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SF MARATHON 2026

Yi Yun Chiu

Bib: 1118•M•Age: 49

0:00
0:00
/ mi
Masters
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Overall
#0 / 7166
Top 8%
Gender (Male)
#0 / 5052
Top 10%
Masters (Masters Men)
#0 / 1321
Top 7%
Division (M45-49)
#0 / 319
Top 7%
Race Day Weather
59°/49°F
scattered clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
2M
15:42
Rank: #649
Start → 2M
15:42 | 7:51/mi
4M
32:15
Rank: #823 (-174)
2M → 4M
16:33 | 8:17/mi
6M
48:53
Rank: #890 (-67)
4M → 6M
16:38 | 8:19/mi
8M
1:05:00
Rank: #886 (+4)
6M → 8M
16:07 | 8:03/mi
9.6M
1:18:23
Rank: #857 (+29)
8M → 9.6M
13:23 | 8:22/mi
10M
1:20:38
Rank: #857
9.6M → 10M
2:15 | 5:38/mi
10.5M
1:25:56
Rank: #849 (+8)
10M → 10.5M
5:18 | 10:36/mi
12M
1:37:05
Rank: #804 (+45)
10.5M → 12M
11:09 | 7:26/mi
14M
1:53:52
Rank: #778 (+26)
12M → 14M
16:47 | 8:23/mi
16M
2:06:40
Rank: #689 (+89)
14M → 16M
12:48 | 6:24/mi
18M
2:25:37
Rank: #756 (-67)
16M → 18M
18:57 | 9:29/mi
20M
2:41:32
Rank: #719 (+37)
18M → 20M
15:55 | 7:57/mi
22M
2:55:57
Rank: #665 (+54)
20M → 22M
14:25 | 7:12/mi
24M
3:13:15
Rank: #619 (+46)
22M → 24M
17:18 | 8:39/mi
Finish· 26.22 mi
3:31:25
Rank: #583 (+36)
24M → Finish
18:10 | 8:11/mi

The Course

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Half Splits

1st Half· via 14M
Distance14.00 mi
Time1:53:52
Pace8:08 /mi
2nd Half✓ Faster
Distance12.22 mi
Time1:37:33
Pace7:59 /mi
📊Negative Split: 14.3% faster second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
2M
2.00 mi05:32:0415:427:5115:42
7:51
-
4M
4.00 mi05:48:3732:158:0416:33
8:17
+0:26
6M
6.00 mi06:05:1548:538:0916:38
8:19
+0:02
8M
8.00 mi06:21:221:05:008:0716:07
8:03
-0:16
9.6M
9.60 mi06:34:451:18:238:1013:23
8:22
+0:19
10M
10.00 mi06:37:001:20:388:042:15
5:38
-2:44
10.5M
10.50 mi06:42:181:25:568:115:18
10:36
+4:58
12M
12.00 mi06:53:271:37:058:0511:09
7:26
-3:10
14M
14.00 mi07:10:141:53:528:0816:47
8:23
+0:57
16M
16.00 mi07:23:022:06:407:5512:48
6:24
-1:59
18M
18.00 mi07:41:592:25:378:0518:57
9:29
+3:05
20M
20.00 mi07:57:542:41:328:0515:55
7:57
-1:32
22M
22.00 mi08:12:192:55:578:0014:25
7:12
-0:45
24M
24.00 mi08:29:373:13:158:0317:18
8:39
+1:27
Finish
26.22 mi08:47:473:31:258:0418:10
8:11
-0:28

Checkpoints & Pacing

📈Pace Line

Pace Progression

Track your pace changes throughout the race. Dot colors mark your quickest to easiest segments, relative to your own pace.

Fastest Pace

5:38 /mi

Average Pace

8:04 /mi

Slowest Pace

10:36 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

40:37

19% of race

Time at Steady Pace

2:26:33

69% of race

Time at Slower Pace

24:15

11% of race

Average Pace: 8:04 /mi

Loading chart...
Faster pace (< avg)
Steady pace (≈ avg)
Slower pace (> avg)

🎨Heatmap

Pace Heatmap

Where you sped up and eased off relative to your own pace across the race. Colors are relative to your own range, not to other runners.

Loading...
0mi6.6mi13.1mi19.7mi26.2mi
Pace:
Faster
Steady
Slower

Click or hover over segments to see details

✨Sparklines

Checkpoint Splits with Pace Trends

Overall Pace Trend

CheckpointDistanceTime of DayTimeAvg PaceSegmentPaceTrendRank
2M
2.00 mi05:32:0415:427:5115:42
7:51
#649
4M
4.00 mi05:48:3732:158:0416:33
8:17
#823
6M
6.00 mi06:05:1548:538:0916:38
8:19
#890
8M
8.00 mi06:21:221:05:008:0716:07
8:03
#886
9.6M
9.60 mi06:34:451:18:238:1013:23
8:22
#857
10M
10.00 mi06:37:001:20:388:042:15
5:38
#857
10.5M
10.50 mi06:42:181:25:568:115:18
10:36
#849
12M
12.00 mi06:53:271:37:058:0511:09
7:26
#804
14M
14.00 mi07:10:141:53:528:0816:47
8:23
#778
16M
16.00 mi07:23:022:06:407:5512:48
6:24
#689
18M
18.00 mi07:41:592:25:378:0518:57
9:29
#756
20M
20.00 mi07:57:542:41:328:0515:55
7:57
#719
22M
22.00 mi08:12:192:55:578:0014:25
7:12
#665
24M
24.00 mi08:29:373:13:158:0317:18
8:39
#619
Finish
26.22 mi08:47:473:31:258:0418:10
8:11
#583
Faster pace
Steady pace
Slower pace
Garmin Challenge
Featured Segment

