0) |
| 0.00% (0/1) | Slam W/L | 0% (0/0) |
| 42.86% (3/4) | Cups W/L | 66.67% (6/3) |
| 41.67% (10/14) | Main Tour W/L | 0.00% (0/1) |
| 59.14% (55/38) | Challenger W/L | 40.00% (6/9) |
| 76.29% (74/23) | Futures W/L | 50.94% (27/26) |
| 64% (139/218) | Best of 3 Sets Win % | 50% (39/78) |
| 58% (19/33) | Tiebreaks Win % (Total) | 44% (7/16) |
| 56% (31/55) | Deciding Set Win % | 41% (11/27) |
| 90% (137/123) | 1st Set Won, Won Match | 80% (41/33) |
| 10% (137/14) | 1st Set Won, Lost Match | 20% (41/8) |
| 21% (85/18) | 1st Set Lost, Won Match | 16% (37/6) |
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