San Francisco Marathon logo
SF MARATHON 2ND HALF 2026

Matthew Alfelor

Bib: 24665•M•Age: 28

Aiea, HI

0:00
0:00
/ mi
Be the first to cheer!
Overall
#0 / 3840
Gender (Male)
#0 / 2065
Division (M25-29)
#0 / 503
Race Day Weather
59°/49°F
scattered clouds

⏱️ Race Timeline

Course Elevation
9–292 ft
≈
×24story building
•▲ 548 ft climb · ▼ 587 ft descent
Ribbon color based on
FasterSteadySlower· vs. your average pace
Start
0:00
Race begins
2M
11:05/mi
22:10
↑ 138↓ 680.7%
4M
11:18/mi
44:45
↑ 1631.4%
6M
14:40/mi
1:14:05
↑ 55↓ 830.3%
8M
8:50/mi
1:31:46
↑ 65↓ 1510.8%
10M
12:19/mi
1:56:24
↑ 61↓ 1741.1%
12M
13:21/mi
2:23:07
↑ 41↓ 530.1%
Finish· 13.11 mi
12:21/mi
2:36:49
→ flat

The Course

Is this your race?

Claim it — unlock a deeper AI report on this race, free

A personalized Race Performance Report that goes beyond this page — emailed to you, built from your real splits.

Half Splits

1st Half· via 6MFaster
Distance6.00 mi
Time1:14:05
Pace12:21 /mi
2nd Half
Distance7.11 mi
Time1:22:44
Pace11:38 /mi
📊Positive Split: 11.7% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
2M
2.00 mi09:04:2422:1011:0522:10
11:05
-
4M
4.00 mi09:26:5944:4511:1122:35
11:18
+0:13
6M
6.00 mi09:56:191:14:0512:2129:20
14:40
+3:22
8M
8.00 mi10:14:001:31:4611:2817:41
8:50
-5:50
10M
10.00 mi10:38:381:56:2411:3824:38
12:19
+3:29
12M
12.00 mi11:05:212:23:0711:5626:43
13:21
+1:02
Finish
13.11 mi11:19:032:36:4911:5813:42
12:21
-1:00

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

8:50 /mi

Average Pace

11:58 /mi

Slowest Pace

14:40 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:02:26

40% of race

Time at Steady Pace

38:20

24% of race

Time at Slower Pace

56:03

36% of race

Average Pace: 11:58 /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 mi09:04:2422:1011:0522:10
11:05
#2881
4M
4.00 mi09:26:5944:4511:1122:35
11:18
#2950
6M
6.00 mi09:56:191:14:0512:2129:20
14:40
#3044
8M
8.00 mi10:14:001:31:4611:2817:41
8:50
#3008
10M
10.00 mi10:38:381:56:2411:3824:38
12:19
#2991
12M
12.00 mi11:05:212:23:0711:5626:43
13:21
#3011
Finish
13.11 mi11:19:032:36:4911:5813:42
12:21
#2986
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM25-29Seg. OverallSeg. MalesSeg. M25-29
2M2.00 mi2.00 mi288116964223006(Top 78%)1718(Top 83%)432(Top 86%)
4M4.00 mi2.00 mi2950-691725-29430-83015(Top 79%)1750(Top 85%)437(Top 87%)
6M6.00 mi2.00 mi3044-941765-40436-63162(Top 82%)1819(Top 88%)454(Top 90%)
8M8.00 mi2.00 mi3008+361748+17433+32865(Top 75%)1678(Top 81%)427(Top 85%)
10M10.00 mi2.00 mi2991+171739+9431+22905(Top 76%)1697(Top 82%)422(Top 84%)
12M12.00 mi2.00 mi3011-201745-6432-13006(Top 78%)1718(Top 83%)432(Top 86%)
Finish13.11 mi1.11 mi2986+251732+13431+12838(Top 74%)1626(Top 79%)403(Top 80%)

Segment Performance Analysis

10M→12M

0.0 - 2.0 mi

Top 78%
×9story building
+138ft-68ft

Overall

3006

Males

1718

M25-29

432

2M→4M

2.0 - 4.0 mi

Top 79%
×13story building
+163ft-19ft

Overall

3015

Males

1750

M25-29

437

4M→6M

4.0 - 6.0 mi

Top 82%
×4story building
+55ft-83ft

Overall

3162

Males

1819

M25-29

454

6M→8M

6.0 - 8.0 mi

Top 75%
×10story building
+65ft-151ft

Overall

2865

Males

1678

M25-29

427

8M→10M

8.0 - 10.0 mi

Top 76%
×10story building
+61ft-174ft

Overall

2905

Males

1697

M25-29

422

10M→12M

10.0 - 12.0 mi

Top 78%
×3story building
+41ft-53ft

Overall

3006

Males

1718

M25-29

432

12M→Finish

12.0 - 13.1 mi

Top 74%
×1human
+6ft-6ft

Overall

2838

Males

1626

M25-29

403

Passing Analysis

Category:
Athletes Passed
253*
Passed By
358
Net Change
-105
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 2M----#2881
2M → 4M81150-69#2881#2950
4M → 6M22116-94#2950#3044
6M → 8M49*13+36#3044#3008
8M → 10M41*24+17#3008#2991
10M → 12M2545-20#2991#3011
12M → Finish35*10+25#3011#2986
TOTALS253*358-105

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

📊

Passing Visuals

Category:
Loading...

🔄Passing Circle

Loading...

🌊Position Flow

Loading...

🏃Race Lanes

Loading...

Upload your GPX file

Supports Garmin, Apple Watch, Polar, Suunto, COROS, Strava, and other apps

.gpx files up to 10MB

Export Track Data

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?

If you notice any discrepancies in your timing data or have questions about your results, our support team can help.

Contact Race Support

Official Timing Data

The San Francisco Marathon

The San Francisco Marathon