San Francisco Marathon logo
SF MARATHON 2026

Antonio Arenas

Bib: 6788•M•Age: 46

San Francisco, CA

0:00
0:00
/ mi
Masters
Be the first to cheer!
Overall
#0 / 7166
Gender (Male)
#0 / 5052
Masters (Masters Men)
#0 / 1321
Division (M45-49)
#0 / 319
Race Day Weather
59°/49°F
scattered clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
2M
18:26
Rank: #2782
Start → 2M
18:26 | 9:13/mi
4M
38:55
Rank: #3578 (-796)
2M → 4M
20:29 | 10:15/mi
6M
1:00:30
Rank: #4052 (-474)
4M → 6M
21:35 | 10:47/mi
8M
1:21:50
Rank: #4368 (-316)
6M → 8M
21:20 | 10:40/mi
9.6M
1:40:12
Rank: #4454 (-86)
8M → 9.6M
18:22 | 11:29/mi
10M
1:43:06
Rank: #4457 (-3)
9.6M → 10M
2:54 | 7:15/mi
10.5M
1:50:04
Rank: #4393 (+64)
10M → 10.5M
6:58 | 13:56/mi
12M
2:07:08
Rank: #4595 (-202)
10.5M → 12M
17:04 | 11:23/mi
14M
2:30:57
Rank: #4657 (-62)
12M → 14M
23:49 | 11:54/mi
16M
2:49:31
Rank: #4511 (+146)
14M → 16M
18:34 | 9:17/mi
18M
3:16:51
Rank: #4723 (-212)
16M → 18M
27:20 | 13:40/mi
20M
3:40:02
Rank: #4673 (+50)
18M → 20M
23:11 | 11:35/mi
22M
4:00:19
Rank: #4529 (+144)
20M → 22M
20:17 | 10:08/mi
24M
4:24:43
Rank: #4503 (+26)
22M → 24M
24:24 | 12:12/mi
Finish· 26.22 mi
4:49:44
Rank: #4436 (+67)
24M → Finish
25:01 | 11:16/mi

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 14M
Distance14.00 mi
Time2:30:57
Pace10:47 /mi
2nd Half✓ Faster
Distance12.22 mi
Time2:18:47
Pace11:21 /mi
📊Negative Split: 8.1% faster second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
2M
2.00 mi05:49:3218:269:1318:26
9:13
-
4M
4.00 mi06:10:0138:559:4420:29
10:15
+1:02
6M
6.00 mi06:31:361:00:3010:0521:35
10:47
+0:32
8M
8.00 mi06:52:561:21:5010:1421:20
10:40
-0:07
9.6M
9.60 mi07:11:181:40:1210:2618:22
11:29
+0:49
10M
10.00 mi07:14:121:43:0610:192:54
7:15
-4:14
10.5M
10.50 mi07:21:101:50:0410:296:58
13:56
+6:41
12M
12.00 mi07:38:142:07:0810:3617:04
11:23
-2:33
14M
14.00 mi08:02:032:30:5710:4723:49
11:54
+0:31
16M
16.00 mi08:20:372:49:3110:3618:34
9:17
-2:37
18M
18.00 mi08:47:573:16:5110:5627:20
13:40
+4:23
20M
20.00 mi09:11:083:40:0211:0023:11
11:35
-2:05
22M
22.00 mi09:31:254:00:1910:5520:17
10:08
-1:27
24M
24.00 mi09:55:494:24:4311:0224:24
12:12
+2:04
Finish
26.22 mi10:20:504:49:4411:0425:01
11:16
-0:56

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

7:15 /mi

Average Pace

11:04 /mi

Slowest Pace

13:56 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:20:40

28% of race

Time at Steady Pace

2:30:22

52% of race

Time at Slower Pace

58:42

20% of race

Average Pace: 11:03 /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...
0mi6.6mi13.1mi19.7mi26.2mi
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 mi05:49:3218:269:1318:26
9:13
#2782
4M
4.00 mi06:10:0138:559:4420:29
10:15
#3578
6M
6.00 mi06:31:361:00:3010:0521:35
10:47
#4052
8M
8.00 mi06:52:561:21:5010:1421:20
10:40
#4368
9.6M
9.60 mi07:11:181:40:1210:2618:22
11:29
#4454
10M
10.00 mi07:14:121:43:0610:192:54
7:15
#4457
10.5M
10.50 mi07:21:101:50:0410:296:58
13:56
#4393
12M
12.00 mi07:38:142:07:0810:3617:04
11:23
#4595
14M
14.00 mi08:02:032:30:5710:4723:49
11:54
#4657
16M
16.00 mi08:20:372:49:3110:3618:34
9:17
#4511
18M
18.00 mi08:47:573:16:5110:5627:20
13:40
#4723
20M
20.00 mi09:11:083:40:0211:0023:11
11:35
#4673
22M
22.00 mi09:31:254:00:1910:5520:17
10:08
#4529
24M
24.00 mi09:55:494:24:4311:0224:24
12:12
#4503
Finish
26.22 mi10:20:504:49:4411:0425:01
11:16
#4436
Faster pace
Steady pace
Slower pace
Garmin Challenge
Featured Segment

Garmin Challenge

The climb, presented by Garmin

Top 58%
Garmin Challenge
Course map with the garmin challenge highlighted
Garmin Challenge · 9.6–10.5 mi · © Mapbox © OpenStreetMap

