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SF MARATHON 1ST HALF 2026

Isabelle Carley

San Jose, CA

Bib: 15649 F 22

0:00
0:00
/ mi
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Overall
#0 / 6575
Top 38%
Gender (Female)
#0 / 2930
Top 25%
F20-29
#0 / 353
Top 29%
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
9:54/mi
19:49
→ flat
4M
9:35/mi
38:58
↑ 67↓ 69
6M
9:35/mi
58:08
↑ 123
8M
10:32/mi
1:19:13
↑ 166↓ 53
9.6M
9:39/mi
1:34:39
↑ 68↓ 193
10.26M
10:36/mi
1:41:39
↓ 114
10.5M
10:05/mi
1:44:04
→ flat
12M
13:40/mi
2:04:34
↑ 280
Finish· 13.11 mi
9:41/mi
2:15:18
↑ 14↓ 89
Course Elevation
10–277 ft
≈
×22story building
•▲ 774 ft climb · ▼ 557 ft descent

The Course

Half Splits

1st Half· via 6M
58:089:41 /mi⚡ faster
2nd Half
1:17:1010:51 /mi+32.7%
Positive split — 32.7% slower in the second half
Is this your race?

Your race, unpacked

See your splits, ranks & AI insights.

Checkpoint Splits

CheckpointTimeAvg PaceSegment LengthSegment TimeSegment PaceTrendDiff
2M
19:499:542.00 mi19:49
9:54
-
4M
38:589:452.00 mi19:09
9:35
-0:19
6M
58:089:412.00 mi19:10
9:35
0:00
8M
1:19:139:542.00 mi21:05
10:32
+0:57
9.6M
1:34:399:521.60 mi15:26
9:39
-0:53
10.26M
1:41:399:540.66 mi7:00
10:36
+0:57
10.5M
1:44:049:550.24 mi2:25
10:05
-0:31
12M
2:04:3410:231.50 mi20:30
13:40
+3:35
Finish(13.11 mi)
2:15:1810:191.11 mi10:44
9:41
-3:59
Trend:
Faster pace
Steady pace
Slower pace
Est.Checkpoint not recorded (estimated)
~Segment time uses estimated prior

Checkpoints & Pacing

Pace Line

Fastest Pace

9:35 /mi

Average Pace

10:19 /mi

Slowest Pace

13:40 /mi

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Fastest
Middle
Slowest
Average

Segments

Time at Faster Pace

0:00

0% of race

Time at Steady Pace

1:26:43

64% of race

Time at Slower Pace

48:35

36% of race

Average Pace: 10:19 /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 33%
Garmin Challenge
Course map with the garmin challenge highlighted
Garmin Challenge · 9.6–10.5 mi · © Mapbox © OpenStreetMap

9:25

Segment Time

10:28/mi

Pace

0.90 mi

Distance

Overall

2169

Women

628

Division

93

See the full Garmin Challenge leaderboard

Checkpoint and Segment Rankings

CheckpointSeg. DistOverallFemalesF20-29Seg. OverallSeg. FemalesSeg. F20-29
2M2.00 mi28778901152452757108
4M2.00 mi2492+385725+16594+21222460679
6M2.00 mi2334+158665+6091+3214459480
8M2.00 mi2502-168713-4897-63034934119
9.6M1.60 mi2637-135790-77106-935371355179
10.26M0.66 mi2563+74765+25105+1210862192
10.5M0.24 mi2559+47651052731877123
12M1.50 mi2511+48753+121052452757108
Finish(13.11 mi)1.11 mi2483+28739+14101+42481780106

Segment Performance Analysis

10.5M→12M

0.0 - 2.0 mi

Top 37%
~flat
+5ft-3ft

Overall

2452

Females

757

F20-24

108

2M→4M

2.0 - 4.0 mi

Top 34%
×4story building
+67ft-69ft

Overall

2224

Females

606

F20-24

80

4M→6M

4.0 - 6.0 mi

Top 33%
×9story building
+123ft-9ft

Overall

2144

Females

594

F20-24

81

6M→8M

6.0 - 8.0 mi

Top 46%
×12story building
+166ft-53ft

Overall

3034

Females

934

F20-24

119

8M→9.6M

8.0 - 9.6 mi

Top 54%
×13story building
+68ft-193ft

Overall

3537

Females

1355

F20-24

179

9.6M→10.26M

9.6 - 10.3 mi

Top 32%
×9story building
+0ft-114ft

Overall

2108

Females

621

F20-24

92

10.26M→10.5M

10.3 - 10.5 mi

Top 42%
~flat
+1ft-0ft

Overall

2731

Females

877

F20-24

123

10.5M→12M

10.5 - 12.0 mi

Top 37%
×21story building
+280ft-26ft

Overall

2452

Females

757

F20-24

108

12M→Finish

12.0 - 13.1 mi

Top 38%
×7story building
+14ft-89ft

Overall

2481

Females

780

F20-24

106

Passing Analysis

Category:
▲Net Change
+0
0 passed by0* passed
SegmentMovementRank
Start → 2M-#2877
2M → 4M
17402+385
#2877 → #2492
4M → 6M
17175+158
#2492 → #2334
6M → 8M
23163*-168
#2334 → #2502
8M → 9.6M
17035-135
#2502 → #2637
9.6M → 10.26M
882+74
#2637 → #2563
10.26M → 10.5M
59+4
#2563 → #2559
10.5M → 12M
4896+48
#2559 → #2511
12M → Finish
2149*+28
#2511 → #2483
TOTALS
517911*+394
#2877 → #2483

* 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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Race Place Events