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SF MARATHON 1ST HALF 2026

Izzy Klingeman

Naperville, IL

Bib: 15578 F 21

0:00
0:00
/ mi
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Overall
#0 / 6575
Gender (Female)
#0 / 2930
F20-29
#0 / 353
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
9:59/mi
19:59
→ flat
4M
11:09/mi
42:17
↑ 67↓ 69
6M
11:24/mi
1:05:06
↑ 123
8M
13:17/mi
1:31:40
↑ 166↓ 53
9.6M
8:45/mi
1:45:40
↑ 68↓ 193
10.26M
12:47/mi
1:54:06
↓ 114
10.5M
10:17/mi
1:56:34
→ flat
12M
15:46/mi
2:20:13
↑ 280
Finish· 13.11 mi
11:37/mi
2:33:06
↑ 14↓ 89
Course Elevation
10–277 ft
≈
×22story building
•▲ 774 ft climb · ▼ 557 ft descent

The Course

Half Splits

1st Half· via 6M
1:05:0610:51 /mi⚡ faster
2nd Half
1:28:0012:23 /mi+35.2%
Positive split — 35.2% 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
19:599:592.00 mi19:59
9:59
-
4M
42:1710:342.00 mi22:18
11:09
+1:10
6M
1:05:0610:512.00 mi22:49
11:24
+0:15
8M
1:31:4011:272.00 mi26:34
13:17
+1:53
9.6M
1:45:4011:001.60 mi14:00
8:45
-4:32
10.26M
1:54:0611:070.66 mi8:26
12:47
+4:02
10.5M
1:56:3411:060.24 mi2:28
10:17
-2:30
12M
2:20:1311:411.50 mi23:39
15:46
+5:29
Finish(13.11 mi)
2:33:0611:411.11 mi12:53
11:37
-4:09
Trend:
Faster pace
Steady pace
Slower pace

Checkpoints & Pacing

Pace Line

Fastest Pace

8:45 /mi

Average Pace

11:41 /mi

Slowest Pace

15:46 /mi

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Fastest
Middle
Slowest
Average

Segments

Time at Faster Pace

36:27

24% of race

Time at Steady Pace

58:00

38% of race

Time at Slower Pace

58:39

38% of race

Average Pace: 11:41 /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 57%
Garmin Challenge
Course map with the garmin challenge highlighted
Garmin Challenge · 9.6–10.5 mi · © Mapbox © OpenStreetMap

10:54

Segment Time

12:07/mi

Pace

0.90 mi

Distance

Overall

3762

Women

1351

Division

185

See the full Garmin Challenge leaderboard

Checkpoint and Segment Rankings

CheckpointSeg. DistOverallFemalesF20-29Seg. OverallSeg. FemalesSeg. F20-29
2M2.00 mi303896512640821544211
4M2.00 mi3806-7681313-348173-4744331638216
6M2.00 mi3981-1751385-72185-1243871618226
8M2.00 mi4554-5731676-291222-3756292306301
9.6M1.60 mi4152+4021486+190196+262419846108
10.26M0.66 mi4128+241482+4200-441031548210
10.5M0.24 mi4088+401465+17196+430551023148
12M1.50 mi4106-181489-24200-440821544211
Finish(13.11 mi)1.11 mi4126-201515-26207-746111844241

Segment Performance Analysis

10.5M→12M

0.0 - 2.0 mi

Top 62%
~flat
+5ft-3ft

Overall

4082

Females

1544

F20-24

211

2M→4M

2.0 - 4.0 mi

Top 67%
×4story building
+67ft-69ft

Overall

4433

Females

1638

F20-24

217

4M→6M

4.0 - 6.0 mi

Top 67%
×9story building
+123ft-9ft

Overall

4387

Females

1618

F20-24

227

6M→8M

6.0 - 8.0 mi

Top 86%
×12story building
+166ft-53ft

Overall

5629

Females

2306

F20-24

301

8M→9.6M

8.0 - 9.6 mi

Top 37%
×13story building
+68ft-193ft

Overall

2419

Females

846

F20-24

108

9.6M→10.26M

9.6 - 10.3 mi

Top 62%
×9story building
+0ft-114ft

Overall

4103

Females

1548

F20-24

210

10.26M→10.5M

10.3 - 10.5 mi

Top 46%
~flat
+1ft-0ft

Overall

3055

Females

1023

F20-24

148

10.5M→12M

10.5 - 12.0 mi

Top 62%
×21story building
+280ft-26ft

Overall

4082

Females

1544

F20-24

211

12M→Finish

12.0 - 13.1 mi

Top 70%
×7story building
+14ft-89ft

Overall

4611

Females

1844

F20-24

241

Passing Analysis

Category:
▼Net Change
0
0 passed by0* passed
SegmentMovementRank
Start → 2M-#3038
2M → 4M
78921-768
#3038 → #3806
4M → 6M
24267*-175
#3806 → #3981
6M → 8M
59219*-573
#3981 → #4554
8M → 9.6M
10412+402
#4554 → #4152
9.6M → 10.26M
3256+24
#4152 → #4128
10.26M → 10.5M
141+40
#4128 → #4088
10.5M → 12M
10688*-18
#4088 → #4106
12M → Finish
6949*-20
#4106 → #4126
TOTALS
1841753*-1088
#3038 → #4126

* 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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