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BOSTON MARATHON 2023

Ryan Guldan

Bib: 562•M

AZ

0:00
0:00
/ mi
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Overall
#0 / 26622
Top 7%
Gender (Male)
#0 / 15176
Top 12%
Division (M18-39)
#0 / 5285
Top 27%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Watch your race unfold from start to finish

Start
0:00:00
Race begins
5K· 3.11 mi
18:55
Rank: #875
Start → 5K
18:55 | 6:05/mi
10K· 6.21 mi
37:27
Rank: #794 (+81)
5K → 10K
18:32 | 5:58/mi
15K· 9.32 mi
56:57
Rank: #992 (-198)
10K → 15K
19:30 | 6:17/mi
20K· 12.43 mi
1:16:16
Rank: #1006 (-14)
15K → 20K
19:19 | 6:13/mi
Half· 13.11 mi
1:20:27
Rank: #1003 (+3)
20K → Half
4:11 | 6:08/mi
25K· 15.53 mi
1:35:49
Rank: #1040 (-37)
Half → 25K
15:22 | 6:20/mi
30K· 18.64 mi
1:56:24
Rank: #1157 (-117)
25K → 30K
20:35 | 6:38/mi
20M
2:05:29
Rank: #1198 (-41)
30K → 20M
9:05 | 6:41/mi
21M
2:12:28
Rank: #1218 (-20)
20M → 21M
6:59 | 6:59/mi
35K· 21.75 mi
2:17:24
Rank: #1256 (-38)
21M → 35K
4:56 | 6:36/mi
23M
2:25:54
Rank: #1314 (-58)
35K → 23M
8:30 | 6:47/mi
24M
2:33:08
Rank: #1429 (-115)
23M → 24M
7:14 | 7:14/mi
40K· 24.85 mi
2:39:46
Rank: #1589 (-160)
24M → 40K
6:38 | 7:45/mi
25.2M
2:42:41
Rank: #1653 (-64)
40K → 25.2M
2:55 | 8:27/mi
Finish· 26.22 mi
2:50:24
Rank: #1841 (-188)
25.2M → Finish
7:43 | 7:34/mi

Course Map & Elevation

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:20:27
Pace6:08 /mi
2nd Half
Distance13.11 mi
Time1:29:57
Pace6:52 /mi
📊Positive Split: 11.8% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:19:0618:556:0518:55
6:05
-
10K
6.21 mi10:37:3837:276:0218:32
5:58
-0:07
15K
9.32 mi10:57:0856:576:0719:30
6:17
+0:19
20K
12.43 mi11:16:271:16:166:0819:19
6:13
-0:04
Half
13.11 mi11:20:381:20:276:084:11
6:08
-0:05
25K
15.53 mi11:36:001:35:496:1015:22
6:20
+0:12
30K
18.64 mi11:56:351:56:246:1520:35
6:38
+0:18
20M
20.00 mi12:05:402:05:296:169:05
6:41
+0:03
21M
21.00 mi12:12:392:12:286:186:59
6:59
+0:18
35K
21.75 mi12:17:352:17:246:194:56
6:36
-0:23
23M
23.00 mi12:26:052:25:546:218:30
6:47
+0:11
24M
24.00 mi12:33:192:33:086:237:14
7:14
+0:27
40K
24.85 mi12:39:572:39:466:266:38
7:45
+0:31
25.2M
25.20 mi12:42:522:42:416:272:55
8:27
+0:42
Finish
26.22 mi12:50:352:50:246:307:43
7:34
-0:53