9:52

Segment Time

10:58/mi

Pace

0.90 mi

Distance

Overall

4173

Men

3234

Division

189

See the full Garmin Challenge leaderboard

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM45-49Seg. OverallSeg. MalesSeg. M45-49
2M2.00 mi2.00 mi278222861355548(Top 77%)4095(Top 81%)253(Top 79%)
4M4.00 mi2.00 mi3578-7962872-586176-414419(Top 62%)3426(Top 68%)215(Top 67%)
6M6.00 mi2.00 mi4052-4743210-338193-175024(Top 70%)3800(Top 75%)231(Top 72%)
8M8.00 mi2.00 mi4368-3163403-193207-145238(Top 73%)3929(Top 78%)239(Top 75%)
9.6M9.60 mi1.60 mi4454-863433-30205+24971(Top 69%)3746(Top 74%)232(Top 73%)
10M10.00 mi0.40 mi4457-33440-7206-14550(Top 63%)3491(Top 69%)215(Top 67%)
10.5M10.50 mi0.50 mi4393+643390+50203+34207(Top 59%)3246(Top 64%)190(Top 60%)
12M12.00 mi1.50 mi4595-2023520-130210-75548(Top 77%)4095(Top 81%)253(Top 79%)
14M14.00 mi2.00 mi4657-623553-33217-75002(Top 70%)3757(Top 74%)235(Top 74%)
16M16.00 mi2.00 mi4511+1463456+97204+133822(Top 53%)2935(Top 58%)182(Top 57%)
18M18.00 mi2.00 mi4723-2123581-125215-115775(Top 81%)4161(Top 82%)265(Top 83%)
20M20.00 mi2.00 mi4673+503540+41214+14444(Top 62%)3269(Top 65%)211(Top 66%)
22M22.00 mi2.00 mi4529+1443437+103212+23309(Top 46%)2507(Top 50%)157(Top 49%)
24M24.00 mi2.00 mi4503+263404+33211+14061(Top 57%)2943(Top 58%)193(Top 61%)
Finish26.22 mi2.22 mi4436+673353+51210+13801(Top 53%)2755(Top 55%)173(Top 54%)

Segment Performance Analysis

10.5M→12M

0.0 - 2.0 mi

Top 77%
×1human
+6ft-11ft

Overall

5548

Males

4095

M45-49

253

2M→4M

2.0 - 4.0 mi

Top 62%
×4stories
+75ft-70ft

Overall

4419

Males

3426

M45-49

215

4M→6M

4.0 - 6.0 mi

Top 70%
×5stories
+71ft-18ft

Overall

5024

Males

3800

M45-49

232

6M→8M

6.0 - 8.0 mi

Top 73%
×9stories
+106ft-21ft

Overall

5238

Males

3929

M45-49

239

8M→9.6M

8.0 - 9.6 mi

Top 69%
×13stories
+117ft-177ft

Overall

4971

Males

3746

M45-49

232

9.6M→10M

9.6 - 10.0 mi

Top 63%
×1story
+17ft-12ft

Overall

4550

Males

3491

M45-49

215

10M→10.5M

10.0 - 10.5 mi

Top 59%
×9stories
+0ft-102ft

Overall

4207

Males

3246

M45-49

190

10.5M→12M

10.5 - 12.0 mi

Top 77%
×18stories
+304ft-125ft

Overall

5548

Males

4095

M45-49

253

12M→14M

12.0 - 14.0 mi

Top 70%
×9stories
+99ft-125ft

Overall

5002

Males

3757

M45-49

235

14M→16M

14.0 - 16.0 mi

Top 53%
×9stories
+124ft-78ft

Overall

3822

Males

2935

M45-49

182

16M→18M

16.0 - 18.0 mi

Top 81%
×8stories
+106ft-45ft

Overall

5775

Males

4161

M45-49

265

18M→20M

18.0 - 20.0 mi

Top 62%
×3stories
+52ft-26ft

Overall

4444

Males

3269

M45-49

211

20M→22M

20.0 - 22.0 mi

Top 46%
×21stories
+17ft-266ft

Overall

3309

Males

2507

M45-49

157

22M→24M

22.0 - 24.0 mi

Top 57%
×3stories
+70ft-85ft

Overall

4061

Males

2943

M45-49

193

24M→Finish

24.0 - 26.2 mi

Top 53%
~flat
+2ft-2ft

Overall

3801

Males

2755

M45-49

173

Passing Analysis

Category:
Athletes Passed
905*
Passed By
2559
Net Change
-1654
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 2M----#2782
2M → 4M13*809-796#2782#3578
4M → 6M27501-474#3578#4052
6M → 8M13*329-316#4052#4368
8M → 9.6M62*148-86#4368#4454
9.6M → 10M1215-3#4454#4457
10M → 10.5M8319+64#4457#4393
10.5M → 12M20222-202#4393#4595
12M → 14M41*103-62#4595#4657
14M → 16M183*37+146#4657#4511
16M → 18M40252-212#4511#4723
18M → 20M94*44+50#4723#4673
20M → 22M152*8+144#4673#4529
22M → 24M72*46+26#4529#4503
24M → Finish93*26+67#4503#4436
TOTALS905*2559-1654

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

📊

Passing Visuals

Category:

📈Position Graph

Loading...

🎨Heatmap Timeline

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
Share Feedback

Public Race Data

The San Francisco Marathon

The San Francisco Marathon

Race Place Events

Race Place Events