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SF MARATHON 1ST HALF 2026

Katelyn Alvarez

Bib: 19155•F•Age: 30

Oakland, CA

0:00
0:00
/ mi
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Overall
#0 / 6575
Gender (Female)
#0 / 2930
Division (F30-34)
#0 / 651
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
13:23/mi
26:46
→ flat
4M
12:24/mi
51:34
↑ 67↓ 69
6M
10:48/mi
1:13:10
↑ 1231.1%
8M
12:24/mi
1:37:58
↑ 166↓ 531.1%
9.6M
9:22/mi
1:52:58
↑ 68↓ 1931.5%
10M
20:46/mi
2:01:16
↓ 241.1%
10.5M
5:24/mi
2:03:58
↓ 732.7%
12M
16:51/mi
2:29:14
↑ 2803.2%
Finish· 13.11 mi
12:30/mi
2:43:06
↑ 14↓ 891.3%

The Course

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Half Splits

1st Half· via 6MFaster
Distance6.00 mi
Time1:13:10
Pace12:12 /mi
2nd Half
Distance7.11 mi
Time1:29:56
Pace12:39 /mi
📊Positive Split: 22.9% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
2M
2.00 mi07:16:4726:4613:2326:46
13:23
-
4M
4.00 mi07:41:3551:3412:5424:48
12:24
-0:59
6M
6.00 mi08:03:111:13:1012:1221:36
10:48
-1:36
8M
8.00 mi08:27:591:37:5812:1524:48
12:24
+1:36
9.6M
9.60 mi08:42:591:52:5811:4615:00
9:22
-3:02
10M
10.00 mi08:51:172:01:1612:088:18
20:46
+11:24
10.5M
10.50 mi08:53:592:03:5811:482:42
5:24
-15:22
12M
12.00 mi09:19:152:29:1412:2625:16
16:51
+11:27
Finish
13.11 mi09:33:072:43:0612:2713:52
12:30
-4:21

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

5:24 /mi

Average Pace

12:27 /mi

Slowest Pace

20:46 /mi

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Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

17:42

11% of race

Time at Steady Pace

1:51:50

69% of race

Time at Slower Pace

33:34

21% of race

Average Pace: 12:26 /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 mi07:16:4726:4613:2326:46
13:23
#6481
4M
4.00 mi07:41:3551:3412:5424:48
12:24
#6245
6M
6.00 mi08:03:111:13:1012:1221:36
10:48
#5644
8M
8.00 mi08:27:591:37:5812:1524:48
12:24
#5464
9.6M
9.60 mi08:42:591:52:5811:4615:00
9:22
#5184
10M
10.00 mi08:51:172:01:1612:088:18
20:46
#5054
10.5M
10.50 mi08:53:592:03:5811:482:42
5:24
#5037
12M
12.00 mi09:19:152:29:1412:2625:16
16:51
#4982
Finish
13.11 mi09:33:072:43:0612:2713:52
12:30
#4991
Faster pace
Steady pace
Slower pace
Featured Segment

Garmin Challenge

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

11:00

Segment Time

12:14/mi

Pace

0.90 mi

Distance

Overall

3885

Women

1410

Division

325

See the full Garmin Challenge leaderboard

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF30-34Seg. OverallSeg. FemalesSeg. F30-34
2M2.00 mi2.00 mi648128586384765(Top 72%)1912(Top 65%)440(Top 68%)
4M4.00 mi2.00 mi6245+2362699+159609+295770(Top 88%)2418(Top 83%)555(Top 85%)
6M6.00 mi2.00 mi5644+6012319+380539+703658(Top 56%)1242(Top 42%)279(Top 43%)
8M8.00 mi2.00 mi5464+1802195+124514+254954(Top 75%)1887(Top 64%)440(Top 68%)
9.6M9.60 mi1.60 mi5184+2802043+152481+333208(Top 49%)1205(Top 41%)273(Top 42%)
10M10.00 mi0.40 mi5054+1301970+73463+183922(Top 60%)1445(Top 49%)329(Top 51%)
10.5M10.50 mi0.50 mi5037+171959+114634170(Top 63%)1546(Top 53%)357(Top 55%)
12M12.00 mi1.50 mi4982+551951+8459+44765(Top 72%)1912(Top 65%)440(Top 68%)
Finish13.11 mi1.11 mi4991-91965-14462-35267(Top 80%)2222(Top 76%)507(Top 78%)

Segment Performance Analysis

10.5M→12M

0.0 - 2.0 mi

Top 72%
~flat
+5ft-3ft

Overall

4765

Females

1912

F30-34

442

2M→4M

2.0 - 4.0 mi

Top 88%
×4story building
+67ft-69ft

Overall

5770

Females

2418

F30-34

558

4M→6M

4.0 - 6.0 mi

Top 56%
×9story building
+123ft-9ft

Overall

3658

Females

1242

F30-34

281

6M→8M

6.0 - 8.0 mi

Top 75%
×12story building
+166ft-53ft

Overall

4954

Females

1887

F30-34

442

8M→9.6M

8.0 - 9.6 mi

Top 49%
×13story building
+68ft-193ft

Overall

3208

Females

1205

F30-34

275

9.6M→10M

9.6 - 10.0 mi

Top 60%
×2story building
+0ft-24ft

Overall

3922

Females

1445

F30-34

331

10M→10.5M

10.0 - 10.5 mi

Top 63%
×6story building
+1ft-73ft

Overall

4170

Females

1546

F30-34

359

10.5M→12M

10.5 - 12.0 mi

Top 72%
×21story building
+280ft-26ft

Overall

4765

Females

1912

F30-34

442

12M→Finish

12.0 - 13.1 mi

Top 80%
×7story building
+14ft-89ft

Overall

5267

Females

2222

F30-34

507

Passing Analysis

Category:
Athletes Passed
1706*
Passed By
216
Net Change
+1490
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 2M----#6481
2M → 4M243*7+236#6481#6245
4M → 6M605*4+601#6245#5644
6M → 8M226*46+180#5644#5464
8M → 9.6M29111+280#5464#5184
9.6M → 10M1399+130#5184#5054
10M → 10.5M247+17#5054#5037
10.5M → 12M127*72+55#5037#4982
12M → Finish51*60-9#4982#4991
TOTALS1706*216+1490

* 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