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SF MARATHON 2025

Nathan Guskiewicz

Bib: 1735โ€ขMโ€ขAge: 27

San Francisco, CA

0:00
0:00
/ mi
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Overall
#0 / 6545
Top 17%
Gender (Male)
#0 / 4641
Top 21%
Division (M25-29)
#0 / 1018
Top 25%
Race Day Weather
56ยฐ/46ยฐF
overcast clouds

โฑ๏ธ Race Timeline

Start
0:00:00
Race begins
1.81 Miles
15:41
Rank: #1754
Start โ†’ 1.81 Miles
15:41 | 8:40/mi
5.55 Miles
49:18
Rank: #2117 (-363)
1.81 Miles โ†’ 5.55 Miles
33:37 | 8:59/mi
6.52 Miles
57:52
Rank: #1901 (+216)
5.55 Miles โ†’ 6.52 Miles
8:34 | 8:50/mi
10.87 Miles
1:35:47
Rank: #1789 (+112)
6.52 Miles โ†’ 10.87 Miles
37:55 | 8:43/mi
Garmin Hill Challengeยท 11.38 mi
1:40:48
Rank: #1716 (+73)
10.87 Miles โ†’ Garmin Hill Challenge
5:01 | 9:51/mi
14.95 Miles
2:08:47
Rank: #1683 (+33)
Garmin Hill Challenge โ†’ 14.95 Miles
27:59 | 7:50/mi
18 Miles
2:37:26
Rank: #1499 (+184)
14.95 Miles โ†’ 18 Miles
28:39 | 9:24/mi
25 Miles
3:36:33
Rank: #1179 (+320)
18 Miles โ†’ 25 Miles
59:07 | 8:27/mi
Finishยท 26.22 mi
3:46:51
Rank: #1132 (+47)
25 Miles โ†’ Finish
10:18 | 8:27/mi

The Course

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Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
1.81 Miles
1.81 mi05:40:5115:418:4015:41
8:40
-
5.55 Miles
5.55 mi06:14:2849:188:5333:37
8:59
+0:19
6.52 Miles
6.52 mi06:23:0257:528:538:34
8:50
-0:09
10.87 Miles
10.87 mi07:00:571:35:478:4937:55
8:43
-0:07
Garmin Hill Challenge
11.38 mi07:05:581:40:488:515:01
9:51
+1:08
14.95 Miles
14.95 mi07:33:572:08:478:3727:59
7:50
-2:01
18 Miles
18.00 mi08:02:362:37:268:4528:39
9:24
+1:34
25 Miles
25.00 mi09:01:433:36:338:4059:07
8:27
-0:57
Finish
26.22 mi09:12:013:46:518:4010:18
8:27
0:00

Checkpoints & Pacing

๐Ÿ“ˆPace 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

7:50 /mi

Average Pace

8:40 /mi

Slowest Pace

9:51 /mi

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Fastest
Middle
Slowest
Average

๐Ÿ“ŠSegments

Segment Time Comparison

Time at Faster Pace

27:59

12% of race

Time at Steady Pace

2:45:12

73% of race

Time at Slower Pace

33:40

15% of race

Average Pace: 8:39 /mi

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Faster pace (< avg)
Steady pace (โ‰ˆ avg)
Slower pace (> avg)

