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SF MARATHON 2026

Nathan Block

Bib: 5335•M•Age: 28

Dallas, TX

0:00
0:00
/ mi
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Overall
#0 / 7166
Top 20%
Gender (Male)
#0 / 5052
Top 24%
Division (M25-29)
#0 / 1176
Top 26%
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
17:37
Rank: #1858
Start → 2M
17:37 | 8:48/mi
4M
35:07
Rank: #1780 (+78)
2M → 4M
17:30 | 8:45/mi
6M
52:19
Rank: #1665 (+115)
4M → 6M
17:12 | 8:36/mi
8M
1:09:09
Rank: #1574 (+91)
6M → 8M
16:50 | 8:25/mi
9.6M
1:23:21
Rank: #1537 (+37)
8M → 9.6M
14:12 | 8:52/mi
10M
1:25:43
Rank: #1525 (+12)
9.6M → 10M
2:22 | 5:55/mi
10.5M
1:31:17
Rank: #1477 (+48)
10M → 10.5M
5:34 | 11:08/mi
12M
1:43:22
Rank: #1435 (+42)
10.5M → 12M
12:05 | 8:03/mi
14M
2:01:41
Rank: #1413 (+22)
12M → 14M
18:19 | 9:09/mi
16M
2:18:24
Rank: #1554 (-141)
14M → 16M
16:43 | 8:21/mi
18M
2:35:06
Rank: #1333 (+221)
16M → 18M
16:42 | 8:21/mi
20M
2:52:53
Rank: #1295 (+38)
18M → 20M
17:47 | 8:53/mi
22M
3:10:23
Rank: #1314 (-19)
20M → 22M
17:30 | 8:45/mi
24M
3:29:48
Rank: #1277 (+37)
22M → 24M
19:25 | 9:43/mi
Finish· 26.22 mi
3:53:48
Rank: #1442 (-165)
24M → Finish
24:00 | 10:49/mi

Course Map & Elevation

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Half Splits

1st Half· via 14M
Distance14.00 mi
Time2:01:41
Pace8:41 /mi
2nd Half✓ Faster
Distance12.22 mi
Time1:52:07
Pace9:11 /mi
📊Negative Split: 7.9% faster second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
2M
2.00 mi05:42:5617:378:4817:37
8:48
-
4M
4.00 mi06:00:2635:078:4717:30
8:45
-0:03
6M
6.00 mi06:17:3852:198:4317:12
8:36
-0:09
8M
8.00 mi06:34:281:09:098:3916:50
8:25
-0:11
9.6M
9.60 mi06:48:401:23:218:4114:12
8:52
+0:27
10M
10.00 mi06:51:021:25:438:342:22
5:55
-2:57
10.5M
10.50 mi06:56:361:31:178:425:34
11:08
+5:13
12M
12.00 mi07:08:411:43:228:3712:05
8:03
-3:05
14M
14.00 mi07:27:002:01:418:4118:19
9:09
+1:06
16M
16.00 mi07:43:432:18:248:3916:43
8:21
-0:48
18M
18.00 mi08:00:252:35:068:3716:42
8:21
0:00
20M
20.00 mi08:18:122:52:538:3917:47
8:53
+0:32
22M
22.00 mi08:35:423:10:238:3917:30
8:45
-0:08
24M
24.00 mi08:55:073:29:488:4519:25
9:43
+0:58
Finish
26.22 mi09:19:073:53:488:5524:00
10:49
+1:06

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

5:55 /mi

Average Pace

8:55 /mi

Slowest Pace

11:08 /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

14:27

6% of race

Time at Steady Pace

2:50:22

73% of race

Time at Slower Pace

48:59

21% of race

Average Pace: 8:55 /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 mi05:42:5617:378:4817:37
8:48
#1858
4M
4.00 mi06:00:2635:078:4717:30
8:45
#1780
6M
6.00 mi06:17:3852:198:4317:12
8:36
#1665
8M
8.00 mi06:34:281:09:098:3916:50
8:25
#1574
9.6M
9.60 mi06:48:401:23:218:4114:12
8:52
#1537
10M
10.00 mi06:51:021:25:438:342:22
5:55
#1525
10.5M
10.50 mi06:56:361:31:178:425:34
11:08
#1477
12M
12.00 mi07:08:411:43:228:3712:05
8:03
#1435
14M
14.00 mi07:27:002:01:418:4118:19
9:09
#1413
16M
16.00 mi07:43:432:18:248:3916:43
8:21
#1554
18M
18.00 mi08:00:252:35:068:3716:42
8:21
#1333
20M
20.00 mi08:18:122:52:538:3917:47
8:53
#1295
22M
22.00 mi08:35:423:10:238:3917:30
8:45
#1314
24M
24.00 mi08:55:073:29:488:4519:25
9:43
#1277
Finish
26.22 mi09:19:073:53:488:5524:00
10:49
#1442
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 18%
Garmin Challenge
Course map with the garmin challenge highlighted
Garmin Challenge · 9.6–10.5 mi · © Mapbox © OpenStreetMap

