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SF MARATHON 2026

Dale Chen

Bib: 8019•M•Age: 49

Los Altos, CA

0:00
0:00
/ mi
Masters
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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

Watch your race unfold from start to finish

Start
0:00:00
Race begins
2M
21:45
Rank: #5695
Start → 2M
21:45 | 10:52/mi
4M
45:16
Rank: #6099 (-404)
2M → 4M
23:31 | 11:46/mi
6M
1:07:30
Rank: #5851 (+248)
4M → 6M
22:14 | 11:07/mi
8M
1:28:26
Rank: #5629 (+222)
6M → 8M
20:56 | 10:28/mi
9.6M
1:47:26
Rank: #5578 (+51)
8M → 9.6M
19:00 | 11:52/mi
10M
1:50:40
Rank: #5584 (-6)
9.6M → 10M
3:14 | 8:06/mi
10.5M
1:58:59
Rank: #5630 (-46)
10M → 10.5M
8:19 | 16:38/mi
12M
2:14:56
Rank: #5500 (+130)
10.5M → 12M
15:57 | 10:38/mi
14M
2:41:40
Rank: #5637 (-137)
12M → 14M
26:44 | 13:22/mi
16M
3:05:10
Rank: #5751 (-114)
14M → 16M
23:30 | 11:45/mi
18M
3:28:39
Rank: #5569 (+182)
16M → 18M
23:29 | 11:45/mi
20M
3:53:01
Rank: #5501 (+68)
18M → 20M
24:22 | 12:11/mi
22M
4:18:07
Rank: #5557 (-56)
20M → 22M
25:06 | 12:33/mi
24M
4:46:28
Rank: #5596 (-39)
22M → 24M
28:21 | 14:11/mi
Finish· 26.22 mi
5:15:15
Rank: #5549 (+47)
24M → Finish
28:47 | 12:58/mi

Course Map & Elevation

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Half Splits

1st Half· via 14M
Distance14.00 mi
Time2:41:40
Pace11:33 /mi
2nd Half✓ Faster
Distance12.22 mi
Time2:33:35
Pace12:34 /mi
📊Negative Split: 5.0% faster second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
2M
2.00 mi05:55:5221:4510:5221:45
10:52
-
4M
4.00 mi06:19:2345:1611:1923:31
11:46
+0:54
6M
6.00 mi06:41:371:07:3011:1522:14
11:07
-0:39
8M
8.00 mi07:02:331:28:2611:0320:56
10:28
-0:39
9.6M
9.60 mi07:21:331:47:2611:1119:00
11:52
+1:24
10M
10.00 mi07:24:471:50:4011:043:14
8:06
-3:46
10.5M
10.50 mi07:33:061:58:5911:208:19
16:38
+8:32
12M
12.00 mi07:49:032:14:5611:1515:57
10:38
-6:00
14M
14.00 mi08:15:472:41:4011:3326:44
13:22
+2:44
16M
16.00 mi08:39:173:05:1011:3423:30
11:45
-1:37
18M
18.00 mi09:02:463:28:3911:3623:29
11:45
0:00
20M
20.00 mi09:27:083:53:0111:3924:22
12:11
+0:26
22M
22.00 mi09:52:144:18:0711:4425:06
12:33
+0:22
24M
24.00 mi10:20:354:46:2811:5628:21
14:11
+1:38
Finish
26.22 mi10:49:225:15:1512:0228:47
12:58
-1:13

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

8:06 /mi

Average Pace

12:02 /mi

Slowest Pace

16:38 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Bar length shows time spent in each segment. Colors mark your faster to slower segments, relative to your own pace.

Time at Faster Pace

40:07

13% of race

Time at Steady Pace

3:02:57

58% of race

Time at Slower Pace

1:32:11

29% of race

Average Pace: 12:01 /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

Enhanced split table showing pace trends through mini sparkline visualizations.

Overall Pace Trend

CheckpointDistanceTime of DayTimeAvg PaceSegmentPaceTrendRank
2M
2.00 mi05:55:5221:4510:5221:45
10:52
#5695
4M
4.00 mi06:19:2345:1611:1923:31
11:46
#6099
6M
6.00 mi06:41:371:07:3011:1522:14
11:07
#5851
8M
8.00 mi07:02:331:28:2611:0320:56
10:28
#5629
9.6M
9.60 mi07:21:331:47:2611:1119:00
11:52
#5578
10M
10.00 mi07:24:471:50:4011:043:14
8:06
#5584
10.5M
10.50 mi07:33:061:58:5911:208:19
16:38
#5630
12M
12.00 mi07:49:032:14:5611:1515:57
10:38
#5500
14M
14.00 mi08:15:472:41:4011:3326:44
13:22
#5637
16M
16.00 mi08:39:173:05:1011:3423:30
11:45
#5751
18M
18.00 mi09:02:463:28:3911:3623:29
11:45
#5569
20M
20.00 mi09:27:083:53:0111:3924:22
12:11
#5501
22M
22.00 mi09:52:144:18:0711:4425:06
12:33
#5557
24M
24.00 mi10:20:354:46:2811:5628:21
14:11
#5596
Finish
26.22 mi10:49:225:15:1512:0228:47
12:58
#5549
Faster pace
Steady pace
Slower pace
Est.Checkpoint not recorded (estimated)
~Segment time uses estimated prior
Garmin Challenge
Featured Segment

Garmin Challenge

The climb, presented by Garmin

Top 84%
Garmin Challenge
Course map with the garmin challenge highlighted
Garmin Challenge · 9.6–10.5 mi · © Mapbox © OpenStreetMap