๐ŸŽจHeatmap

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

โœจSparklines

Checkpoint Splits with Pace Trends

Overall Pace Trend

CheckpointDistanceTime of DayTimeAvg PaceSegmentPaceTrendRank
1.81 Miles
1.81 mi05:40:5115:418:4015:41
8:40
#1754
5.55 Miles
5.55 mi06:14:2849:188:5333:37
8:59
#2117
6.52 Miles
6.52 mi06:23:0257:528:538:34
8:50
#1901
10.87 Miles
10.87 mi07:00:571:35:478:4937:55
8:43
#1789
Garmin Hill Challenge
11.38 mi07:05:581:40:488:515:01
9:51
#1716
14.95 Miles
14.95 mi07:33:572:08:478:3727:59
7:50
#1683
18 Miles
18.00 mi08:02:362:37:268:4528:39
9:24
#1499
25 Miles
25.00 mi09:01:433:36:338:4059:07
8:27
#1179
Finish
26.22 mi09:12:013:46:518:4010:18
8:27
#1132
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM25-29Seg. OverallSeg. MalesSeg. M25-29
1.81 Miles1.81 mi1.81 mi175415063541754(Top 27%)1506(Top 32%)354(Top 35%)
5.55 Miles5.55 mi3.74 mi2117-3631801-295459-1052320(Top 35%)1962(Top 42%)490(Top 48%)
6.52 Miles6.52 mi0.97 mi1901+2161631+170409+501309(Top 20%)1165(Top 25%)294(Top 29%)
10.87 Miles10.87 mi4.35 mi1789+1121546+85390+191681(Top 26%)1448(Top 31%)368(Top 36%)
Garmin Hill Challenge11.38 mi0.51 mi1716+731485+61376+14947(Top 14%)857(Top 18%)244(Top 24%)
14.95 Miles14.95 mi3.57 mi1683+331457+28367+91622(Top 25%)1408(Top 30%)366(Top 36%)
18 Miles18.00 mi3.05 mi1499+1841302+155328+391037(Top 16%)922(Top 20%)237(Top 23%)
25 Miles25.00 mi7.00 mi1179+3201032+270265+63779(Top 12%)688(Top 15%)170(Top 17%)
Finish26.22 mi1.22 mi1132+47996+36259+6755(Top 12%)654(Top 14%)166(Top 16%)

Segment Performance Analysis

Start โ†’ 1.81 Miles

0.0 - 1.8 mi

Top 27%
ร—1human
+6ft-10ft

Overall

1754

Males

1506

M25-29

355

1.81 Milesโ†’5.55 Miles

1.8 - 5.5 mi

Top 35%
ร—6stories
+97ft-86ft

Overall

2320

Males

1962

M25-29

491

5.55 Milesโ†’6.52 Miles

5.5 - 6.5 mi

Top 20%
ร—15stories
+178ft-5ft

Overall

1309

Males

1165

M25-29

295

6.52 Milesโ†’10.87 Miles

6.5 - 10.9 mi

Top 26%
ร—20stories
+201ft-318ft

Overall

1681

Males

1448

M25-29

368

10.87 Milesโ†’Garmin Hill Challenge

10.9 - 11.4 mi

Top 14%
ร—11stories
+134ft-79ft

Overall

947

Males

857

M25-29

244

Garmin Hill Challengeโ†’14.95 Miles

11.4 - 14.9 mi

Top 25%
ร—17stories
+251ft-225ft

Overall

1622

Males

1408

M25-29

366

14.95 Milesโ†’18 Miles

14.9 - 18.0 mi

Top 16%
ร—12stories
+165ft-60ft

Overall

1037

Males

922

M25-29

237

18 Milesโ†’25 Miles

18.0 - 25.0 mi

Top 12%
ร—22stories
+142ft-378ft

Overall

779

Males

688

M25-29

170

25 Milesโ†’Finish

25.0 - 26.2 mi

Top 12%
~flat
+2ft-0ft

Overall

755

Males

654

M25-29

166

Passing Analysis

Category:
Athletes Passed
1127*
Passed By
505
Net Change
+622
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start โ†’ 1.81 Miles----#1754
1.81 Miles โ†’ 5.55 Miles60423-363#1754#2117
5.55 Miles โ†’ 6.52 Miles2182+216#2117#1901
6.52 Miles โ†’ 10.87 Miles143*31+112#1901#1789
10.87 Miles โ†’ Garmin Hill Challenge730+73#1789#1716
Garmin Hill Challenge โ†’ 14.95 Miles5926+33#1716#1683
14.95 Miles โ†’ 18 Miles191*7+184#1683#1499
18 Miles โ†’ 25 Miles332*12+320#1499#1179
25 Miles โ†’ Finish514+47#1179#1132
TOTALS1127*505+622

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

๐Ÿ“Š

Passing Visuals

Category:

๐Ÿ“ˆPosition Graph

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๐ŸŽจHeatmap Timeline

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๐Ÿ”„Passing Circle

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๐ŸŒŠPosition Flow

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๐ŸƒRace Lanes

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Public Race Data

The San Francisco Marathon

The San Francisco Marathon