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SF MARATHON 1ST HALF 2026

Derrick Guerrero

San Francisco, CA

Bib: 17554 X 36

0:00
0:00
/ mi
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Overall
#0 / 6575
Gender (Other)
#0 / 26
NB35-39
#0 / 4
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
10:29/mi
20:59
→ flat
12 ft elev
4M
11:03/mi
43:04
↑ 67↓ 69
10 ft elev
6M
12:29/mi
1:08:03
↑ 1231.1%
126 ft elev
8M
12:59/mi
1:34:01
↑ 166↓ 531.1%
246 ft elev
9.6M
10:14/mi
1:50:24
↑ 68↓ 1931.5%
126 ft elev
10M
21:52/mi
1:59:08
↓ 241.1%
90 ft elev
10.5M
6:32/mi
2:02:24
↓ 732.7%
18 ft elev
12M
16:33/mi
2:27:14
↑ 2803.2%
272 ft elev
Finish· 13.11 mi
12:30/mi
2:41:06
↑ 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
1:08:0311:21 /mi⚡ faster
2nd Half
1:33:0313:05 /mi+36.7%
Positive split — 36.7% slower in the second half
Is this your race?

Your race, unpacked

See your splits, ranks & AI insights.

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
2M
2.00 mi07:04:1220:5910:2920:59
10:29
-
4M
4.00 mi07:26:1743:0410:4622:05
11:03
+0:34
6M
6.00 mi07:51:161:08:0311:2124:59
12:29
+1:26
8M
8.00 mi08:17:141:34:0111:4525:58
12:59
+0:30
9.6M
9.60 mi08:33:371:50:2411:3016:23
10:14
-2:45
10M
10.00 mi08:42:211:59:0811:558:44
21:52
+11:38
10.5M
10.50 mi08:45:372:02:2411:393:16
6:32
-15:20
12M
12.00 mi09:10:272:27:1412:1624:50
16:33
+10:01
Finish
13.11 mi09:24:192:41:0612:1713:52
12:30
-4:03

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

6:32 /mi

Average Pace

12:17 /mi

Slowest Pace

21:52 /mi

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Fastest
Middle
Slowest
Average

Segments

Segment Time Comparison

Time at Faster Pace

19:39

12% of race

Time at Steady Pace

1:47:53

67% of race

Time at Slower Pace

33:34

21% of race

Average Pace: 12:17 /mi

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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.

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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 mi07:04:1220:5910:2920:59
10:29
#3915
4M
4.00 mi07:26:1743:0410:4622:05
11:03
#4086
6M
6.00 mi07:51:161:08:0311:2124:59
12:29
#4677
8M
8.00 mi08:17:141:34:0111:4525:58
12:59
#4948
9.6M
9.60 mi08:33:371:50:2411:3016:23
10:14
#4850
10M
10.00 mi08:42:211:59:0811:558:44
21:52
#4826
10.5M
10.50 mi08:45:372:02:2411:393:16
6:32
#4865
12M
12.00 mi09:10:272:27:1412:1624:50
16:33
#4807
Finish
13.11 mi09:24:192:41:0612:1713:52
12:30
#4832
Faster pace
Steady pace
Slower pace
Featured Segment

Garmin Challenge

Top 74%
Garmin Challenge
Course map with the garmin challenge highlighted
Garmin Challenge · 9.6–10.5 mi · © Mapbox © OpenStreetMap

12:00

Segment Time

13:20/mi

Pace

0.90 mi

Distance

Overall

4842

Gender

21

Division

4

See the full Garmin Challenge leaderboard

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallXNB35-39Seg. OverallSeg. XSeg. NB35-39
2M2.00 mi2.00 mi39151324572203
4M4.00 mi2.00 mi4086-17114-124270163
6M6.00 mi2.00 mi4677-59119-53-15507224
8M8.00 mi2.00 mi4948-2711935423214
9.6M9.60 mi1.60 mi4850+981934298153
10M10.00 mi0.40 mi4826+241934491172
10.5M10.50 mi0.50 mi4865-391935905214
12M12.00 mi1.50 mi4807+581934572203
Finish13.11 mi1.11 mi4832-2520-135266214

Segment Performance Analysis

10.5M→12M

0.0 - 2.0 mi

Top 70%
~flat
+5ft-3ft

Overall

4572

X

20

X35-39

3

2M→4M

2.0 - 4.0 mi

Top 65%
×4story building
+67ft-69ft

Overall

4270

X

16

X35-39

3

4M→6M

4.0 - 6.0 mi

Top 84%
×9story building
+123ft-9ft

Overall

5507

X

22

X35-39

4

6M→8M

6.0 - 8.0 mi

Top 82%
×12story building
+166ft-53ft

Overall

5423

X

21

X35-39

4

8M→9.6M

8.0 - 9.6 mi

Top 65%
×13story building
+68ft-193ft

Overall

4298

X

15

X35-39

3

9.6M→10M

9.6 - 10.0 mi

Top 68%
×2story building
+0ft-24ft

Overall

4491

X

17

X35-39

2

10M→10.5M

10.0 - 10.5 mi

Top 90%
×6story building
+1ft-73ft

Overall

5905

X

21

X35-39

4

10.5M→12M

10.5 - 12.0 mi

Top 70%
×21story building
+280ft-26ft

Overall

4572

X

20

X35-39

3

12M→Finish

12.0 - 13.1 mi

Top 80%
×7story building
+14ft-89ft

Overall

5266

X

21

X35-39

4

Passing Analysis

Category:
Athletes Passed
627*
Passed By
1544
Net Change
-917
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 2M----#3915
2M → 4M123294-171#3915#4086
4M → 6M19*610-591#4086#4677
6M → 8M51*322-271#4677#4948
8M → 9.6M19698+98#4948#4850
9.6M → 10M5531+24#4850#4826
10M → 10.5M241-39#4826#4865
10.5M → 12M125*67+58#4865#4807
12M → Finish56*81-25#4807#4832
TOTALS627*1544-917

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

Passing Charts

Category:
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Passing Circle

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Position Flow

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Race Lanes

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Download your race performance as a GPX or TCX file to import into Strava, Garmin Connect, or other fitness apps.

Questions or issues regarding timing data?

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