11:33

Segment Time

12:50/mi

Pace

0.90 mi

Distance

Overall

5985

Men

4343

Division

272

See the full Garmin Challenge leaderboard

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM45-49Seg. OverallSeg. MalesSeg. M45-49
2M2.00 mi2.00 mi569542082674796(Top 67%)3632(Top 72%)222(Top 70%)
4M4.00 mi2.00 mi6099-4044455-247286-196394(Top 89%)4613(Top 91%)290(Top 91%)
6M6.00 mi2.00 mi5851+2484295+160278+85487(Top 77%)4077(Top 81%)250(Top 78%)
8M8.00 mi2.00 mi5629+2224169+126269+94941(Top 69%)3766(Top 75%)227(Top 71%)
9.6M9.60 mi1.60 mi5578+514143+26268+15446(Top 76%)4046(Top 80%)255(Top 80%)
10M10.00 mi0.40 mi5584-64145-2269-15911(Top 82%)4330(Top 86%)270(Top 85%)
10.5M10.50 mi0.50 mi5630-464176-31271-26133(Top 86%)4431(Top 88%)276(Top 87%)
12M12.00 mi1.50 mi5500+1304086+90263+84796(Top 67%)3632(Top 72%)222(Top 70%)
14M14.00 mi2.00 mi5637-1374155-69268-56194(Top 86%)4486(Top 89%)285(Top 89%)
16M16.00 mi2.00 mi5751-1144236-81274-66031(Top 84%)4359(Top 86%)273(Top 86%)
18M18.00 mi2.00 mi5569+1824114+122266+84218(Top 59%)3162(Top 63%)192(Top 60%)
20M20.00 mi2.00 mi5501+684059+55260+65011(Top 70%)3632(Top 72%)233(Top 73%)
22M22.00 mi2.00 mi5557-564079-202605698(Top 80%)4045(Top 80%)261(Top 82%)
24M24.00 mi2.00 mi5596-394100-21262-25712(Top 80%)4053(Top 80%)263(Top 82%)
Finish26.22 mi2.22 mi5549+474054+46257+55344(Top 75%)3819(Top 76%)244(Top 76%)

Segment Performance Analysis

10.5M→12M

0.0 - 2.0 mi

Top 67%
×1human
+6ft-11ft

Overall

4796

Males

3632

M45-49

222

2M→4M

2.0 - 4.0 mi

Top 89%
×4stories
+75ft-70ft

Overall

6394

Males

4613

M45-49

292

4M→6M

4.0 - 6.0 mi

Top 77%
×5stories
+71ft-18ft

Overall

5487

Males

4077

M45-49

251

6M→8M

6.0 - 8.0 mi

Top 69%
×9stories
+106ft-21ft

Overall

4941

Males

3766

M45-49

227

8M→9.6M

8.0 - 9.6 mi

Top 76%
×13stories
+117ft-177ft

Overall

5446

Males

4046

M45-49

255

9.6M→10M

9.6 - 10.0 mi

Top 82%
×1story
+17ft-12ft

Overall

5911

Males

4330

M45-49

270

10M→10.5M

10.0 - 10.5 mi

Top 86%
×9stories
+0ft-102ft

Overall

6133

Males

4431

M45-49

277

10.5M→12M

10.5 - 12.0 mi

Top 67%
×18stories
+304ft-125ft

Overall

4796

Males

3632

M45-49

222

12M→14M

12.0 - 14.0 mi

Top 86%
×9stories
+99ft-125ft

Overall

6194

Males

4486

M45-49

285

14M→16M

14.0 - 16.0 mi

Top 84%
×9stories
+124ft-78ft

Overall

6031

Males

4359

M45-49

274

16M→18M

16.0 - 18.0 mi

Top 59%
×8stories
+106ft-45ft

Overall

4218

Males

3162

M45-49

192

18M→20M

18.0 - 20.0 mi

Top 70%
×3stories
+52ft-26ft

Overall

5011

Males

3632

M45-49

233

20M→22M

20.0 - 22.0 mi

Top 80%
×21stories
+17ft-266ft

Overall

5698

Males

4045

M45-49

261

22M→24M

22.0 - 24.0 mi

Top 80%
×3stories
+70ft-85ft

Overall

5712

Males

4053

M45-49

263

24M→Finish

24.0 - 26.2 mi

Top 75%
~flat
+2ft-2ft

Overall

5344

Males

3819

M45-49

244

Passing Analysis

Category:
Athletes Passed
1358*
Passed By
1212
Net Change
+146
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 2M----#5695
2M → 4M46*450-404#5695#6099
4M → 6M26012+248#6099#5851
6M → 8M243*21+222#5851#5629
8M → 9.6M105*54+51#5629#5578
9.6M → 10M1218-6#5578#5584
10M → 10.5M3682-46#5584#5630
10.5M → 12M15121+130#5630#5500
12M → 14M33*170-137#5500#5637
14M → 16M42*156-114#5637#5751
16M → 18M197*15+182#5751#5569
18M → 20M94*26+68#5569#5501
20M → 22M35*91-56#5501#5557
22M → 24M32*71-39#5557#5596
24M → Finish72*25+47#5596#5549
TOTALS1358*1212+146

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

📊

Passing Visuals

Category:

📈Position Graph

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🎨Heatmap Timeline

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🔄Passing Circle

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🌊Position Flow

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🏃Race Lanes

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