Garmin Challenge

The climb, presented by Garmin

Top 11%
Garmin Challenge
Course map with the garmin challenge highlighted
Garmin Challenge · 9.6–10.5 mi · © Mapbox © OpenStreetMap

7:33

Segment Time

8:23/mi

Pace

0.90 mi

Distance

Overall

816

Men

738

Division

29

See the full Garmin Challenge leaderboard

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM45-49Seg. OverallSeg. MalesSeg. M45-49
2M2.00 mi2.00 mi64958527581(Top 8%)532(Top 11%)17(Top 5%)
4M4.00 mi2.00 mi823-174740-15533-61021(Top 14%)907(Top 18%)42(Top 13%)
6M6.00 mi2.00 mi890-67796-5637-41087(Top 15%)959(Top 19%)49(Top 15%)
8M8.00 mi2.00 mi886+4793+335+2905(Top 13%)807(Top 16%)31(Top 10%)
9.6M9.60 mi1.60 mi857+29767+2630+5801(Top 11%)717(Top 14%)24(Top 8%)
10M10.00 mi0.40 mi85776730925(Top 13%)827(Top 16%)36(Top 11%)
10.5M10.50 mi0.50 mi849+8759+829+1852(Top 12%)757(Top 15%)32(Top 10%)
12M12.00 mi1.50 mi804+45716+4326+3581(Top 8%)532(Top 11%)17(Top 5%)
14M14.00 mi2.00 mi778+26694+2223+3593(Top 8%)535(Top 11%)20(Top 6%)
16M16.00 mi2.00 mi689+89618+7620+3443(Top 6%)403(Top 8%)14(Top 4%)
18M18.00 mi2.00 mi756-67676-5826-61689(Top 24%)1404(Top 28%)85(Top 27%)
20M20.00 mi2.00 mi719+37643+3325+1462(Top 6%)417(Top 8%)16(Top 5%)
22M22.00 mi2.00 mi665+54596+4722+3339(Top 5%)298(Top 6%)6(Top 2%)
24M24.00 mi2.00 mi619+46556+4022557(Top 8%)483(Top 10%)20(Top 6%)
Finish26.22 mi2.22 mi583+36523+3321+1456(Top 6%)396(Top 8%)14(Top 4%)

Segment Performance Analysis

10.5M→12M

0.0 - 2.0 mi

Top 8%
×1human
+6ft-11ft

Overall

581

Males

532

M45-49

17

2M→4M

2.0 - 4.0 mi

Top 14%
×4stories
+75ft-70ft

Overall

1021

Males

907

M45-49

42

4M→6M

4.0 - 6.0 mi

Top 15%
×5stories
+71ft-18ft

Overall

1087

Males

959

M45-49

49

6M→8M

6.0 - 8.0 mi

Top 13%
×9stories
+106ft-21ft

Overall

905

Males

807

M45-49

31

8M→9.6M

8.0 - 9.6 mi

Top 11%
×13stories
+117ft-177ft

Overall

801

Males

717

M45-49

24

9.6M→10M

9.6 - 10.0 mi

Top 13%
×1story
+17ft-12ft

Overall

925

Males

827

M45-49

36

10M→10.5M

10.0 - 10.5 mi

Top 12%
×9stories
+0ft-102ft

Overall

852

Males

757

M45-49

32

10.5M→12M

10.5 - 12.0 mi

Top 8%
×18stories
+304ft-125ft

Overall

581

Males

532

M45-49

17

12M→14M

12.0 - 14.0 mi

Top 8%
×9stories
+99ft-125ft

Overall

593

Males

535

M45-49

20

14M→16M

14.0 - 16.0 mi

Top 6%
×9stories
+124ft-78ft

Overall

443

Males

403

M45-49

14

16M→18M

16.0 - 18.0 mi

Top 24%
×8stories
+106ft-45ft

Overall

1689

Males

1404

M45-49

85

18M→20M

18.0 - 20.0 mi

Top 6%
×3stories
+52ft-26ft

Overall

462

Males

417

M45-49

16

20M→22M

20.0 - 22.0 mi

Top 5%
×21stories
+17ft-266ft

Overall

339

Males

298

M45-49

6

22M→24M

22.0 - 24.0 mi

Top 8%
×3stories
+70ft-85ft

Overall

557

Males

483

M45-49

20

24M→Finish

24.0 - 26.2 mi

Top 6%
~flat
+2ft-2ft

Overall

456

Males

396

M45-49

14

Passing Analysis

Category:
Athletes Passed
478*
Passed By
412
Net Change
+66
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 2M----#649
2M → 4M6180-174#649#823
4M → 6M1481-67#823#890
6M → 8M26*22+4#890#886
8M → 9.6M367+29#886#857
9.6M → 10M660#857#857
10M → 10.5M113+8#857#849
10.5M → 12M461+45#849#804
12M → 14M30*4+26#804#778
14M → 16M923+89#778#689
16M → 18M2188-67#689#756
18M → 20M40*3+37#756#719
20M → 22M58*4+54#719#665
22M → 24M537+46#665#619
24M → Finish39*3+36#619#583
TOTALS478*412+66

* Includes athletes who did not complete a segment (DNF/DNQ).

📊

Passing Visuals

Category:
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🔥Passing Intensity

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🔄Passing Circle

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🌊Position Flow

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🏃Race Lanes

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