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SF MARATHON 1ST HALF 2026

Qianhui Rong

Fremont, CA

Bib: 15792 F 31

0:00
0:00
/ mi
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Overall
#0 / 6575
Gender (Female)
#0 / 2930
Division (F30-34)
#0 / 651
Race Day Weather
59°/49°F
scattered clouds

Race Timeline

Ribbon color based on
FasterSteadySlower· vs. your average pace
Start
0:00
Race begins
2M
11:14/mi
22:29
→ flat
4M
11:46/mi
46:00
↑ 67↓ 69
6M
11:08/mi
1:08:16
↑ 123
8M
12:25/mi
1:33:07
↑ 166↓ 53
9.6M
9:12/mi
1:47:51
↑ 68↓ 193
10M
21:04/mi
1:56:16
↓ 24
10.5M
5:46/mi
1:59:09
↓ 73
12M
14:51/mi
2:21:25
↑ 280
Finish· 13.11 mi
10:48/mi
2:33:24
↑ 14↓ 89
Course Elevation
10–277 ft
≈
×22story building
•▲ 774 ft climb · ▼ 557 ft descent

The Course

Half Splits

1st Half· via 6M
1:08:1611:23 /mi⚡ faster
2nd Half
1:25:0811:59 /mi+24.7%
Positive split — 24.7% 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
22:2911:142.00 mi22:29
11:14
-
4M
46:0011:302.00 mi23:31
11:46
+0:32
6M
1:08:1611:232.00 mi22:16
11:08
-0:38
8M
1:33:0711:382.00 mi24:51
12:25
+1:17
9.6M
1:47:5111:141.60 mi14:44
9:12
-3:13
10M
1:56:1611:380.40 mi8:25
21:04
+11:52
10.5M
1:59:0911:210.50 mi2:53
5:46
-15:18
12M
2:21:2511:471.50 mi22:16
14:51
+9:05
Finish(13.11 mi)
2:33:2411:421.11 mi11:59
10:48
-4:03
Trend:
Faster pace
Steady pace
Slower pace

Checkpoints & Pacing

Pace Line

Fastest Pace

5:46 /mi

Average Pace

11:42 /mi

Slowest Pace

21:04 /mi

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Fastest
Middle
Slowest
Average

Segments

Time at Faster Pace

17:37

11% of race

Time at Steady Pace

1:45:06

69% of race

Time at Slower Pace

30:41

20% of race

Average Pace: 11:42 /mi

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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 64%
Garmin Challenge
Course map with the garmin challenge highlighted
Garmin Challenge · 9.6–10.5 mi · © Mapbox © OpenStreetMap

11:18

Segment Time

12:34/mi

Pace

0.90 mi

Distance

Overall

4218

Women

1597

Division

373

See the full Garmin Challenge leaderboard

Checkpoint and Segment Rankings

CheckpointSeg. DistOverallFemalesF30-34Seg. OverallSeg. FemalesSeg. F30-34
2M2.00 mi5098200545834271232268
4M2.00 mi5154-562027-22467-951892060475
6M2.00 mi4735+4191788+239417+5040521442342
8M2.00 mi4828-931829-41425-849701898444
9.6M1.60 mi4488+3401666+163391+3430081124256
10M0.40 mi4432+561647+19389+240801532348
10.5M0.50 mi4447-151654-7388+149511982450
12M1.50 mi4216+2311553+101361+2734271232268
Finish(13.11 mi)1.11 mi4149+671523+30354+738131415329

Segment Performance Analysis

10.5M→12M

0.0 - 2.0 mi

Top 52%
~flat
+5ft-3ft

Overall

3427

Females

1232

F30-34

270

2M→4M

2.0 - 4.0 mi

Top 79%
×4story building
+67ft-69ft

Overall

5189

Females

2060

F30-34

478

4M→6M

4.0 - 6.0 mi

Top 62%
×9story building
+123ft-9ft

Overall

4052

Females

1442

F30-34

344

6M→8M

6.0 - 8.0 mi

Top 76%
×12story building
+166ft-53ft

Overall

4970

Females

1898

F30-34

446

8M→9.6M

8.0 - 9.6 mi

Top 46%
×13story building
+68ft-193ft

Overall

3008

Females

1124

F30-34

258

9.6M→10M

9.6 - 10.0 mi

Top 62%
×2story building
+0ft-24ft

Overall

4080

Females

1532

F30-34

350

10M→10.5M

10.0 - 10.5 mi

Top 75%
×6story building
+1ft-73ft

Overall

4951

Females

1982

F30-34

452

10.5M→12M

10.5 - 12.0 mi

Top 52%
×21story building
+280ft-26ft

Overall

3427

Females

1232

F30-34

270

12M→Finish

12.0 - 13.1 mi

Top 58%
×7story building
+14ft-89ft

Overall

3813

Females

1415

F30-34

329

Passing Analysis

Category:
▲Net Change
+0
0 passed by0* passed
SegmentMovementRank
Start → 2M-#5098
2M → 4M
206150-56
#5098 → #5154
4M → 6M
15434*+419
#5154 → #4735
6M → 8M
199106*-93
#4735 → #4828
8M → 9.6M
26366+340
#4828 → #4488
9.6M → 10M
2480+56
#4488 → #4432
10M → 10.5M
249-15
#4432 → #4447
10.5M → 12M
33264*+231
#4447 → #4216
12M → Finish
2188*+67
#4216 → #4149
TOTALS
5481497*+949
#5098 → #4149

* 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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