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SF MARATHON 1ST HALF 2026

Xiao Ying Tang

San Francisco, CA

Bib: 12874 F 48

0:00
0:00
/ mi
Masters
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Overall
#0 / 6575
Top 31%
Gender (Female)
#0 / 2930
Top 19%
Masters (Masters Women)
#0 / 781
Top 14%
Division (F45-49)
#0 / 183
Top 14%
Race Day Weather
59°/49°F
scattered clouds

Race Timeline

Ribbon color based on
FasterSteadySlower· vs. your average pace
Start
0:00
Race begins
10 ft elev
2M
9:24/mi
18:48
→ flat
12 ft elev
4M
9:16/mi
37:20
↑ 67↓ 69
10 ft elev
6M
9:23/mi
56:06
↑ 1231.1%
126 ft elev
8M
10:49/mi
1:17:45
↑ 166↓ 531.1%
246 ft elev
9.6M
7:37/mi
1:29:56
↑ 68↓ 1931.5%
126 ft elev
10M
18:16/mi
1:37:14
↓ 241.1%
90 ft elev
10.5M
4:46/mi
1:39:37
↓ 732.7%
18 ft elev
12M
13:54/mi
2:00:28
↑ 2803.2%
272 ft elev
Finish· 13.11 mi
8:39/mi
2:10:04
↑ 14↓ 891.3%
205 ft elev
Course Elevation
10–277 ft
≈
×22story building
•▲ 774 ft climb · ▼ 557 ft descent

The Course

Half Splits

1st Half· via 6M
56:069:21 /mi⚡ faster
2nd Half
1:13:5810:24 /mi+31.8%
Positive split — 31.8% slower in the second half
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Your race, unpacked

See your splits, ranks & AI insights.

Checkpoint Splits

CheckpointTimeAvg PaceSegment LengthSegment TimeSegment PaceTrendDiff
2M
18:489:242.00 mi18:48
9:24
-
4M
37:209:202.00 mi18:32
9:16
-0:08
6M
56:069:212.00 mi18:46
9:23
+0:07
8M
1:17:459:432.00 mi21:39
10:49
+1:26
9.6M
1:29:569:221.60 mi12:11
7:37
-3:12
10M
1:37:149:430.40 mi7:18
18:16
+10:39
10.5M
1:39:379:290.50 mi2:23
4:46
-13:30
12M
2:00:2810:021.50 mi20:51
13:54
+9:08
Finish(13.11 mi)
2:10:049:551.11 mi9:36
8:39
-5:15
Trend:
Faster pace
Steady pace
Slower pace

Checkpoints & Pacing

Pace Line

Fastest Pace

4:46 /mi

Average Pace

9:55 /mi

Slowest Pace

18:16 /mi

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Fastest
Middle
Slowest
Average

Segments

Time at Faster Pace

2:23

2% of race

Time at Steady Pace

1:39:32

77% of race

Time at Slower Pace

28:09

22% of race

Average Pace: 9:55 /mi

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

Heatmap

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0mi3.3mi6.6mi9.8mi13.1mi
Pace:
Faster
Steady
Slower
Featured Segment

Garmin Challenge

Top 37%
Garmin Challenge
Course map with the garmin challenge highlighted
Garmin Challenge · 9.6–10.5 mi · © Mapbox © OpenStreetMap

9:41

Segment Time

10:46/mi

Pace

0.90 mi

Distance

Overall

2446

Women

739

Division

34

See the full Garmin Challenge leaderboard

Checkpoint and Segment Rankings

CheckpointSeg. DistOverallFemalesF45-49Seg. OverallSeg. FemalesSeg. F45-49
2M2.00 mi209656731264685138
4M2.00 mi1933+163494+7322+9180044320
6M2.00 mi1908+25481+1320+2190348219
8M2.00 mi2249-341602-12123-33355107849
9.6M1.60 mi2004+245527+7522+1116137022
10M0.40 mi2037-33548-2127-5253378538
10.5M0.50 mi2046-9553-527250677237
12M1.50 mi2126-80600-4726+1264685138
Finish(13.11 mi)1.11 mi2036+90564+362612662939

Segment Performance Analysis

10.5M→12M

0.0 - 2.0 mi

Top 40%
~flat
+5ft-3ft

Overall

2646

Females

851

F45-49

39

2M→4M

2.0 - 4.0 mi

Top 27%
×4story building
+67ft-69ft

Overall

1800

Females

443

F45-49

21

4M→6M

4.0 - 6.0 mi

Top 29%
×9story building
+123ft-9ft

Overall

1903

Females

482

F45-49

20

6M→8M

6.0 - 8.0 mi

Top 51%
×12story building
+166ft-53ft

Overall

3355

Females

1078

F45-49

50

8M→9.6M

8.0 - 9.6 mi

Top 18%
×13story building
+68ft-193ft

Overall

1161

Females

370

F45-49

23

9.6M→10M

9.6 - 10.0 mi

Top 39%
×2story building
+0ft-24ft

Overall

2533

Females

785

F45-49

39

10M→10.5M

10.0 - 10.5 mi

Top 38%
×6story building
+1ft-73ft

Overall

2506

Females

772

F45-49

38

10.5M→12M

10.5 - 12.0 mi

Top 40%
×21story building
+280ft-26ft

Overall

2646

Females

851

F45-49

39

12M→Finish

12.0 - 13.1 mi

Top 19%
×7story building
+14ft-89ft

Overall

1266

Females

293

F45-49

9

Passing Analysis

Category:
▲Net Change
+0
0 passed by0* passed
SegmentMovementRank
Start → 2M-#2096
2M → 4M
36199+163
#2096 → #1933
4M → 6M
5479+25
#1933 → #1908
6M → 8M
35514*-341
#1908 → #2249
8M → 9.6M
21266+245
#2249 → #2004
9.6M → 10M
5118-33
#2004 → #2037
10M → 10.5M
134-9
#2037 → #2046
10.5M → 12M
11333-80
#2046 → #2126
12M → Finish
696*+90
#2126 → #2036
TOTALS
649709*+60
#2096 → #2036

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

Passing Visualized

Category:
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Passing Circle

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Position Flow

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Race Lanes

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Official Timing Data

The San Francisco Marathon

The San Francisco Marathon

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