7:56

Segment Time

8:49/mi

Pace

0.90 mi

Distance

Overall

1258

Men

1106

Division

279

See the full Garmin Challenge leaderboard

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM25-29Seg. OverallSeg. MalesSeg. M25-29
2M2.00 mi2.00 mi185816013901350(Top 19%)1165(Top 23%)312(Top 27%)
4M4.00 mi2.00 mi1780+781534+67368+221730(Top 24%)1485(Top 29%)349(Top 30%)
6M6.00 mi2.00 mi1665+1151437+97349+191488(Top 21%)1287(Top 25%)311(Top 26%)
8M8.00 mi2.00 mi1574+911367+70330+191421(Top 20%)1229(Top 24%)305(Top 26%)
9.6M9.60 mi1.60 mi1537+371332+35325+51436(Top 20%)1253(Top 25%)313(Top 27%)
10M10.00 mi0.40 mi1525+121321+11320+51486(Top 21%)1281(Top 25%)320(Top 27%)
10.5M10.50 mi0.50 mi1477+481280+41315+51291(Top 18%)1137(Top 23%)283(Top 24%)
12M12.00 mi1.50 mi1435+421242+38307+81350(Top 19%)1165(Top 23%)312(Top 27%)
14M14.00 mi2.00 mi1413+221223+19304+31383(Top 19%)1202(Top 24%)308(Top 26%)
16M16.00 mi2.00 mi1554-1411339-116331-272624(Top 37%)2075(Top 41%)531(Top 45%)
18M18.00 mi2.00 mi1333+2211156+183292+39657(Top 9%)570(Top 11%)164(Top 14%)
20M20.00 mi2.00 mi1295+381118+38283+91280(Top 18%)1076(Top 21%)284(Top 24%)
22M22.00 mi2.00 mi1314-191128-10289-61698(Top 24%)1381(Top 27%)352(Top 30%)
24M24.00 mi2.00 mi1277+371092+36279+101443(Top 20%)1160(Top 23%)294(Top 25%)
Finish26.22 mi2.22 mi1442-1651212-120309-303256(Top 45%)2387(Top 47%)609(Top 52%)

Segment Performance Analysis

10.5M→12M

0.0 - 2.0 mi

Top 19%
×1human
+6ft-11ft

Overall

1350

Males

1165

M25-29

313

2M→4M

2.0 - 4.0 mi

Top 24%
×4stories
+75ft-70ft

Overall

1730

Males

1485

M25-29

351

4M→6M

4.0 - 6.0 mi

Top 21%
×5stories
+71ft-18ft

Overall

1488

Males

1287

M25-29

314

6M→8M

6.0 - 8.0 mi

Top 20%
×9stories
+106ft-21ft

Overall

1421

Males

1229

M25-29

307

8M→9.6M

8.0 - 9.6 mi

Top 20%
×13stories
+117ft-177ft

Overall

1436

Males

1253

M25-29

315

9.6M→10M

9.6 - 10.0 mi

Top 21%
×1story
+17ft-12ft

Overall

1486

Males

1281

M25-29

322

10M→10.5M

10.0 - 10.5 mi

Top 18%
×9stories
+0ft-102ft

Overall

1291

Males

1137

M25-29

285

10.5M→12M

10.5 - 12.0 mi

Top 19%
×18stories
+304ft-125ft

Overall

1350

Males

1165

M25-29

313

12M→14M

12.0 - 14.0 mi

Top 19%
×9stories
+99ft-125ft

Overall

1383

Males

1202

M25-29

310

14M→16M

14.0 - 16.0 mi

Top 37%
×9stories
+124ft-78ft

Overall

2624

Males

2075

M25-29

531

16M→18M

16.0 - 18.0 mi

Top 9%
×8stories
+106ft-45ft

Overall

657

Males

570

M25-29

164

18M→20M

18.0 - 20.0 mi

Top 18%
×3stories
+52ft-26ft

Overall

1280

Males

1076

M25-29

284

20M→22M

20.0 - 22.0 mi

Top 24%
×21stories
+17ft-266ft

Overall

1698

Males

1381

M25-29

352

22M→24M

22.0 - 24.0 mi

Top 20%
×3stories
+70ft-85ft

Overall

1443

Males

1160

M25-29

294

24M→Finish

24.0 - 26.2 mi

Top 45%
~flat
+2ft-2ft

Overall

3256

Males

2387

M25-29

609

Passing Analysis

Category:
Athletes Passed
1007*
Passed By
591
Net Change
+416
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 2M----#1858
2M → 4M12042+78#1858#1780
4M → 6M14025+115#1780#1665
6M → 8M103*12+91#1665#1574
8M → 9.6M6023+37#1574#1537
9.6M → 10M186+12#1537#1525
10M → 10.5M568+48#1525#1477
10.5M → 12M5412+42#1477#1435
12M → 14M46*24+22#1435#1413
14M → 16M35*176-141#1413#1554
16M → 18M2232+221#1554#1333
18M → 20M52*14+38#1333#1295
20M → 22M34*53-19#1295#1314
22M → 24M61*24+37#1314#1277
24M → Finish5*170-165#1277#1442
TOTALS1007*591+416

* 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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