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SF MARATHON 1ST HALF 2026

Crystal Kung

Bib: 20607•F•Age: 31

Oakland, CA

0:00
0:00
/ mi
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Overall
#0 / 6575
Gender (Female)
#0 / 2930
Top 39%
Division (F30-34)
#0 / 651
Top 40%
Race Day Weather
59°/49°F
scattered clouds

⏱️ Race Timeline

Course Elevation
10–277 ft
≈
×22story building
•▲ 774 ft climb · ▼ 557 ft descent
Ribbon color based on
FasterSteadySlower· vs. your average pace
Start
0:00
Race begins
2M
10:08/mi
20:17
→ flat
4M
10:39/mi
41:34
↑ 67↓ 69
6M
10:41/mi
1:02:57
↑ 1231.1%
8M
10:26/mi
1:23:50
↑ 166↓ 531.1%
9.6M
10:26/mi
1:40:32
↑ 68↓ 1931.5%
10M
20:24/mi
1:48:41
↓ 241.1%
10.5M
5:40/mi
1:51:31
↓ 732.7%
12M
14:24/mi
2:13:07
↑ 2803.2%
Finish· 13.11 mi
10:37/mi
2:24:53
↑ 14↓ 891.3%

The Course

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Half Splits

1st Half· via 6MFaster
Distance6.00 mi
Time1:02:57
Pace10:30 /mi
2nd Half
Distance7.11 mi
Time1:21:56
Pace11:32 /mi
📊Positive Split: 30.2% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
2M
2.00 mi06:53:1320:1710:0820:17
10:08
-
4M
4.00 mi07:14:3041:3410:2421:17
10:39
+0:31
6M
6.00 mi07:35:531:02:5710:3021:23
10:41
+0:02
8M
8.00 mi07:56:461:23:5010:2920:53
10:26
-0:15
9.6M
9.60 mi08:13:281:40:3210:2816:42
10:26
0:00
10M
10.00 mi08:21:371:48:4110:528:09
20:24
+9:58
10.5M
10.50 mi08:24:271:51:3110:372:50
5:40
-14:44
12M
12.00 mi08:46:032:13:0711:0621:36
14:24
+8:44
Finish
13.11 mi08:57:492:24:5311:0311:46
10:37
-3:47

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

5:40 /mi

Average Pace

11:03 /mi

Slowest Pace

20:24 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:50

2% of race

Time at Steady Pace

1:52:18

78% of race

Time at Slower Pace

29:45

21% of race

Average Pace: 11:03 /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...
0mi3.3mi6.6mi9.8mi13.1mi
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 mi06:53:1320:1710:0820:17
10:08
#3259
4M
4.00 mi07:14:3041:3410:2421:17
10:39
#3522
6M
6.00 mi07:35:531:02:5710:3021:23
10:41
#3484
8M
8.00 mi07:56:461:23:5010:2920:53
10:26
#3284
9.6M
9.60 mi08:13:281:40:3210:2816:42
10:26
#3466
10M
10.00 mi08:21:371:48:4110:528:09
20:24
#3468
10.5M
10.50 mi08:24:271:51:3110:372:50
5:40
#3505
12M
12.00 mi08:46:032:13:0711:0621:36
14:24
#3400
Finish
13.11 mi08:57:492:24:5311:0311:46
10:37
#3396
Faster pace
Steady pace
Slower pace
Est.Checkpoint not recorded (estimated)
~Segment time uses estimated prior
Featured Segment

Garmin Challenge

Top 59%
Garmin Challenge
Course map with the garmin challenge highlighted
Garmin Challenge · 9.6–10.5 mi · © Mapbox © OpenStreetMap

10:59

Segment Time

12:12/mi

Pace

0.90 mi

Distance

Overall

3855

Women

1393

Division

318

See the full Garmin Challenge leaderboard

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF30-34Seg. OverallSeg. FemalesSeg. F30-34
2M2.00 mi2.00 mi325910742483065(Top 47%)1046(Top 36%)230(Top 35%)
4M4.00 mi2.00 mi3522-2631181-107266-183759(Top 57%)1296(Top 44%)294(Top 45%)
6M6.00 mi2.00 mi3484+381167+14267-13543(Top 54%)1192(Top 41%)269(Top 41%)
8M8.00 mi2.00 mi3284+2001053+114245+222901(Top 44%)866(Top 30%)198(Top 30%)
9.6M9.60 mi1.60 mi3466-1821157-104265-204501(Top 68%)1814(Top 62%)412(Top 63%)
10M10.00 mi0.40 mi3468-21158-1264+13667(Top 56%)1323(Top 45%)297(Top 46%)
10.5M10.50 mi0.50 mi3505-371176-18270-64760(Top 72%)1871(Top 64%)426(Top 65%)
12M12.00 mi1.50 mi3400+1051141+35260+103065(Top 47%)1046(Top 36%)230(Top 35%)
Finish13.11 mi1.11 mi3396+41143-2262-23594(Top 55%)1308(Top 45%)301(Top 46%)

Segment Performance Analysis

10.5M→12M

0.0 - 2.0 mi

Top 47%
~flat
+5ft-3ft

Overall

3065

Females

1046

F30-34

231

2M→4M

2.0 - 4.0 mi

Top 57%
×4story building
+67ft-69ft

Overall

3759

Females

1296

F30-34

297

4M→6M

4.0 - 6.0 mi

Top 54%
×9story building
+123ft-9ft

Overall

3543

Females

1192

F30-34

271

6M→8M

6.0 - 8.0 mi

Top 44%
×12story building
+166ft-53ft

Overall

2901

Females

866

F30-34

200

8M→9.6M

8.0 - 9.6 mi

Top 68%
×13story building
+68ft-193ft

Overall

4501

Females

1814

F30-34

414

9.6M→10M

9.6 - 10.0 mi

Top 56%
×2story building
+0ft-24ft

Overall

3667

Females

1323

F30-34

299

10M→10.5M

10.0 - 10.5 mi

Top 72%
×6story building
+1ft-73ft

Overall

4760

Females

1871

F30-34

428

10.5M→12M

10.5 - 12.0 mi

Top 47%
×21story building
+280ft-26ft

Overall

3065

Females

1046

F30-34

231

12M→Finish

12.0 - 13.1 mi

Top 55%
×7story building
+14ft-89ft

Overall

3594

Females

1308

F30-34

301

Passing Analysis

Category:
Athletes Passed
727*
Passed By
864
Net Change
-137
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 2M----#3259
2M → 4M82345-263#3259#3522
4M → 6M138100+38#3522#3484
6M → 8M250*50+200#3484#3284
8M → 9.6M26208-182#3284#3466
9.6M → 10M3739-2#3466#3468
10M → 10.5M138-37#3468#3505
10.5M → 12M15045+105#3505#3400
12M → Finish43*39+4#3400#3396
TOTALS727*864-137

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

📊

Passing Visuals

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

Race Place Events

Race Place Events