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SF MARATHON 1ST HALF 2026

Mariel De La Jara-Smith

SF, CA

Bib: 13580 X 19

0:00
0:00
/ mi
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Overall
#0 / 6575
Top 19%
Gender (Other)
#0 / 26
Top 12%
NB19 & Under
#0 / 2
Top 50%
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
8:32/mi
17:05
→ flat
12 ft elev
4M
8:30/mi
34:05
↑ 67↓ 69
10 ft elev
6M
9:22/mi
52:49
↑ 1231.1%
126 ft elev
8M
9:46/mi
1:12:21
↑ 166↓ 531.1%
246 ft elev
9.6M
6:52/mi
1:23:20
↑ 68↓ 1931.5%
126 ft elev
10M
17:36/mi
1:30:22
↓ 241.1%
90 ft elev
10.5M
4:24/mi
1:32:34
↓ 732.7%
18 ft elev
12M
11:54/mi
1:50:25
↑ 2803.2%
272 ft elev
Finish· 13.11 mi
9:18/mi
2:00:44
↑ 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
52:498:48 /mi⚡ faster
2nd Half
1:07:559:33 /mi+28.6%
Positive split — 28.6% 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
17:058:322.00 mi17:05
8:32
-
4M
34:058:312.00 mi17:00
8:30
-0:02
6M
52:498:482.00 mi18:44
9:22
+0:52
8M
1:12:219:032.00 mi19:32
9:46
+0:24
9.6M
1:23:208:411.60 mi10:59
6:52
-2:54
10M
1:30:229:020.40 mi7:02
17:36
+10:44
10.5M
1:32:348:490.50 mi2:12
4:24
-13:12
12M
1:50:259:121.50 mi17:51
11:54
+7:30
Finish(13.11 mi)
2:00:449:131.11 mi10:19
9:18
-2:36
Trend:
Faster pace
Steady pace
Slower pace

Checkpoints & Pacing

Pace Line

Fastest Pace

4:24 /mi

Average Pace

9:13 /mi

Slowest Pace

17:36 /mi

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Fastest
Middle
Slowest
Average

Segments

Time at Faster Pace

13:11

11% of race

Time at Steady Pace

1:22:40

68% of race

Time at Slower Pace

24:53

21% of race

Average Pace: 9:13 /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 30%
Garmin Challenge
Course map with the garmin challenge highlighted
Garmin Challenge · 9.6–10.5 mi · © Mapbox © OpenStreetMap

9:14

Segment Time

10:16/mi

Pace

0.90 mi

Distance

Overall

1953

Gender

5

Division

1

See the full Garmin Challenge leaderboard

Checkpoint and Segment Rankings

CheckpointSeg. DistOverallXNB19 & UnderSeg. OverallSeg. XSeg. NB19 & Under
2M2.00 mi96221115521
4M2.00 mi889+732187421
6M2.00 mi1163-2743-11186862
8M2.00 mi1376-2134-11209871
9.6M1.60 mi1140+2363+1157911
10M0.40 mi1216-7631215251
10.5M0.50 mi1223-731154031
12M1.50 mi1196+2731115521
Finish(13.11 mi)1.11 mi1233-3731200751

Segment Performance Analysis

10.5M→12M

0.0 - 2.0 mi

Top 18%
~flat
+5ft-3ft

Overall

1155

X

2

X15-19

1

2M→4M

2.0 - 4.0 mi

Top 13%
×4story building
+67ft-69ft

Overall

874

X

2

X15-19

1

4M→6M

4.0 - 6.0 mi

Top 28%
×9story building
+123ft-9ft

Overall

1868

X

6

X15-19

2

6M→8M

6.0 - 8.0 mi

Top 32%
×12story building
+166ft-53ft

Overall

2098

X

7

X15-19

1

8M→9.6M

8.0 - 9.6 mi

Top 9%
×13story building
+68ft-193ft

Overall

579

X

1

X15-19

1

9.6M→10M

9.6 - 10.0 mi

Top 33%
×2story building
+0ft-24ft

Overall

2152

X

5

X15-19

1

10M→10.5M

10.0 - 10.5 mi

Top 23%
×6story building
+1ft-73ft

Overall

1540

X

3

X15-19

1

10.5M→12M

10.5 - 12.0 mi

Top 18%
×21story building
+280ft-26ft

Overall

1155

X

2

X15-19

1

12M→Finish

12.0 - 13.1 mi

Top 31%
×7story building
+14ft-89ft

Overall

2007

X

5

X15-19

1

Passing Analysis

Category:
Passed
506*
Passed By
777
Net Change
-271
SegmentPassedPassed ByNet ChangeStart RankEnd Rank
Start → 2M----#962
2M → 4M11037+73#962#889
4M → 6M3277-274#889#1163
6M → 8M29242-213#1163#1376
8M → 9.6M25721+236#1376#1140
9.6M → 10M985-76#1140#1216
10M → 10.5M310-7#1216#1223
10.5M → 12M7144+27#1223#1196
12M → Finish24*61-37#1196#1233
TOTALS506*777-271

* 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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