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

5:58 /mi

Average Pace

6:30 /mi

Slowest Pace

8:27 /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

1:20:27

47% of race

Time at Steady Pace

58:28

34% of race

Time at Slower Pace

31:29

18% of race

Average Pace: 6:30 /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
5K
3.11 mi10:19:0618:556:0518:55
6:05
#875
10K
6.21 mi10:37:3837:276:0218:32
5:58
#794
15K
9.32 mi10:57:0856:576:0719:30
6:17
#992
20K
12.43 mi11:16:271:16:166:0819:19
6:13
#1006
Half
13.11 mi11:20:381:20:276:084:11
6:08
#1003
25K
15.53 mi11:36:001:35:496:1015:22
6:20
#1040
30K
18.64 mi11:56:351:56:246:1520:35
6:38
#1157
20M
20.00 mi12:05:402:05:296:169:05
6:41
#1198
21M
21.00 mi12:12:392:12:286:186:59
6:59
#1218
35K
21.75 mi12:17:352:17:246:194:56
6:36
#1256
23M
23.00 mi12:26:052:25:546:218:30
6:47
#1314
24M
24.00 mi12:33:192:33:086:237:14
7:14
#1429
40K
24.85 mi12:39:572:39:466:266:38
7:45
#1589
25.2M
25.20 mi12:42:522:42:416:272:55
8:27
#1653
Finish
26.22 mi12:50:352:50:246:307:43
7:34
#1841
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi8758228221554(Top 6%)1483(Top 10%)1483(Top 28%)
10K6.21 mi3.10 mi794+81749+73749+73730(Top 3%)686(Top 5%)686(Top 13%)
15K9.32 mi3.11 mi992-198940-191940-1911554(Top 6%)1483(Top 10%)1483(Top 28%)
20K12.43 mi3.11 mi1006-14955-15955-151107(Top 4%)1056(Top 7%)1056(Top 20%)
Half13.11 mi0.68 mi1003+3953+2953+21141(Top 4%)1090(Top 7%)1090(Top 21%)
25K15.53 mi2.42 mi1040-37988-35988-351474(Top 6%)1411(Top 9%)1411(Top 27%)
30K18.64 mi3.11 mi1157-1171104-1161104-1162057(Top 8%)1964(Top 13%)1964(Top 37%)
20M20.00 mi1.36 mi1198-411144-401144-402185(Top 8%)2077(Top 14%)2077(Top 39%)
21M21.00 mi1.00 mi1218-201164-201164-202062(Top 8%)1948(Top 13%)1948(Top 37%)
35K21.75 mi0.75 mi1256-381200-361200-362909(Top 11%)2720(Top 18%)2720(Top 51%)
23M23.00 mi1.25 mi1314-581254-541254-542562(Top 10%)2403(Top 16%)2403(Top 45%)
24M24.00 mi1.00 mi1429-1151363-1091363-1095891(Top 22%)5021(Top 33%)5021(Top 95%)
40K24.85 mi0.85 mi1589-1601519-1561519-1568311(Top 31%)6417(Top 42%)6417(Top 121%)
25.2M25.20 mi0.35 mi1653-641578-591578-599108(Top 34%)6768(Top 45%)6768(Top 128%)
Finish26.22 mi1.02 mi1841-1881759-1811759-1819025(Top 34%)6742(Top 44%)6742(Top 128%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 6%
×21stories
+97ft-345ft

Overall

1554

Males

1483

M18-39

1483

5K→10K

3.1 - 6.2 mi

Top 3%
×5stories
+79ft-138ft

Overall

730

Males

686

M18-39

686

10K→15K

6.2 - 9.3 mi

Top 6%
×3stories
+67ft-78ft

Overall

1554

Males

1483

M18-39

1483

15K→20K

9.3 - 12.4 mi

Top 4%
×5stories
+106ft-86ft

Overall

1107

Males

1056

M18-39

1056

20K→Half

12.4 - 13.1 mi

Top 4%
×2stories
+19ft-37ft

Overall

1141

Males

1090

M18-39

1090

Half→25K

13.1 - 15.5 mi

Top 6%
×4stories
+66ft-88ft

Overall

1474

Males

1411

M18-39

1411

25K→30K

15.5 - 18.6 mi

Top 8%
×9stories
+181ft-148ft

Overall

2057

Males

1964

M18-39

1964

30K→20M

18.6 - 20.0 mi

Top 8%
×5stories
+64ft-50ft

Overall

2185

Males

2077

M18-39

2077

20M→21M

20.0 - 21.0 mi

Top 8%
×8stories
+106ft-24ft

Overall

2062

Males

1948

M18-39

1948

21M→35K

21.0 - 21.8 mi

Top 11%
×7stories
+17ft-86ft

Overall

2909

Males

2720

M18-39

2720

35K→23M

21.8 - 23.0 mi

Top 10%
×5stories
+23ft-63ft

Overall

2562

Males

2403

M18-39

2403

23M→24M

23.0 - 24.0 mi

Top 22%
×6stories
+12ft-82ft

Overall

5891

Males

5021

M18-39

5021

24M→40K

24.0 - 24.9 mi

Top 31%
×1story
+6ft-20ft

Overall

8311

Males

6417

M18-39

6417

40K→25.2M

24.9 - 25.2 mi

Top 34%
×1story
+13ft-16ft

Overall

9108

Males

6768

M18-39

6768

25.2M→Finish

25.2 - 26.2 mi

Top 34%
×2stories
+22ft-21ft

Overall

9025

Males

6742

M18-39

6742

Passing Analysis

Category:
Athletes Passed
204
Passed By
1170
Net Change
-966
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#875
5K → 10K9716+81#875#794
10K → 15K2200-198#794#992
15K → 20K1933-14#992#1006
20K → Half63+3#1006#1003
Half → 25K1249-37#1003#1040
25K → 30K17134-117#1040#1157
30K → 20M849-41#1157#1198
20M → 21M1636-20#1198#1218
21M → 35K1048-38#1218#1256
35K → 23M1068-58#1256#1314
23M → 24M4119-115#1314#1429
24M → 40K1161-160#1429#1589
40K → 25.2M064-64#1589#1653
25.2M → Finish2190-188#1653#1841
TOTALS2041170-966
📊

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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Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing